Installation of Space-Flex Lavatory B/F or F/G or D/E

TASK 25-43-49-400-802-A
Installation of Space-Flex Lavatory B/F or F/G or D/E

WARNING: BE CAREFUL WHEN YOU REMOVE OR INSTALL THIS EQUIPMENT. THIS EQUIPMENT IS HEAVY (MORE THAN 12 KG (26.5 lb)) AND CAN CAUSE INJURY AND/OR DAMAGE.

WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.

FIN: 5108MM ** ON A/C NOT FOR ALL

1. Reason for the Job
Self Explanatory

NOTE: More than one person is necessary for this procedure.

2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	2	SCRAPER - NON METALLIC
No specific	AR	TIE WRAP
No specific	AR	WARNING NOTICE(S)
No specific	Torque wrench: range to between 0.17 and 0.14 m.daN (15.04 and 12.39 lbf.in )
No specific	Torque wrench: range to between 0.40 and 0.32 m.daN (35.40 and 28.32 lbf.in )
No specific	Torque wrench: range to between 0.39 and 0.34 m.daN (34.51 and 30.09 lbf.in )
No specific	Torque wrench: range to between 0.40 and 0.34 m.daN (35.40 and 30.09 lbf.in )
No specific	Torque wrench: range to between 5.58 and 5.04 m.daN (41.15 and 37.17 lbf.ft )
No specific	Torque wrench: range to between 5.82 and 5.26 m.daN (42.92 and 38.79 lbf.ft )

B. Consumable Materials

REFERENCE	DESIGNATION
(Material No.03FBB1)	Mineral Oil base Grease-General Purpose Medium Temp. -
(Material No.03GBB1)	Synthetic Oil base Grease-General Purpose Clay Thickened -
(Material No.06AAB1)	Polysulfide Sealant-General Purpose Fillet -
(Material No.06AEA1)	Polysulfide Sealant-Low Adhesion Brushable -
(Material No.06CMD9)	Silicone Adhesive Sealant-General Purpose One part legacy
(Material No.06LCB1)	Non Hardening Jointing Putty-Medium Temp. Area Chromate Free -
(Material No.06LCG9)	Non Hardening Jointing Putty-Medium Temp. Area - -
(Material No.08BBD1)	Non Aqueous Cleaner-- Isopropyl Alcohol -
(Material No.11AAA2)	Disinfectant-Aircraft General - -
(Material No.11CAA1)	Disinfectant and cleaner-Aircraft interior - -
(Material No.14QEB1)	Wire-Locking Dia: 0.6 mm CRES Nickel Alloy -
(Material No.14SBA1)	Textile-Lint free Cotton -

C. Expendable Parts

FIG.ITEM	DESIGNATION	IPC-CSN
8	PACKINGS	AIPC 25-43-49-62-060
7	O-RINGS	AIPC 38-31-84-26-060

D. Referenced Information

REFERENCE	DESIGNATION
TASK 11-00-00-400-007-A	Installation of the ESSO (Scotchcal Labels)
TASK 12-24-38-680-001-A	Draining of the Potable Water System (with Electrical Power)
TASK 20-11-11-911-001-A	Safetying with Lockwire
TASK 20-28-00-912-802-A	Electrical Bonding - General Maintenance Procedure
TASK 20-28-00-912-803-A	Bonding Surface Preparation
TASK 21-21-00-710-002-A	Operational Test of the Individual Air Outlet
TASK 21-23-00-720-002-A	Functional Test of an Air Extraction Point
TASK 23-73-00-710-036-A	Operational Test of the Loudspeaker through the MCDU
TASK 23-73-00-740-005-B	Interface and Power-Up Test of the Cabin Intercommunication Data System (CIDS) through the CFDS
TASK 23-73-00-861-001-A	Energize the Cabin Intercommunication Data System (CIDS)
TASK 23-73-00-862-001-A	De-energize the Cabin Intercommunication Data System (CIDS)
TASK 23-73-13-000-001-A	Removal of the Additional Attendant Panel
TASK 23-73-14-000-001-A	Removal of the Lavatory Call Light
TASK 23-73-14-400-001-A	Installation of the Lavatory Call Light
TASK 23-73-51-000-001-A	Removal of the Loudspeaker
TASK 23-73-51-400-002-A	Installation of the Loudspeaker
TASK 23-73-62-000-006-A	Removal of the Return to Seat sign (LED)
TASK 23-73-62-400-006-A	Installation of the Return to Seat sign (LED)
TASK 24-42-00-861-001-A	Energize the Ground Service Network from the External Power
TASK 24-42-00-862-001-A	De-energize the Ground Service Network Supplied from the External Power
TASK 25-20-00-350-003-A	Repair of the Non-Textile Floor Covering (NTF)
TASK 25-20-00-350-004-A	Repair of the Moisture Barrier Foil (MYLAR)
TASK 25-22-41-000-001-A	Removal of the Wall-Mounted Cabin-Attendant Seats
TASK 25-22-41-400-001-A	Installation of the Wall-Mounted Cabin-Attendant Seats
TASK 25-23-41-000-001-A	Removal of the Ceiling Panels
TASK 25-23-41-400-001-A	Installation of the Ceiling Panels
TASK 25-23-42-000-002-A	Removal of the Ceiling Panels - Aft Utility Area
TASK 25-23-42-400-002-A	Installation of the Ceiling Panels - Aft Utility Area
TASK 25-23-43-000-001-A	Removal of the Upper Sidewall Panel
TASK 25-23-43-400-001-A	Installation of the Upper Sidewall Panel
TASK 25-23-44-000-001-A	Removal of the Lower Sidewall Panels (Dado Panels)
TASK 25-23-44-400-001-A	Installation of the Lower Sidewall Panels (Dado Panels)
TASK 25-23-45-000-003-A	Removal of the Door Frame Linings from the Left Aft Passenger/Crew Door
TASK 25-23-45-400-008-A	Installation of the Door Frame Linings on the Left Aft Passenger/Crew Door
TASK 25-23-48-000-001-A	Removal of the Cove Light Panel
TASK 25-23-48-400-001-A	Installation of the Cove Light Panel
TASK 25-28-42-000-001-A	Removal of the Non-Textile Floor Covering (NTF)
TASK 25-28-42-400-001-A	Installation of the Non-Textile Floor Covering (NTF)
TASK 25-28-43-000-001-A	Removal of the Moisture Barrier Foil (MYLAR)
TASK 25-28-43-400-001-A	Installation of the Moisture Barrier Foil (MYLAR)
TASK 25-33-00-820-801-A	Rigging of Space-Flex V2
TASK 25-33-50-000-802-A	Removal of Galley G4B (Space-Flex V2)
TASK 25-33-50-400-802-A	Installation of Galley G4B (Space-Flex V2)
TASK 25-45-18-000-802-A	Removal of the Access Doors of the Space Flex Lavatory
TASK 25-45-19-000-804-A	Removal of the Door of the Space Flex Lavatory
TASK 25-45-19-400-804-A	Installation of the Door of the Space Flex Lavatory
TASK 25-45-22-000-802-A	Removal of the Toilet Shroud of the Space Flex Lavatory
TASK 25-45-22-400-802-A	Installation of the Toilet Shroud of the Space Flex Lavatory
TASK 25-55-12-000-001-A	Removal of the Aft Cargo-Compartment Partition at FR65
TASK 25-55-12-000-003-A	Removal of the Sidewall Panels in the Aft Cargo Compartment - FR59/FR65
TASK 25-55-12-400-001-A	Installation of the Aft Cargo-Compartment Partition at FR65
TASK 25-55-12-400-003-A	Installation of the Sidewall Panels in the Aft Cargo Compartment - FR59/FR65
TASK 26-17-00-710-001-A	Operational Test of the Lavatory Smoke-Detection System
TASK 26-17-15-000-809-A	Removal of the Smoke Detector of Lavatory WC/FS/GS
TASK 26-17-15-400-809-A	Installation of the Smoke Detector of Lavatory WC/FS/GS
TASK 30-71-53-000-003-A	Removal of the Waste-Water De-icing Heater Elements
TASK 30-71-53-400-003-A	Installation of the Waste-Water De-icing Heater Elements
TASK 30-73-53-000-001-A	Removal of the Potable-Water De-icing Heater Elements
TASK 30-73-53-400-001-A	Installation of the Potable-Water De-icing Heater Elements
TASK 33-24-00-710-001-A	Operational Test of the Lavatory Lighting LQ
TASK 33-24-12-000-805-A	Removal of the Accent Washtable Light
TASK 33-24-12-000-806-A	Removal of the Floor Light
TASK 33-24-12-400-805-A	Installation of the Accent Washtable Light
TASK 33-24-12-400-806-A	Installation of the Floor Light
TASK 33-26-00-710-001-A	Operational Test of the Lavatory Lighted Signs WJ
TASK 33-51-00-710-007-A	Operational Test of the Emergency Lighting in the Cabin with the 'LIGHT EMER' Pushbutton Switch
TASK 33-51-14-000-006-A	Removal of the Auxiliary/Mirror Lavatory Light
TASK 33-51-14-400-006-A	Installation of the Auxiliary/Mirror Lavatory Light
TASK 35-21-41-000-001-A	Removal of the Emergency Oxygen Containers
TASK 35-21-41-400-001-A	Installation of the Emergency Oxygen Containers
TASK 35-23-00-710-001-A	Operational Check of Manual Mask Release
TASK 38-10-00-614-002-A	Depressurization of the Potable Water System
TASK 38-12-00-710-002-A	Operational Test of the Potable Water-Distribution System (with a Ground Air-Supply Cart)
TASK 38-12-00-710-004-A	Operational Test of a Potable Water Heater
TASK 38-31-00-710-009-A	Operational Test of the Toilet Unit
TASK 38-31-41-000-001-A	Removal of a Toilet Assembly
TASK 38-31-41-400-001-A	Installation of a Toilet Assembly
TASK 38-32-00-710-002-A	Operational Test of the Waste/Water Drain System
TASK 52-30-00-860-001-A	Open the FWD or Aft Cargo-Compartment Door with the Yellow Electric Pump
TASK 52-30-00-860-002-A	Close the FWD or Aft Cargo-Compartment Door with the Yellow Electric Pump
CMM 254101
TASK 11-00-00-00	PLACARDS AND MARKINGS - DESCRIPTION AND OPERATION
TASK 25-43-00-00	AFT LAVATORIES - DESCRIPTION AND OPERATION
Lower Attachments ** ON A/C NOT FOR ALL
Disassembly/Assembly of the lavatory ** ON A/C NOT FOR ALL
Lower Attachments Spaceflex V2 ** ON A/C NOT FOR ALL
Water Connections ** ON A/C NOT FOR ALL
Air Connections ** ON A/C NOT FOR ALL
Door Sill ** ON A/C NOT FOR ALL
Upper Attachments ** ON A/C NOT FOR ALL
Electrical Connections ** ON A/C NOT FOR ALL
Water Connections ** ON A/C NOT FOR ALL
Air Connections ** ON A/C NOT FOR ALL
Upper Attachments ** ON A/C NOT FOR ALL
Electrical Connections ** ON A/C NOT FOR ALL
Floor Pan Assembly Spaceflex V2 ** ON A/C NOT FOR ALL

3. Job Set-up
Subtask 25-43-49-860-056-A ** ON A/C NOT FOR ALL

A. Aircraft Maintenance Configuration
(1) Make sure that the ground service network is energized (Ref. AMM TASK 24-42-00-861-001).
(2) Make sure that the potable water system is drained (Ref. AMM TASK 12-24-38-680-001).
(3) Make sure that the WARNING NOTICE(S) is in position to tell persons not to do the servicing of the potable water system.
(4) Make sure that the galley is removed (Ref. AMM TASK 25-33-50-000-802).

Subtask 25-43-49-860-056-AX ** ON A/C NOT FOR ALL

A. Aircraft Maintenance Configuration
(1) Make sure that the ground service network is energized
(Ref. AMM TASK 24-42-00-861-001).

WARNING: MAKE SURE THAT THE POTABLE WATER SYSTEM IS DEPRESSURIZED. A PRESSURIZED SYSTEM CAN CAUSE INJURY TO PERSONS WHEN THEY DO WORK ON IT.

(2) Make sure that the potable water system is depressurized (Ref. AMM TASK 38-10-00-614-002).
(3) Make sure that the potable water system is drained (Ref. AMM TASK 12-24-38-680-001).
(4) Make sure that the WARNING NOTICE(S) is (are) in position to tell persons not to do the servicing of the potable water system.
(5) For the location of this component, refer to paragraph Component Location
(Ref. AMM D/O 25-43-00-00).
(6) Make sure that the Cabin Intercommunication Data System (CIDS) is de-energized (Ref. AMM TASK 23-73-00-862-001).

Subtask 25-43-49-860-070-B ** ON A/C NOT FOR ALL

B. Aircraft Maintenance Configuration
(1) Make sure that the adjacent galley is removed (Ref. AMM TASK 25-33-50-000-802).

Subtask 25-43-49-860-057-A ** ON A/C NOT FOR ALL

C. Aircraft Maintenance Configuration
(1) Make sure that the ceiling panel in the aft utility area is removed (Ref. AMM TASK 25-23-42-000-002).
(2) Make sure that the applicable ceiling panel is removed (Ref. AMM TASK 25-23-41-000-001).
(3) Make sure that the cove light panel is removed (Ref. AMM TASK 25-23-48-000-001).
(4) Make sure that the light control unit is removed (Ref. AMM D/O 33-24-15-00).
(5) Make sure that the lavatory smoke detectors are removed (Ref. AMM D/O 26-17-15-00).
(6) Make sure that the auxiliary/mirror lavatory light is removed (Ref. AMM TASK 33-51-14-000-006).
(7) Make sure that the Return to Seat (RTS) sign (LED) is removed (Ref. AMM TASK 23-73-62-000-006).
(8) Make sure that the lavatory loudspeaker is removed (Ref. AMM TASK 23-73-51-000-001).
(9) Make sure that the Cabin LED Unit (CLEDU) is removed (Ref. AMM D/O 33-24-11-00).
(10) If necessary, remove the accent washtable lights (Ref. AMM TASK 33-24-12-000-805).
(11) Make sure that the upper sidewall panel is removed (Ref. AMM TASK 25-23-43-000-001).
(12) Make sure that the lower sidewall panel is removed (Ref. AMM TASK 25-23-44-000-001).
(13) Make sure that the lavatory call lights are removed (Ref. AMM TASK 23-73-13-000-001).
(14) If necessary, make sure that the lavatory floor light is removed (Ref. AMM TASK 33-24-12-000-806).
(15) If installed, make sure that the door-mounted cabin-attendant seat is removed (Ref. AMM TASK 25-22-41-000-001).

Subtask 25-43-49-860-057-AY ** ON A/C NOT FOR ALL

C. Aircraft Maintenance Configuration
(1) If necessary, remove the aft utility-area ceiling-panel(s) (Ref. AMM TASK 25-23-42-000-002).
(2) Make sure that the applicable ceiling panels are removed (Ref. AMM TASK 25-23-41-000-001).
(3) Make sure that the applicable cove light panels are removed (Ref. AMM TASK 25-23-48-000-001).
(4) Make sure that the light control unit is removed (Ref. AMM D/O 33-24-15-00).
(5) Make sure that the lavatory smoke detectors are removed (Ref. AMM TASK 26-17-15-000-809).
(6) Make sure that the auxiliary/mirror lavatory light is removed (Ref. AMM TASK 33-51-14-000-006).
(7) Make sure that the Return to Seat (RTS) sign (LED) is removed (Ref. AMM TASK 23-73-62-000-006).
(8) Make sure that the lavatory loudspeaker is removed (Ref. AMM TASK 23-73-51-000-001).
(9) Make sure that the Cabin LED Unit (CLEDU) is removed (Ref. AMM D/O 33-24-11-00).
(10) If necessary, remove the accent washtable lights (Ref. AMM TASK 33-24-12-000-805).
(11) Make sure that the applicable upper sidewall panels are removed (Ref. AMM TASK 25-23-43-000-001).
(12) Make sure that the applicable lower sidewall panels are removed (Ref. AMM TASK 25-23-44-000-001).
(13) Make sure that the lavatory call lights are removed (Ref. AMM TASK 23-73-14-000-001).
(14) If necessary, remove the lavatory floor light (Ref. AMM TASK 33-24-12-000-806).
(15) Make sure that the wall-mounted Cabin Attendant Seat (CAS) is removed (Ref. AMM TASK 25-22-41-000-001).

Subtask 25-43-49-860-058-A ** ON A/C NOT FOR ALL

D. Aircraft Maintenance Configuration
(1) Make sure that the door-frame lining panels are removed (Ref. AMM TASK 25-23-45-000-003).

Subtask 25-43-49-860-059-B ** ON A/C NOT FOR ALL

E. Aircraft Maintenance Configuration
(1) Make sure that the lavatory doors are removed (Ref. AMM TASK 25-45-19-000-804).
(2) In the lavatory:
(a) Make sure that emergency oxygen containers [37WR] and [38WR] are removed (Ref. AMM TASK 35-21-41-000-001).
(b) Make sure that the toilet shrouds are removed (Ref. AMM TASK 25-45-22-000-802).
(c) Make sure that the toilet assemblies are removed (Ref. AMM TASK 38-31-41-000-001).
(d) Make sure that the wash basin door is removed (Ref. AMM TASK 25-45-18-000-802).

Subtask 25-43-49-860-055-B ** ON A/C NOT FOR ALL

F. Aircraft Maintenance Configuration
(1) If necessary, examine the Mylar covering.
(a) If the condition of the Mylar is not satisfactory, repair it (Ref. AMM TASK 25-20-00-350-004).
(b) If you cannot repair the Mylar, replace it (Ref. AMM TASK 25-28-43-000-001) and (Ref. AMM TASK 25-28-43-400-001).

Subtask 25-43-49-860-059-AY ** ON A/C NOT FOR ALL

G. Aircraft Maintenance Configuration
(1) Make sure that the lavatory doors are removed (Ref. AMM TASK 25-45-19-000-804).
(2) Make sure that the emergency oxygen containers are removed (Ref. AMM TASK 35-21-41-000-001).
(3) In the lavatory:
(a) Make sure that the toilet shrouds and the seats are removed (Ref. AMM TASK 25-45-22-000-802).
(b) Make sure that the toilet assemblies are removed (Ref. AMM TASK 38-31-41-000-001).
(c) If necessary, remove the related waste-water pipe heaters and insulations (Ref. AMM TASK 30-71-53-000-001).
(d) If necessary, remove the related potable-water pipe heaters and insulations (Ref. AMM TASK 30-73-53-000-001).
(4) Make sure that the aft cargo-compartment door is open (Ref. AMM TASK 52-30-00-860-001).
(5) In the aft cargo compartment:
(a) Make sure that the applicable partition is removed (Ref. AMM TASK 25-55-12-000-001).
(b) Make sure that the applicable sidewall panels are removed (Ref. AMM TASK 25-55-12-000-003).

Subtask 25-43-49-860-055-A ** ON A/C NOT FOR ALL

H. Aircraft Maintenance Configuration
(1) If necessary, examine the Non-Textile Floor covering (NTF) as follows:
(a) If the condition of the NTF is not satisfactory, repair it (Ref. AMM TASK 25-20-00-350-003).
(b) If you cannot repair the NTF, replace it (Ref. AMM TASK 25-28-42-000-001) and (Ref. AMM TASK 25-28-42-400-001).

Subtask 25-43-49-865-054-A ** ON A/C NOT FOR ALL

I. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged:

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
49VU	LIGHTING/EMER LT/CABIN	79WL	H07
** ON A/C NOT FOR ALL
49VU	LIGHTING/EMER LT/CABIN	79WL	H05
** ON A/C NOT FOR ALL
122VU	AIR COND/LAV/GALLEY VENT CTL/EXTRACT FAN/CTL	5HU	U21
122VU	AIR COND/LAV/GALLEY VENT CTL/EXTRACT FAN/SPLY	6HU	U19
2000VU	POT WIP-HEATER-CTL	2DW	A01
2000VU	LIGHT-LAV	1LQ	J01
** ON A/C NOT FOR ALL
2001VU	VACU TOIL SYS-VACUUM-GEN	33MG	A08
2001VU	LAV AFT-HOT WATER-D/F	2MB	B02
** ON A/C NOT FOR ALL
2001VU	VACU TOIL SYS-VACU-SYS	35MG	A06
2001VU	VACU TOIL SYS-LAV PWR-G	34MG	A04
2001VU	VACU TOIL SYS-LAV PWR-F	39MG	A03
2001VU	LAVATORY AFT-OCCUPIED	11WJ	B04
** ON A/C NOT FOR ALL
2001VU	VACU TOIL SYS-VACU-GEN	33MG	A08
2001VU	LAV AFT-HOT WATER	2MB	B02

Subtask 25-43-49-210-051-A ** ON A/C NOT FOR ALL

J. Preparation for Installation
(1) Clean the component interfaces and the adjacent area.

WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.

(a) Remove the old sealant from the floor panel and the attached components with the SCRAPER - NON METALLIC and if necessary, with Non Aqueous Cleaner-- Isopropyl Alcohol - (Material No.08BBD1) and a lint-free cotton cloth Textile-Lint free Cotton - (Material No.14SBA1) .
(2) Do an inspection of the component interfaces and the adjacent area.
(3) Make sure that the parts retained from the removed component are clean and in the correct condition.
(4) Make sure that the placards of the retained/new components are in the correct position and in good condition.
(a) If necessary, install new placards:

4. Procedure
Subtask 25-43-49-210-054-A ** ON A/C NOT FOR ALL

A. Preparation for Installation
(1) If necessary, remove the safety barriers.
(2) Clean the component interfaces and the adjacent area.
(3) Remove the remaining sealant from the floor panel and the attached components with the SCRAPER - NON METALLIC.
(4) Clean the area with the Textile-Lint free Cotton - (Material No.14SBA1) and Non Aqueous Cleaner-- Isopropyl Alcohol - (Material No.08BBD1) .
(5) Do an inspection of the component interfaces and the adjacent area.
(6) Make sure that the parts retained from the removed component are clean and in the correct condition.
(7) Make sure that the placards of the retained/new components are in the correct position and in a good condition.
(a) If necessary, install the new placards:

(8) Prepare the surface of the bonding point(s)
(Ref. AMM TASK 20-28-00-912-803).

Subtask 25-43-49-420-088-A ** ON A/C NOT FOR ALL

B. Assembly of the Lavatory

WARNING: YOU MUST MAKE SURE THAT YOU CAN HOLD THE COMPONENT BEFORE YOU REMOVE/INSTALL IT. THE COMPONENT IS HEAVY. IF IT FALLS, IT CAN CAUSE INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.

(1) For the assembly of the lavatory, CMM 254101.

Subtask 25-43-49-420-089-A ** ON A/C NOT FOR ALL

C. Preparation of the Lower Attachments

Lower Attachments ** ON A/C NOT FOR ALL

(1) When you connect/install the components, refer to the match marks made during the removal procedure.
(2) Put the new AIPC 25-43-49-62-060 PACKINGS (8) and the bushings (7) in position.
(3) Move the smoke detector panels down into the lavatory assemblies to prevent damage when you put the lavatory assemblies in position.

CAUTION: WHEN YOU MOVE A HEAVY COMPONENT, DO NOT PUSH IT ALONG THE CABIN FLOOR OR LET IT RUB AGAINST THE FLOOR. IF YOU DO, YOU CAN CAUSE DAMAGE TO THE CABIN FLOOR AND/OR THE COMPONENT.

(4) Carefully hold the lavatory assemblies near their installation positions.

Subtask 25-43-49-420-059-B ** ON A/C NOT FOR ALL

CAUTION: WHEN YOU MOVE A HEAVY COMPONENT, DO NOT PUSH IT ALONG THE CABIN FLOOR OR LET IT RUB AGAINST THE FLOOR. IF YOU DO, YOU CAN CAUSE DAMAGE TO THE CABIN FLOOR AND/OR THE COMPONENT.

D. Assembly of the Lavatory

Disassembly/Assembly of the lavatory ** ON A/C NOT FOR ALL

(1) When you connect/install the components, refer to the match marks made during the removal procedure.
(2) Put the lavatory assembly (1) in position.
(3) Put the floor pan assembly (8) in position.
(4) Put the washers (11) in position and install the screws (10).
(5) TORQUE the screws (10) to between 0.39 and 0.34 m.daN (34.51 and 30.09 lbf.in )

.
(6) Put the lavatory assembly (4) in position on the floor pan assembly (8).
(7) Put the washers (3) and (6) in position and install the screws (2), (7), (5) and (9).
(8) TORQUE the screws (2), (7) and (5) to between 0.39 and 0.34 m.daN (34.51 and 30.09 lbf.in )

.
(9) TORQUE the screws (9) to between 0.39 and 0.34 m.daN (34.51 and 30.09 lbf.in )

Subtask 25-43-49-420-085-A ** ON A/C NOT FOR ALL

E. Preparation of the Lower Attachments

Lower Attachments Spaceflex V2 ** ON A/C NOT FOR ALL

(1) Apply Synthetic Oil base Grease-General Purpose Clay Thickened - (Material No.03GBB1) to the bushings (7) and the new AIPC 25-43-49-62-060 PACKINGS (8).
(2) Put the packings (8) and the bushings (7) in position at the attachment point locations.
(3) Move the smoke detector panels down in the lavatory assemblies to prevent the clashes while you position the lavatory assemblies.
(4) Carefully put and hold the lavatory assemblies near its installation position.

Subtask 25-43-49-930-054-A ** ON A/C NOT FOR ALL

F. Markings on the Ventilation Connections, the Potable Water Connections and the Waste-Water Drain Connections
(1) When you connect/install the components, refer to the match marks made during the removal procedure.

Subtask 25-43-49-420-090-D ** ON A/C NOT FOR ALL

G. Installation of the Water Connections

Water Connections ** ON A/C NOT FOR ALL

WARNING: DO NOT DO WORK ON THE WASTE WATER SYSTEM AND THE POTABLE WATER SYSTEM AT THE SAME TIME. THIS WILL PREVENT CONTAMINATION OF THE POTABLE WATER SYSTEM. SUCH CONTAMINATION CAN BE DANGEROUS TO HEALTH.

(1) Connect the potable water connections as follows:

WARNING: MAKE SURE THAT THE POTABLE WATER SYSTEM IS DEPRESSURIZED. A PRESSURIZED SYSTEM CAN CAUSE INJURY TO PERSONS WHEN THEY DO WORK ON IT.

WARNING: MAKE SURE THAT THE EQUIPMENT YOU USE FOR THIS PROCEDURE IS CLEAN AND APPROVED FOR THE POTABLE WATER SYSTEM. IF NOT IT CAN CAUSE CONTAMINATION OF THE POTABLE WATER SYSTEM.

WARNING: BEFORE YOU DO WORK ON THE POTABLE WATER SYSTEM, CLEAN YOUR HANDS WITH SOAP AND WATER. THIS WILL PREVENT INFECTION. (CONTAMINATION FROM TOILET WASTE IS DANGEROUS TO HEALTH).

(a) Remove the PLUG-BLANKING from each disconnected line end.
(b) Connect the potable water hoses (6) to the end fittings of the tubes (5) with the nuts (4).
(c) Make sure that the potable water hoses (6) are not twisted.
(d) TORQUE the nuts (4) to between 5.58 and 5.04 m.daN (41.15 and 37.17 lbf.ft )

.
(2) Connect the waste-water drain connections as follows:

WARNING: ALWAYS USE RUBBER GLOVES WHEN YOU DO WORK:

ON THE WASTE WATER SYSTEM, OR
ON PARTS THAT HAVE CONTAMINATION FROM THE WASTE WATER SYSTEM.

WHEN YOU COMPLETE THE WORK PROCEDURE, CLEAN YOUR HANDS WITH SOAP AND WATER. THIS WILL PREVENT INFECTION (WASTE WATER IS DANGEROUS FOR HEALTH).

(a) Remove the PLUG-BLANKING from each disconnected line end.
(b) Put the clamps (2) in position on the waste-water drain hoses (1).
(c) Connect the waste-water drain hoses (1) to the waste-water drain tubes (3).
(d) TORQUE the clamps (2) to between 0.17 and 0.14 m.daN (15.04 and 12.39 lbf.in )

.
(3) Install the vacuum waste connections as follows:

WARNING: ALWAYS USE RUBBER GLOVES WHEN YOU DO WORK:

ON THE TOILET WASTE SYSTEM, OR
ON PARTS THAT HAVE CONTAMINATION FROM THE WASTE SYSTEM.

WHEN YOU COMPLETE THE WORK PROCEDURE, CLEAN YOUR HANDS WITH SOAP AND WATER. THIS WILL PREVENT INFECTION (TOILET WASTE IS DANGEROUS FOR HEALTH).

(a) Remove the PLUG-BLANKING from each disconnected line end.
(b) Apply Mineral Oil base Grease-General Purpose Medium Temp. - (Material No.03FBB1) to the new AIPC 38-31-84-26-060 O-RINGS (7) and put them in position on the aircraft structure.
(c) Put the vacuum waste hoses (14) in position, then install the washers (13) and the screws (12).
(d) TORQUE the screws (12) to between 0.40 and 0.34 m.daN (35.40 and 30.09 lbf.in )

.
(e) Put the access covers (11) in position, then install the washers (13) and the screws (12).
(f) TORQUE the screws (12) to between 0.40 and 0.34 m.daN (35.40 and 30.09 lbf.in )

.
(g) Clean the area around the vacuum waste hoses (14) with Disinfectant-Aircraft General - - (Material No.11AAA2) or Disinfectant-Aircraft General - - (Material No.11AAA2) and the Textile-Lint free Cotton - (Material No.14SBA1) .
(h) Apply Silicone Adhesive Sealant-General Purpose One part legacy (Material No.06CMD9) to the heads of the screws (12) and the access covers (11).
(i) Put the sleeves (8) in position on the vacuum waste tubes (9).
(j) Apply Mineral Oil base Grease-General Purpose Medium Temp. - (Material No.03FBB1) to the new AIPC 38-31-84-26-060 O-RINGS (7).
(k) Put the O-rings (7) in position on the vacuum waste tubes (9) and the vacuum waste hoses (14).
(l) Connect the vacuum waste hoses (14) to the vacuum waste tubes (9).
(m) Move the sleeves (8) to the center position between the vacuum waste hoses (14) and the vacuum waste tubes (9).
(n) Install the clamps (10).

Subtask 25-43-49-420-091-A ** ON A/C NOT FOR ALL

H. Installation of the Air Connections

Air Connections ** ON A/C NOT FOR ALL

(1) Connect the air-extraction hose (7) as follows:
(a) Remove the PLUG-BLANKING from each disconnected line end.
(b) Make sure that the line ends are clean and clear.
(c) Put the clamp (9) in position on the air-extraction hose (7).
(d) Connect the air-extraction hose (7) to the tube (11).
(e) TORQUE the clamp (9) to between 0.17 and 0.14 m.daN (15.04 and 12.39 lbf.in )

.
(2) Connect the ventilation hose (8) as follows:
(a) Remove the PLUG-BLANKING from each disconnected line end.
(b) Make sure that the line ends are clean and clear.
(c) Put the clamp (10) in position on the ventilation hose (8).
(d) Connect the ventilation hose (8) to the tube (12).
(e) TORQUE the clamp (10) to between 0.17 and 0.14 m.daN (15.04 and 12.39 lbf.in )

.
(3) Put the covers (5) and (6) in position, then install the washers (4) and the screws (3).
(4) TORQUE the screws (3) to between 0.40 and 0.34 m.daN (35.40 and 30.09 lbf.in )

.
(5) Apply Silicone Adhesive Sealant-General Purpose One part legacy (Material No.06CMD9) to the heads of the screws (3).
(6) Close the panel assembly (1).

Subtask 25-43-49-420-092-A ** ON A/C NOT FOR ALL

I. Installation of the Lower Attachments

Lower Attachments ** ON A/C NOT FOR ALL

(1) When you connect/install the components, refer to the match marks made during the removal procedure.
(2) Remove the PLUG-BLANKING from each disconnected line end.
(3) Put the clamps (15) in position and connect the ventilation hose (16) to the tube (14).
(4) TORQUE the clamps (15) to between 0.17 and 0.14 m.daN (15.04 and 12.39 lbf.in )

.
(5) Put the clamp (21) in position and connect the hose (25) to the T-connection (20).
(6) TORQUE the clamp (21) to between 0.17 and 0.14 m.daN (15.04 and 12.39 lbf.in )

.
(7) Put the clamp (24) in position, then install the spacer (26), the washer (22) and the screw (23).
(8) TORQUE the screw (23) to between 0.40 and 0.34 m.daN (35.40 and 30.09 lbf.in )

.
(9) Carefully put the lavatory assembly in position.
(10) Examine the positions at the X and Y axis. Start with hard points L1, L2 and L5.
(11) If necessary, turn the threaded bushings (6) clockwise or counterclockwise to adjust the vertical position of the lavatory.
(12) Make sure that the minimum distance between the bottom of the lavatory floor and the bottom of the threaded bushings is 0.5 mm (0.0197 in.).

NOTE: A quarter turn of the threaded bushing is 0.5 mm (0.0197 in.).

(13) Put the outer eccentric bushings (5) and the inner eccentric bushings (4) in position.
(14) If necessary, turn the outer eccentric bushings (5) and the inner eccentric bushings (4) clockwise or counterclockwise until it is possible to install the bolts (1).
(15) If the washers (3) are removed, install them.
(16) Apply Synthetic Oil base Grease-General Purpose Clay Thickened - (Material No.03GBB1) to the threads of the bolts (1).
(17) Install the washers (2) and the bolts (1).
(18) Do not torque the bolts (1).

NOTE: The procedure to torque the bolts (1) is available in the rigging task.

(19) Do the rigging of the Space-Flex V2 (Ref. AMM TASK 25-33-00-820-801).
(20) Install the washer (18) and the screw (17) on the plate (19).
(21) TORQUE the screw (17) to between 0.40 and 0.32 m.daN (35.40 and 28.32 lbf.in )

.
(22) Apply Silicone Adhesive Sealant-General Purpose One part legacy (Material No.06CMD9) to the head of the screw (17).
(23) Put the seal angle (11) in position, then install the washers (9) and (12) and the screws (10) and (13).
(24) TORQUE the screws (10) and (13) to between 0.40 and 0.32 m.daN (35.40 and 28.32 lbf.in )

.
(25) Apply Silicone Adhesive Sealant-General Purpose One part legacy (Material No.06CMD9) to the heads of the screws (10) and (13).

Subtask 25-43-49-420-094-A ** ON A/C NOT FOR ALL

J. Installation of the Door Sill

Door Sill ** ON A/C NOT FOR ALL

(1) Install the spacers (2) and (3).
(2) Apply Non Hardening Jointing Putty-Medium Temp. Area Chromate Free - (Material No.06LCB1) to the threads of the screws (1).
(3) Put the door sill (4) in position and install the screws (1).
(4) TORQUE the screws (1) to between 0.40 and 0.32 m.daN (35.40 and 28.32 lbf.in )

.
(5) Apply Silicone Adhesive Sealant-General Purpose One part legacy (Material No.06CMD9) to the floor pan in the inner part of the lavatory around the door sill (4).
(6) Apply Silicone Adhesive Sealant-General Purpose One part legacy (Material No.06CMD9) to the door sill (4) and the heads of the screws (1).

Subtask 25-43-49-420-093-A ** ON A/C NOT FOR ALL

K. Installation of the Upper Attachments

Upper Attachments ** ON A/C NOT FOR ALL

(1) Put the bracket (15) in position and install the quick-release pins (14).
(2) Make sure that the access panel (1) is open.
(3) Put the tie-rods (3) and (8) in position on the aircraft structure, then install the quick-release pins (7) and (18).
(4) If necessary, adjust the tie-rods (3) and (8) as follows:

NOTE: The tie-rods are adjustable in the range of +/- 12.7 mm (0.5000 in.).

WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.

(a) Cut and discard the lockwire.
(b) Loosen the locknuts (4) and (9).
(c) Turn the tie-rods (3) and (8) clockwise or counterclockwise until you can install the quick-release pins (6) and (18) easily.
(d) Tighten the locknuts (4) and (9) and safety them with 14QEB1Wire-Locking Dia: 0.6 mm CRES Nickel Alloy - (Ref. AMM TASK 20-11-11-911-001).
(5) Put the tie-rods (3) and (8) in position on the lavatory structure and the bracket.
(6) Install the quick-release pins (6) and (18).
(7) Make sure that the tie-rod ends (5) and (10) are safetied.
(8) Connect the bonding strap (17) as follows:
(a) Release the bonding strap (17) from the lavatory structure.
(b) Connect the bonding strap (17), then install the washers (13), lockwashers (12), screw (16) and nut (11).
(c) TORQUE the nut (11) to between 0.40 and 0.34 m.daN (35.40 and 30.09 lbf.in )

.
(d) Do the electrical resistance measurement and the final protection of the bonding point(s)
(Ref. AMM TASK 20-28-00-912-802).
(9) Close the access panel (1).
(10) Make sure that the mechanism (2) is engaged correctly.

Subtask 25-43-49-420-095-A ** ON A/C NOT FOR ALL

L. Installation of the Electrical Connections

Electrical Connections ** ON A/C NOT FOR ALL

(1) When you connect/install the components, refer to the match marks made during the removal procedure.
(2) Connect the bonding straps (3) and (8) as follows:
(a) Release the bonding straps (3) and (8) from the lavatory structure.
(b) Connect the bonding straps (8), then install the washers (7), the lockwashers (6) and the bolts (5).
(c) TORQUE the bolts (5) to between 0.40 and 0.34 m.daN (35.40 and 30.09 lbf.in )

.
(d) Do the electrical resistance measurement and the final protection of the bonding point(s)
(Ref. AMM TASK 20-28-00-912-802).
(e) Connect the bonding straps (3), then install the washers (2), the bolts (1) and the nuts (4).
(f) Tighten the nuts (4).
(g) Do the electrical resistance measurement and the final protection of the bonding point(s)
(Ref. AMM TASK 20-28-00-912-802).

CAUTION: MAKE SURE THAT THE BONDING STRAP(S) IS(ARE) CONNECTED BEFORE YOU CONNECT THE ELECTRICAL CONNECTOR(S).

(3) Connect electrical connectors 7191VC-A (10) and 7193VC-A (9) as follows:
(a) Release the electrical connectors (10) and (9) from the aircraft structure.
(b) Remove the CAP-BLANKING from each electrical connector and receptacle.
(c) Make sure that all the electrical connections are clean and in the correct condition.
(d) Connect the electrical connectors (10) and (9).
(e) Put the electrical harnesses (12) in position and safety them with the new TIE WRAP (11).

Subtask 25-43-49-420-062-B ** ON A/C NOT FOR ALL

M. Installation of the Water Connections

Water Connections ** ON A/C NOT FOR ALL

WARNING: DO NOT DO WORK ON THE TOILET WASTE SYSTEM AND THE POTABLE WATER SYSTEM AT THE SAME TIME. THIS WILL PREVENT CONTAMINATION OF THE POTABLE WATER SYSTEM. SUCH CONTAMINATION CAN BE DANGEROUS TO HEALTH.

WARNING: MAKE SURE THAT THE EQUIPMENT YOU USE FOR THIS PROCEDURE IS CLEAN AND APPROVED FOR THE POTABLE WATER SYSTEM. IF NOT IT CAN CAUSE CONTAMINATION OF THE POTABLE WATER SYSTEM.

WARNING: BEFORE YOU DO WORK ON THE POTABLE WATER SYSTEM, CLEAN YOUR HANDS WITH SOAP AND WATER. THIS WILL PREVENT INFECTION. (CONTAMINATION FROM TOILET WASTE IS DANGEROUS TO HEALTH).

(1) Connect the potable water connections as follows:
(a) Remove the PLUG-BLANKING from each disconnected line end.
(b) Connect the potable water hoses (6) with the fittings (5) and tighten the nuts (4).
(c) TORQUE the nuts (4) to between 5.82 and 5.26 m.daN (42.92 and 38.79 lbf.ft )

.
(d) Make sure that the potable water hoses (6) are not twisted.
(2) Connect the waste-water drain connection as follows:
(a) When you connect/install the components, refer to the match marks made during the removal procedure.
(b) Remove the PLUG-BLANKING from each disconnected line end.
(c) Put the clamps (2) in position and connect the drain tubes (1) to the pipes (3).
(d) TORQUE the clamps (2) to between 0.17 and 0.14 m.daN (15.04 and 12.39 lbf.in )

.
(3) Connect the vacuum drain connection as follows:
(a) Remove the PLUG-BLANKING from each disconnected line end.
(b) Put the sleeves (10) in position on the vacuum waste lines (12).
(c) Apply the Mineral Oil base Grease-General Purpose Medium Temp. - (Material No.03FBB1) to new O-rings (9).
(d) Put the O-rings (9) in position on the vacuum waste tubes (18) and vacuum waste lines (12).
(e) Apply the Mineral Oil base Grease-General Purpose Medium Temp. - (Material No.03FBB1) to new O-rings (16) and put them in position on the aircraft structure.
(f) Put the vacuum waste tubes (18) in position and install the screws (15).
(g) TORQUE the screws (15) to between 0.40 and 0.34 m.daN (35.40 and 30.09 lbf.in )

.
(h) Put the seals (14) in position and install the washers (13) and the screws (17).
(i) TORQUE the screws (17) to between 0.40 and 0.34 m.daN (35.40 and 30.09 lbf.in )

.
(j) Move the sleeves (10) on the O-rings (9) and install the clamps (11).

WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.

(k) Clean the area around the vacuum tube with Disinfectant-Aircraft General - - (Material No.11AAA2) or Disinfectant and cleaner-Aircraft interior - - (Material No.11CAA1) and a lint-free cotton cloth Textile-Lint free Cotton - (Material No.14SBA1) .
(l) Apply the special materials Sealants Mineral Oil base Grease-General Purpose Medium Temp. - (Material No.03FBB1) to the seals (13) and around the heads of the screws (17).

Subtask 25-43-49-420-063-B ** ON A/C NOT FOR ALL

N. Installation of the Air Connections

Air Connections ** ON A/C NOT FOR ALL

(1) Make sure that the parts retained from the removed component are clean and in the correct condition.
(2) Remove the PLUG-BLANKING from each disconnected line end.
(3) Put the clamp (9) in position and connect the ventilation hose (7) to the ventilation tube (11).
(4) Tighten the clamp (9).
(5) Put the clamp (8) in position and connect the ventilation hose (6) to the ventilation tube (10).
(6) Tighten the clamp (8).
(7) Put the access covers (5) in position.
(8) Install the washers (4) and the screws (3).
(9) TORQUE the screws (3) to between 0.40 and 0.34 m.daN (35.40 and 30.09 lbf.in )

.
(10) Close the panel assembly (1).

Subtask 25-43-49-420-086-A ** ON A/C NOT FOR ALL

O. Installation of the Lower Attachments

Lower Attachments Spaceflex V2 ** ON A/C NOT FOR ALL

(1) Remove the PLUG-BLANKING from each disconnected line end.
(2) Put the clamp (10) in position and connect the ventilation hose (11) to the ventilation tube (9).
(3) Tighten the clamp (10).
(4) Put the clamps (20) in position and install the spacers (19), the washers (21) and the screws (22).
(5) Tighten the screws (22).
(6) Put the clamp (16) in position and install the spacer (18), the washer (14) and the screw (15).
(7) Tighten the screw (15).
(8) Put the clamp (13) in position and connect the air-extraction hose (17) to the air-extraction tube (12).
(9) Tighten the clamp (13).
(10) Carefully put the lavatory assembly in position.
(11) Examine the positions at the X and Y axis. Start with hard points L1, L2 and L5.
(12) Put the outer eccentric bushes (5) and the inner eccentric bushes (4) in position.
(13) If necessary, turn the outer eccentric bushes (5) and the inner eccentric bushes (4) until it is possible to install the bolts (1).
(14) If necessary, turn the threaded bushings (6) clockwise or counterclockwise until the lavatory is vertical to the aircraft structure.
(15) Make sure that the minimum distance between the bottom of the lavatory floor and the bottom of the threaded bushings is 0.5 mm (0.0197 in.).

NOTE: A quarter turn of the threaded bushing is 0.5 mm (0.0197 in.).

(16) If the washers (3) are removed, install them.
(17) Apply Synthetic Oil base Grease-General Purpose Clay Thickened - (Material No.03GBB1) to the bolts (1).
(18) Put the bolts (1) and the washers (2) in position.
(19) Do not torque the bolts (1).

NOTE: The procedure to torque the bolts (1) is available in the rigging task.

(20) Do the rigging of the Spaceflex V2 (Ref. AMM TASK 25-33-00-820-801).

Subtask 25-43-49-420-087-A ** ON A/C NOT FOR ALL

P. Installation of the Upper Attachments

Upper Attachments ** ON A/C NOT FOR ALL

(1) When you connect/install the components, refer to the match marks made during the removal procedure.
(2) Hold the bracket (11) and the tie-rod (9) in position and install the quick-release pins (10).
(3) Hold the tie-rods (6) and (9) in their correct position on the aircraft structure and install the quick-release pins (12) and (3).
(4) If necessary, adjust the tie-rods (9) and (6) as follows:

(a) Loosen the locknuts (8) and (5).
(b) Hold the tie-rod ends (7) and (4) that are not installed.
(c) Turn the tie-rods (9) and (6) until you can install the quick-release pins (12) and (3) easily.
(d) Make sure that the tie-rods (9) and (6) are in the locked position.
(e) Make sure that the tie-rod ends are safetied.
(f) Tighten the locknuts (8) and (5).
(5) Connect the bonding strap (15) as follows:
(a) Release the bonding strap (15) from the bracket.
(b) Connect the bonding strap (15) and install the washers (16) and (14) and the screw (13). Do the bonding (Ref. AMM TASK 20-28-00-912-802).
(c) Tighten the screw (13).
(6) Close the access panel (1).
(7) Make sure that the mechanism (2) is engaged correctly.

Subtask 25-43-49-420-064-B ** ON A/C NOT FOR ALL

Q. Installation of the Electrical Connections

Electrical Connections ** ON A/C NOT FOR ALL

(1) When you connect/install the components, refer to the match marks made during the removal procedure.
(2) Connect the bonding straps (3) and (8) as follows:
(a) Connect the bonding straps (8) and install the washers (7), the lockwashers (6) and the bolts (5) (Ref. AMM TASK 20-28-00-912-802). Do the bonding.
(b) Tighten the bolts (5).
(c) Connect the bonding straps (3) and install the washers (2), the bolts (1) and the nuts (4). Do the bonding (Ref. AMM TASK 20-28-00-912-802).
(d) Tighten the nuts (4).
(3) Remove the CAP-BLANKING from each electrical connector and receptacle.
(4) Make sure that all the electrical connections are clean and in the correct condition.
(5) Put the electrical harnesses (12) in position and attach them with new TIE WRAP (11).
(6) Connect electrical connectors 7193VC-A (10) and 7191VC-A (9).

Subtask 25-43-49-420-081-A ** ON A/C NOT FOR ALL

R. Installation of the Floor Pan Assembly

Floor Pan Assembly Spaceflex V2 ** ON A/C NOT FOR ALL

WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.

(1) When you connect/install the components, refer to the match marks made during the removal procedure.
(2) Put the floor pans (3) and (4) in position.

NOTE: The floor pans (3) and (4) are attached with retaining clips (1).

(3) Apply the special materials Non Hardening Jointing Putty-Medium Temp. Area - - (Material No.06LCG9) to the screws (2).
(4) Put the spacers (5) and (6) and the door sill (7) in position and install the screws (2).
(5) TORQUE the screws (2) to between 0.40 and 0.32 m.daN (35.40 and 28.32 lbf.in )

WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.

(6) Apply the Polysulfide Sealant-Low Adhesion Brushable - (Material No.06AEA1) to the floor pans (3) and (4) at the lavatory door area.
(7) Make sure that the work area is clean and clear of tools and other items.

Subtask 25-43-49-390-050-A ** ON A/C NOT FOR ALL

S. Sealing after the Installation of the Space-Flex V2 Lavatory-Module
(1) Clean the component interfaces and the adjacent area.

WARNING: ALWAYS WEAR RUBBER GLOVES, GOGGLES AND PROTECTIVE CLOTHES WHEN YOU DO THIS TASK.

CAUTION: USE ONLY THE SPECIFIED MATERIALS AND OBEY THE INSTRUCTIONS FROM THE MATERIAL MANUFACTURERS. OTHER MATERIALS CAN CAUSE DAMAGE TO THE SURFACE PROTECTION OF THE COMPONENTS AND THE RELATED AREA.

(a) Clean the area with Disinfectant-Aircraft General - - (Material No.11AAA2) or Disinfectant and cleaner-Aircraft interior - - (Material No.11CAA1) and the Textile-Lint free Cotton - (Material No.14SBA1) .
(2) Apply Polysulfide Sealant-General Purpose Fillet - (Material No.06AAB1) to the space between the floor plate and lavatory G.

Subtask 25-43-49-410-055-AX ** ON A/C NOT FOR ALL

T. Installation of the Lavatory Equipment
(1) In the lavatory:
(a) Install the toilet assemblies (Ref. AMM TASK 38-31-41-400-001).
(b) Do not install the toilet shrouds at this time.
(2) Install the lavatory doors (Ref. AMM TASK 25-45-19-400-804).
(3) Install the emergency oxygen containers (Ref. AMM TASK 35-21-41-400-001).

Subtask 25-43-49-410-055-A

DELETED

Subtask 25-43-49-869-051-A ** ON A/C NOT FOR ALL

U. Preparation for Test
(1) On panel 25VU:
(a) Make sure that NO SMOKING switch 190RH is in the OFF position.
(b) Make sure that EMER EXIT LT switch 4WL is in the OFF position and OFF light 5WL is on.

Subtask 25-43-49-865-055-A ** ON A/C NOT FOR ALL

V. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
49VU	LIGHTING/EMER LT/CABIN	79WL	H07
** ON A/C NOT FOR ALL
49VU	LIGHTING/EMER LT/CABIN	79WL	H05
** ON A/C NOT FOR ALL
122VU	AIR COND/LAV/GALLEY VENT CTL/EXTRACT FAN/CTL	5HU	U21
122VU	AIR COND/LAV/GALLEY VENT CTL/EXTRACT FAN/SPLY	6HU	U19
2000VU	POT WIP-HEATER-CTL	2DW	A01
2000VU	LIGHT-LAV	1LQ	J01
** ON A/C NOT FOR ALL
2001VU	VACU TOIL SYS-VACUUM-GEN	33MG	A08
2001VU	LAV AFT-HOT WATER-D/F	2MB	B02
** ON A/C NOT FOR ALL
2001VU	VACU TOIL SYS-VACU-SYS	35MG	A06
2001VU	VACU TOIL SYS-LAV PWR-G	34MG	A04
2001VU	VACU TOIL SYS-LAV PWR-F	39MG	A03
2001VU	LAVATORY AFT-OCCUPIED	11WJ	B04
** ON A/C NOT FOR ALL
2001VU	VACU TOIL SYS-VACU-GEN	33MG	A08
2001VU	LAV AFT-HOT WATER	2MB	B02

Subtask 25-43-49-861-055-A ** ON A/C NOT FOR ALL

W. Energize the CIDS (Ref. AMM TASK 23-73-00-861-001).

Subtask 25-43-49-942-051-A ** ON A/C NOT FOR ALL

X. Safety Precautions
(1) Remove the WARNING NOTICE(S).

Subtask 25-43-49-710-051-B ** ON A/C NOT FOR ALL

Y. Operational Test of the Lavatory Systems
(1) Do a test of these water/waste systems:

Potable water system (Ref. AMM TASK 38-12-00-710-002)
Waste-water drain system (Ref. AMM TASK 38-32-00-710-002)
Toilet system (Ref. AMM TASK 38-31-00-710-009).

(a) Make sure that there are no leaks.

NOTE: Leaks are not permitted.

(2) Installation of the components of the potable water connections and install the insulation (7) and the velcro (8) on the potable water connections.

Water Connections ** ON A/C NOT FOR ALL

(3) Do the functional test of the applicable air extraction point (Ref. AMM TASK 21-23-00-720-002).
(4) Do the operational test of the individual air outlet system (Ref. AMM TASK 21-21-00-710-002), if necessary.
(5) Do an operational test of these electrical systems/units:

Lavatory lighting (Ref. AMM TASK 33-24-00-710-001)
Lavatory emergency lighting (Ref. AMM TASK 33-51-00-710-007)
Lavatory lighted signs (Ref. AMM TASK 33-26-00-710-001)
Potable water heater (Ref. AMM TASK 38-12-00-710-004)
Lavatory loudspeaker (Ref. AMM TASK 23-73-00-710-036)
Lavatory smoke detection (Ref. AMM TASK 26-17-00-710-001)
PA system (Ref. AMM D/O 23-73-00-71)
Passenger emergency-oxygen system (Ref. AMM TASK 35-23-00-710-001).

(6) Do the operational test of the auxiliary lavatory light:
(a) Make sure that circuit breaker [79WL] is closed.
(b) Open circuit breaker [1LQ] .
(c) Make sure that the auxiliary lavatory light comes on.
(d) Close circuit breaker [1LQ] .

Subtask 25-43-49-710-051-AX ** ON A/C NOT FOR ALL

Y. Operational Test of the Lavatory Systems
(1) Do the test of these potable water/waste-water systems:

Potable water system (Ref. AMM TASK 38-12-00-710-002)
Waste-water drain system (Ref. AMM TASK 38-32-00-710-002)
Vacuum Toilet system (Ref. AMM TASK 38-31-00-710-009).

Make sure that there are no leaks.
(2) Do the functional test of the applicable air-extraction point (Ref. AMM TASK 21-23-00-720-002).
(3) Do the operational test of the individual-air outlet system (Ref. AMM TASK 21-21-00-710-002).
(4) Do the operational test of these electrical systems/units:

CIDS (Ref. AMM TASK 23-73-00-740-005)
Lavatory lighting (Ref. AMM TASK 33-24-00-710-001)
Lavatory emergency lighting (Ref. AMM TASK 33-51-00-710-007)
Lavatory lighted signs (Ref. AMM TASK 33-26-00-710-001)
Potable water heater (Ref. AMM TASK 38-12-00-710-004)
Lavatory loudspeaker (Ref. AMM TASK 23-73-00-710-036)
Lavatory smoke-detection system (Ref. AMM TASK 26-17-00-710-001)
Passenger call system (Ref. AMM D/O 23-73-00-71)
Passenger Address (PA) system (Ref. AMM D/O 23-73-00-71)
Manual mask release (Ref. AMM TASK 35-23-00-710-001).

(5) Do the operational test of the auxiliary lavatory light:
(a) Make sure that circuit breaker [79WL] is closed.
(b) Open circuit breaker [1LQ] .
(c) Make sure that the auxiliary lavatory light comes on.
(d) Close circuit breaker [1LQ] .

5. Close-up
Subtask 25-43-49-410-056-A ** ON A/C NOT FOR ALL

A. Close Access
(1) Install the toilet shroud (Ref. AMM TASK 25-45-22-400-802).
(2) Install the ceiling panel in the aft utility area (Ref. AMM TASK 25-23-42-400-002).
(3) Install the applicable ceiling panel (Ref. AMM TASK 25-23-41-400-001).
(4) Install the cove light panel (Ref. AMM TASK 25-23-48-400-001).
(5) Install the upper sidewall panel (Ref. AMM TASK 25-23-43-400-001).
(6) Install the lower sidewall panel (Ref. AMM TASK 25-23-44-400-001).
(7) If necessary, install the door-mounted cabin attendant seat (Ref. AMM TASK 25-22-41-400-001).

Subtask 25-43-49-410-056-AY ** ON A/C NOT FOR ALL

A. Close Access
(1) In the lavatory:
(a) If the related potable-water pipe heaters and insulation are removed, install them (Ref. AMM TASK 30-73-53-400-001).
(b) If the related waste-water pipe heaters and insulation are removed, install them (Ref. AMM TASK 30-71-53-400-001).
(c) Install the toilet shrouds and the seats (Ref. AMM TASK 25-45-22-400-802).
(2) If the aft utility-area ceiling-panel(s) is (are) removed, install it (them) (Ref. AMM TASK 25-23-42-400-002).
(3) Install the applicable ceiling panels (Ref. AMM TASK 25-23-41-400-001).
(4) Install the applicable cove light panels (Ref. AMM TASK 25-23-48-400-001).
(5) Install the applicable upper sidewall panels (Ref. AMM TASK 25-23-43-400-001).
(6) Install the applicable lower sidewall panels (Ref. AMM TASK 25-23-44-400-001).
(7) Install the light control unit (Ref. AMM D/O 33-24-15-40).
(8) Install the lavatory smoke detector (Ref. AMM TASK 26-17-15-400-809).
(9) Install the auxiliary/mirror lavatory light (Ref. AMM TASK 33-51-14-400-006).
(10) Install the RTS sign LED (Ref. AMM TASK 23-73-62-400-006).
(11) Install the lavatory loudspeaker (Ref. AMM TASK 23-73-51-400-002).
(12) Install the CLEDU (Ref. AMM D/O 33-24-11-40).
(13) If the accent washtable lights are removed, install them (Ref. AMM TASK 33-24-12-400-805).
(14) Install the lavatory call lights (Ref. AMM TASK 23-73-14-400-001).
(15) If the lavatory floor light is removed, install it (Ref. AMM TASK 33-24-12-400-806).
(16) Install the wall-mounted CAS (Ref. AMM TASK 25-22-41-400-001).

Subtask 25-43-49-410-057-B ** ON A/C NOT FOR ALL

B. Close Access
(1) Install the door-frame lining panels (Ref. AMM TASK 25-23-45-400-008).

Subtask 25-43-49-410-063-B ** ON A/C NOT FOR ALL

C. Close Access
(1) Install the adjacent galley (Ref. AMM TASK 25-33-50-400-802).

Subtask 25-43-49-410-058-B ** ON A/C NOT FOR ALL

D. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Remove the warning notice(s).

Subtask 25-43-49-410-058-AX ** ON A/C NOT FOR ALL

D. Close Access
(1) In the aft cargo compartment:
(a) Install the applicable partition (Ref. AMM TASK 25-55-12-400-001).
(b) Install the applicable sidewall panels (Ref. AMM TASK 25-55-12-400-003).
(c) Remove the ground support and maintenance equipment, the special and standard tools and all other items.
(d) Make sure that the work area is clean and clear of tools and other items.
(e) Close the aft cargo-compartment door (Ref. AMM TASK 52-30-00-860-002).

Subtask 25-43-49-862-051-A ** ON A/C NOT FOR ALL

E. De-energize the ground service network
(Ref. AMM TASK 24-42-00-862-001).

[Rev.10 from 2021] 2026.04.01 05:56:48 UTC