General Visual Inspection of P Route Installed in the Aft Cabin Utility-Area (EWIS)

TASK 24-92-00-210-044-A
General Visual Inspection of P Route Installed in the Aft Cabin Utility-Area (EWIS)

ZONE: 261
ZONE: 262

1. Reason for the Job
Refer to the MPD TASK: 200261-02
GENERAL VISUAL INSPECTION OF P ROUTES INSTALLED IN THE AFT CABIN UTILITY AREA (EWIS)

NOTE: This is an EWIS (Electrical Wiring Interconnection System) procedure. EWIS is defined in ESPM 20-33-11.

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

REFERENCE	QTY	DESIGNATION
No specific	1	ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE
No specific	AR	FLASHLIGHT
No specific	AR	MIRROR - INSPECTION, FLEXIBLE

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
261	AFT CABIN UTILITY AREA
262	AFT CABIN UTILITY AREA
832, 842

C. Referenced Information

REFERENCE	DESIGNATION
TASK 24-41-00-862-002-A	De-energize the Aircraft Electrical Circuits Supplied from the External Power
TASK 24-41-00-862-002-A-01	De-energize the Aircraft Electrical Circuits Supplied from the APU
TASK 24-41-00-862-002-A-02	De-energize the Aircraft Electrical Circuits Supplied from the Engine 1(2)
TASK 25-33-41-000-002-A	Removal of the Aft Galley Unit
TASK 25-33-41-400-002-A	Installation of the Aft Galley Unit
TASK 25-33-42-000-001-A	Removal of the Aft Galley Unit
TASK 25-33-42-400-001-A	Installation of the Aft Galley Unit
TASK 25-33-45-000-001-A	Removal of the Aft Galley Unit
TASK 25-33-45-400-001-A	Installation of the Aft Galley Unit
TASK 25-33-50-000-802-A	Removal of Galley G4B (Space-Flex V2)
TASK 25-33-50-400-801-A	Installation of the Aft Galley Unit
TASK 25-33-50-400-802-A	Installation of Galley G4B (Space-Flex V2)
TASK 25-43-41-000-001-A	Removal of Lavatory D
TASK 25-43-41-000-802-A	Removal of the Lavatory Ds
TASK 25-43-41-400-001-A	Installation of Lavatory D
TASK 25-43-41-400-802-A	Installation of the Lavatory Ds
TASK 25-43-42-000-001-A	Removal of Lavatory E
TASK 25-43-42-000-802-A	Removal of Lavatory Es
TASK 25-43-42-400-001-A	Installation of Lavatory E
TASK 25-43-42-400-802-A	Installation of Lavatory Es
TASK 25-43-49-000-802-A	Removal 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
TASK 52-10-00-010-001-A	Opening of the Passenger/Crew Door
TASK 52-10-00-410-001-A	Closing of the Passenger/Crew Door
ESPM 2052110
Aft Cabin Utility-Area - Inspection Area - Zones 261-262
Aft Cabin Utility-Area - Access Panels - Zones 261-262 ** ON A/C NOT FOR ALL
Aft Cabin Utility-Area - Access Panels - Zones 261-262 ** ON A/C NOT FOR ALL

3. Job Set-up
Subtask 24-92-00-010-129-A

A. Get Access
(1) Put the ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE in position in front of passenger/crew door 832( 842).
(2) Open passenger/crew door 832( 842) (Ref. AMM TASK 52-10-00-010-001).
(3) Remove the furnishing in zones 261 and 262:
(a) If the lavatories are installed, remove them (Ref. AMM TASK 25-43-41-000-001), (Ref. AMM TASK 25-43-41-000-802), (Ref. AMM D/O 25-43-41-00), (Ref. AMM TASK 25-43-42-000-001), (Ref. AMM TASK 25-43-42-000-802), (Ref. AMM D/O 25-43-42-00), (Ref. AMM D/O 25-43-43-00), (Ref. AMM D/O 25-43-48-00), (Ref. AMM D/O 25-43-49-00), (Ref. AMM TASK 25-43-49-000-802) and (Ref. AMM D/O 25-43-49-00).
(b) If the galleys and the stowage are installed, remove them (Ref. AMM D/O 25-33-41-00), (Ref. AMM TASK 25-33-41-000-002), (Ref. AMM D/O 25-33-41-00), (Ref. AMM TASK 25-33-42-000-001), (Ref. AMM D/O 25-33-43-00), (Ref. AMM D/O 25-33-43-00), (Ref. AMM TASK 25-33-45-000-001), (Ref. AMM D/O 25-33-46-00), (Ref. AMM D/O 25-33-49-00), (Ref. AMM D/O 25-33-50-00), (Ref. AMM TASK 25-33-50-000-802) and (Ref. AMM D/O 25-33-52-00).

Subtask 24-92-00-862-117-A

B. Make sure that the aircraft electrical circuits are de-energized
(Ref. AMM TASK 24-41-00-862-002).

4. Procedure
Subtask 24-92-00-210-094-A

A. General Visual Inspection of P Route Wiring Installed in the Aft Cabin Utility Area
(1) Do a visual inspection of the wiring to make sure that there is no signs of ageing, alteration, overheating, scaling and deformation ESPM 2052110:
(a) On the AC/DC power-distribution routes: 2P installed between FR68 and FR70 on R side only.

NOTE: Use a FLASHLIGHT or a MIRROR - INSPECTION, FLEXIBLE if necessary.

(2) Make sure that there is no dust or lint contamination.

5. Close-up
Subtask 24-92-00-410-127-A

A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the furnishing at zones 261 and 262:
(a) If the lavatories are removed, install them (Ref. AMM TASK 25-43-41-400-001), (Ref. AMM TASK 25-43-41-400-802), (Ref. AMM D/O 25-43-41-40), (Ref. AMM TASK 25-43-42-400-001), (Ref. AMM TASK 25-43-42-400-802), (Ref. AMM D/O 25-43-42-40), (Ref. AMM D/O 25-43-43-40), (Ref. AMM D/O 25-43-48-40), (Ref. AMM D/O 25-43-49-40), (Ref. AMM TASK 25-43-49-400-802) and (Ref. AMM D/O 25-43-49-40).
(b) If the galleys and the stowage are removed, install them (Ref. AMM D/O 25-33-41-40), (Ref. AMM TASK 25-33-41-400-002), (Ref. AMM D/O 25-33-41-40), (Ref. AMM TASK 25-33-42-400-001), (Ref. AMM D/O 25-33-43-40), (Ref. AMM D/O 25-33-43-40), (Ref. AMM TASK 25-33-45-400-001), (Ref. AMM D/O 25-33-46-40), (Ref. AMM D/O 25-33-49-40), (Ref. AMM TASK 25-33-50-400-801), (Ref. AMM TASK 25-33-50-400-802) and (Ref. AMM D/O 25-33-52-40).
(3) Close passenger/crew door 832( 842) (Ref. AMM TASK 52-10-00-410-001).
(4) Remove the access platform(s).

[Rev.10 from 2021] 2026.03.31 23:26:32 UTC