Cleaning of the Bleed Monitoring Pressure Sensor (BMPS) Sense Line with the Bleed Test Set P/N 98L36103002000 and the Adaptor Kit P/N 98D36109004000

TASK 36-11-00-100-807-A
Cleaning of the Bleed Monitoring Pressure Sensor (BMPS) Sense Line with the Bleed Test Set P/N 98L36103002000 and the Adaptor Kit P/N 98D36109004000

WARNING: MAKE SURE THAT THE SAFETY DEVICES AND THE WARNING NOTICES ARE IN POSITION BEFORE YOU START A TASK ON OR NEAR:

THE FLIGHT CONTROLS
THE FLIGHT CONTROL SURFACES
THE LANDING GEAR AND RELATED DOORS
COMPONENTS THAT MOVE.

MOVEMENT OF COMPONENTS CAN KILL OR CAUSE INJURY TO PERSONS AND/OR DAMAGE TO EQUIPMENT.

WARNING: BEFORE YOU START WORK, YOU MUST PUT ON A SAFETY HARNESS AND ATTACH IT TO THE ACCESS PLATFORM. WITHOUT A SAFETY HARNESS, YOU CAN FALL. THIS CAN KILL YOU OR CAUSE YOU INJURY.

WARNING: MAKE SURE THAT THE PNEUMATIC SYSTEM IS DEPRESSURIZED BEFORE YOU START WORK. PRESSURIZED AIR CAN CAUSE INJURY TO PERSONNEL.

WARNING: BEFORE YOU INSTALL/REMOVE THE GSE TOOL, READ THE MANUFACTURER'S INSTRUCTIONS, AND, WHILE YOU OPERATE THIS TOOL, CAREFULLY OBEY THEM. IF YOU DO NOT DO THIS, INJURY TO PERSONS AND DAMAGE TO EQUIPMENT CAN OCCUR.

WARNING: BE CAREFUL WHEN YOU DO WORK ON THE ENGINE AFTER SHUTDOWN. THE ENGINE CAN STAY HOT FOR A LONG TIME. IF YOU DO NOT OBEY THIS INSTRUCTION, INJURY CAN OCCUR.

WARNING: ALWAYS USE APPLICABLE GLOVES TO TOUCH HOT PARTS. HOT PARTS CAN CAUSE INJURY TO PERSONS.

ZONE: 400

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	AR	ACCESS PLATFORM 1M(3 FT)
No specific	AR	ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE
No specific	1	AIR SOURCE 3 BAR (43.5 PSI) - REGULATED, FILTERED, DRY
No specific	1	BORESCOPE DIA 5.0 MM (7/32 IN) - FLEXIBLE
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER
No specific	AR	WARNING NOTICE(S)
98D27803000000	1	LOCKING TOOL-FLAP SLAT LEVER,INT. POSITION
98D36109004000	1	ADAPTORS KIT-BLEED
98L36103002000	1	TEST SET - ENGINE BLEED

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
400	POWER PLANT, NACELLES AND PYLONS
191DB
FOR [1000EM1] (ENGINE-1)
415BL, 437AL, 438AR, 451AL, 452AR
FOR [1000EM2] (ENGINE-2)
425BL, 447AL, 448AR, 461AL, 462AR

C. Referenced Information

REFERENCE	DESIGNATION
TASK 24-41-00-861-002-A	Energize the Aircraft Electrical Circuits from the External Power
TASK 24-41-00-861-002-A-01	Energize the Aircraft Electrical Circuits from the APU
TASK 24-41-00-861-002-A-02	Energize the Aircraft Electrical Circuits from Engine 1(2)
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 27-00-00-080-002-A	Removal of the Flap/Slat Control-Lever Locking Tool (98D27803000000)
TASK 27-00-00-480-002-A	Installation of the Flap/Slat Control-Lever Locking Tool (98D27803000000)
TASK 36-11-49-000-827-A	Removal of the Environmental Control System (ECS) Ducts from the Engine Case Ports to the Pylon Connections
TASK 36-11-49-000-836-A	Removal of the Sense Lines of the Bleed Regulated Pressure-Transducer and the Bleed Transferred Pressure-Transducer
TASK 36-11-49-400-827-A	Installation of the Environmental Control System (ECS) Ducts from the Engine Case Ports to the Pylon Connections
TASK 36-11-49-400-836-A	Installation of the Sense Lines of the Bleed Regulated Pressure-Transducer and the Bleed Transferred Pressure-Transducer
TASK 78-30-00-040-807-A	Deactivation of the Thrust Reverser System for Nacelle Maintenance (ICU)
TASK 78-30-00-440-807-A	Reactivation of the Thrust Reverser System after Nacelle Maintenance (ICU)
BMPS Sense Line with the Bleed Test Set P/N 98L36103002000 and the Adaptor Kit P/N 98D36109004000
FOR [1000EM1] (ENGINE-1)
TASK 54-51-21-000-804-A	Removal of the Pylon Lateral Access-Doors
TASK 54-51-21-400-803-A	Installation of the Pylon Lateral Access-Doors
TASK 71-13-00-010-803-A	Opening of the Fan Cowl Doors
TASK 71-13-00-410-803-A	Closing of the Fan Cowl Doors
TASK 78-36-00-010-806-A	Opening of the Thrust Reverser Cowl Doors
TASK 78-36-00-410-806-A	Closing of the Thrust Reverser Cowl Doors
FOR [1000EM2] (ENGINE-2)
TASK 54-51-21-000-804-A	Removal of the Pylon Lateral Access-Doors
TASK 54-51-21-400-803-A	Installation of the Pylon Lateral Access-Doors
TASK 71-13-00-010-803-A	Opening of the Fan Cowl Doors
TASK 71-13-00-410-803-A	Closing of the Fan Cowl Doors
TASK 78-36-00-010-806-A	Opening of the Thrust Reverser Cowl Doors
TASK 78-36-00-410-806-A	Closing of the Thrust Reverser Cowl Doors

3. Job Set-up
Subtask 36-11-00-861-186-A

A. Energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-861-002).

Subtask 36-11-00-941-172-A

B. Safety Precautions
(1) Make sure that the engine 1(2) shutdown occurred for not less than five minutes before you do this procedure.
(2) On AIR COND panel 30VU:
(a) Make sure that the ENG 1(2) BLEED pushbutton switch is released (the OFF legend is on).
(b) Make sure that the APU BLEED pushbutton switch is released (the ON legend is off).
(c) Put a WARNING NOTICE(S) in position to tell persons not to operate the pneumatic system.
(3) On the ENG section of maintenance panel 50VU:
(a) Make sure that the ON legend of the ENG/FADEC GND PWR/1(2) pushbutton switch is off.
(b) Put a WARNING NOTICE(S) in position to tell persons not to energize the FADEC 1(2).
(4) On center pedestal panel 114VU:
(a) Install the 98D27803000000 LOCKING TOOL-FLAP SLAT LEVER,INT. POSITION in position on the flap/slat control lever (Ref. AMM TASK 27-00-00-480-002).
(5) Put a WARNING NOTICE(S) in position on the flap/slat control lever to tell persons not to operate the flap/slat controls.
(6) On access door 191DB, on the HP ground connector:
(a) Put a WARNING NOTICE(S) in position to tell persons not to pressurize the pneumatic system.

Subtask 36-11-00-865-187-A

C. Open, safety and tag this(these) circuit breaker(s):

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C ALL
FOR FIN: 1000EM1 (ENGINE1)
49VU	AIR BLEED/APU BLEED VLV CTL/BMC1 OVRD	11HV	D14
49VU	AIR BLEED/ENG 1/CTL	2HA1	D11
122VU	AIR BLEED/ENG 1/MONG	3HA1	Z23
122VU	AIR BLEED/X FEED VALVE/NORM	1HV	Z20
FOR FIN: 1000EM2 (ENGINE2)
49VU	AIR BLEED/X FEED/VALVE/BAT	2HV	D13
49VU	AIR BLEED/ENG 2/MONG	3HA2	D12
122VU	AIR BLEED/ENG 2/CTL	2HA2	Z22
122VU	AIR BLEED/APU BLEED VLV CTL/BMC2 OVRD	12HV	Z19

Subtask 36-11-00-010-235-A

D. Get Access
(1) Open the fan cowl doors:
(a) FOR [1000EM1] (ENGINE-1)

437AL and 438AR (Ref. AMM TASK 71-13-00-010-803).

(b) FOR [1000EM2] (ENGINE-2)

447AL and 448AR (Ref. AMM TASK 71-13-00-010-803).

Subtask 36-11-00-040-156-A

E. Deactivation of the Thrust Reverser (T/R) System

WARNING: YOU MUST DEACTIVATE THE THRUST REVERSER BEFORE YOU DO WORK ON OR AROUND IT. IF YOU DO NOT, THE THRUST REVERSER CAN OPERATE ACCIDENTALLY AND CAUSE AN INJURY AND/OR DAMAGE.

(1) Make the T/R unserviceable for maintenance (Ref. AMM TASK 78-30-00-040-807).

Subtask 36-11-00-010-236-A

F. Get Access
(1) Open the T/R cowl doors:
(a) FOR [1000EM1] (ENGINE-1)

451AL and 452AR (Ref. AMM TASK 78-36-00-010-806).

(b) FOR [1000EM2] (ENGINE-2)

461AL and 462AR (Ref. AMM TASK 78-36-00-010-806).

(2) Put an ACCESS PLATFORM 1M(3 FT) in position below the engine.

Subtask 36-11-00-010-237-A

G. Get Access
(1) Put an ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE in position below the applicable pylon access door.
(2) Remove the applicable access door(s):
(a) FOR [1000EM1] (ENGINE-1)

415BL (Ref. AMM TASK 54-51-21-000-804).

(b) FOR [1000EM2] (ENGINE-2)

425BL (Ref. AMM TASK 54-51-21-000-804).

4. Procedure
Subtask 36-11-00-020-075-A

A. Disconnection of the Sense line

CAUTION: USE A SECOND WRENCH TO APPLY COUNTER TORQUE TO THE UNIONS WHEN YOU DISCONNECT/CONNECT THE PNEUMATIC LINES FROM/TO THE UNIONS. IF YOU DO NOT OBEY THIS PRECAUTION, YOU CAN TWIST THE PNEUMATIC LINES AND CAUSE DAMAGE TO THEM.

(1) Disconnect the BMPS sense-line end (4) from the test port (3) of the BMPS (Ref. AMM TASK 36-11-49-000-836).
(2) Put the blanking plug on the test port (3) of the BMPS.
(3) Disconnect the BMPS sense-line end (1) from the bleed air tapping-point (2) of the ECS duct (Ref. AMM TASK 36-11-49-000-827).
(4) Put the blanking plug on the bleed air tapping-point (2) of the ECS duct.

Subtask 36-11-00-480-136-A

B. Installation of the Tool

CAUTION: BE CAREFUL WHEN YOU CONNECT/DISCONNECT THE TEST SET TO/FROM THE EQUIPMENT. THE PRESSURE REGULATING VALVE AND THE PRESSURE GAGE ASSEMBLY OF THE TEST SET ARE HEAVY AND CAN CAUSE DAMAGE TO THE ENGINE.

(1) On the 98L36103002000 TEST SET - ENGINE BLEED, set the shutoff valve, the purge valve and the pressure regulator valve to the close position.
(2) Connect the 98L36103002000 TEST SET - ENGINE BLEED with the 98D36109004000 ADAPTORS KIT-BLEED to the BMPS sense-line end (4).
(3) Set the digital pressure gage back to zero.
(4) Connect an AIR SOURCE 3 BAR (43.5 PSI) - REGULATED, FILTERED, DRY to the 98L36103002000 TEST SET - ENGINE BLEED.
(5) Make sure that the pressure regulator valve of the 98L36103002000 TEST SET - ENGINE BLEED is closed before you pressurize the system.

Subtask 36-11-00-160-056-A

C. Cleaning of the BMPS Sense Line
(1) Set the shutoff valve of the AIR SOURCE 3 BAR (43.5 PSI) - REGULATED, FILTERED, DRY to the open position.
(2) Slowly pressurize the system to 42 psig (2.90 bar rel.) with the primary regulator valve of the 98L36103002000 TEST SET - ENGINE BLEED or AIR SOURCE 3 BAR (43.5 PSI) - REGULATED, FILTERED, DRY.
(3) On the 98L36103002000 TEST SET - ENGINE BLEED, set the shutoff valve to the open position.
(4) Slowly pressurize the system to 42 psig (2.90 bar rel.) with the pressure regulator valve of the 98L36103002000 TEST SET - ENGINE BLEED.
(5) Let the pressurized air clean the BMPS sense line for 30 seconds.
(6) Depressurize the system with the primary regulator valve of the 98L36103002000 TEST SET - ENGINE BLEED or AIR SOURCE 3 BAR (43.5 PSI) - REGULATED, FILTERED, DRY.
(7) Set the shutoff valve of the AIR SOURCE 3 BAR (43.5 PSI) - REGULATED, FILTERED, DRY to the close position.

Subtask 36-11-00-080-116-A

D. Removal of the Tool

(1) Disconnect the 98D36109004000 ADAPTORS KIT-BLEED from the BMPS sense-line end (4).
(2) Disconnect the 98D36109004000 ADAPTORS KIT-BLEED from the 98L36103002000 TEST SET - ENGINE BLEED.
(3) Disconnect the 98L36103002000 TEST SET - ENGINE BLEED from the AIR SOURCE 3 BAR (43.5 PSI) - REGULATED, FILTERED, DRY.
(4) Do a visual inspection of the BMPS sense line with a BORESCOPE DIA 5.0 MM (7/32 IN) - FLEXIBLE to look for moisture.
(a) If there is moisture, clean the BMPS sense line again.

NOTE: You can do this procedure for a maximum of two times.

Subtask 36-11-00-420-073-A

E. Connection of the Sense line

(1) Remove the blanking plug from the bleed air tapping-point (2) of the ECS duct.
(2) Connect the BMPS sense-line end (1) to the bleed air tapping-point (2) of the ECS duct (Ref. AMM TASK 36-11-49-400-827).
(3) Remove the blanking plug from the test port (3) of the BMPS.
(4) Connect the BMPS sense-line end (4) to the test port (3) of the BMPS (Ref. AMM TASK 36-11-49-400-836).

5. Close-up
Subtask 36-11-00-410-228-A

A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the applicable access door(s):
(a) FOR [1000EM1] (ENGINE-1)

415BL (Ref. AMM TASK 54-51-21-400-803).

(b) FOR [1000EM2] (ENGINE-2)

425BL (Ref. AMM TASK 54-51-21-400-803).

Subtask 36-11-00-410-229-A

B. Close Access
(1) Remove the access platform(s).
(2) Close the T/R cowl doors:
(a) FOR [1000EM1] (ENGINE-1)

451AL and 452AR (Ref. AMM TASK 78-36-00-410-806).

(b) FOR [1000EM2] (ENGINE-2)

461AL and 462AR (Ref. AMM TASK 78-36-00-410-806).

Subtask 36-11-00-440-145-A

C. Reactivation of the T/R System
(1) Make the T/R serviceable after maintenance (Ref. AMM TASK 78-30-00-440-807).

Subtask 36-11-00-410-230-A

D. Close Access
(1) Close the fan cowl doors:
(a) FOR [1000EM1] (ENGINE-1)

437AL and 438AR (Ref. AMM TASK 71-13-00-410-803).

(b) FOR [1000EM2] (ENGINE-2)

447AL and 448AR (Ref. AMM TASK 71-13-00-410-803).

Subtask 36-11-00-865-188-A

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

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C ALL
FOR FIN: 1000EM1 (ENGINE1)
49VU	AIR BLEED/APU BLEED VLV CTL/BMC1 OVRD	11HV	D14
49VU	AIR BLEED/ENG 1/CTL	2HA1	D11
122VU	AIR BLEED/ENG 1/MONG	3HA1	Z23
122VU	AIR BLEED/X FEED VALVE/NORM	1HV	Z20
FOR FIN: 1000EM2 (ENGINE2)
49VU	AIR BLEED/X FEED/VALVE/BAT	2HV	D13
49VU	AIR BLEED/ENG 2/MONG	3HA2	D12
122VU	AIR BLEED/ENG 2/CTL	2HA2	Z22
122VU	AIR BLEED/APU BLEED VLV CTL/BMC2 OVRD	12HV	Z19

Subtask 36-11-00-410-241-A

F. Close Access
(1) Remove the WARNING NOTICE(S).
(2) On center pedestal panel 114VU:
(a) Remove the 98D27803000000 LOCKING TOOL-FLAP SLAT LEVER,INT. POSITION from the flap/slat control lever (Ref. AMM TASK 27-00-00-080-002).

Subtask 36-11-00-862-165-A

G. De-energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-862-002).

[Rev.10 from 2021] 2026.04.01 01:08:11 UTC