General Visual Inspection of Fuel Pump Canisters (SFAR88)

TASK 28-18-51-210-001-A
General Visual Inspection of Fuel Pump Canisters (SFAR88)

WARNING: PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU START A TASK ON OR NEAR:

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

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

ZONE: 140
ZONE: 540
ZONE: 640
FIN: 1QM
FIN: 2QM
FIN: 3QM
FIN: 4QM
FIN: 84QM ** ON A/C NOT FOR ALL
FIN: 85QM ** ON A/C NOT FOR ALL

1. Reason for the Job
Refer to the MPD TASK: 281800-09
GENERAL VISUAL INSPECTION OF FUEL PUMP CANISTERS (SFAR88)
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	1	ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE
No specific	1	LIGHT SOURCE - SPARK-PROOF
No specific	1	MIRROR - INSPECTION, FLEXIBLE
No specific	AR	SAFETY BARRIER(S)
No specific	1	WARNING NOTICE(S)
98D27803500001	1	LOCKING TOOL ZERO POS
98D57004013000	1	HOOK-COVER (RIB 2 SURGE DOORS)
98D57004014000	1	HOOK-COVER (RIB2-SURGE DOORS)

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
140	CENTER WING
540	FUEL TANK
640	FUEL TANK
540AB, 540BZ, 640AB, 640BZ
147AZ, 148AZ
540AZ, 640AZ

C. Referenced Information

REFERENCE	DESIGNATION
TASK 12-11-28-650-003-A	Pressure Refuel with Automatic Control
TASK 28-10-00-910-001-A	Safety Procedures When You Do Work in a Fuel Tank
TASK 28-10-00-910-002-A	Access to the Fuel Tanks and the Work Areas
TASK 28-25-00-650-001-A	Pressure Defuel
TASK 28-25-00-650-003-A	To Drain Remaining Fuel from the Wing Tanks and the Center Tank
TASK 28-25-00-650-003-A-01	To Drain Remaining Fuel from the Wing Tanks and the Center Tank
TASK 28-25-00-869-001-A	Fuel Transfer
TASK 57-17-11-000-001-A	Removal of Access Cover 147AZ(148AZ)
TASK 57-17-11-400-001-A	Installation of Access Cover 147AZ(148AZ)
TASK 57-27-11-000-001-A	Removal of the Access Panel
TASK 57-27-11-400-001-A	Installation of the Access Panel
TASK 57-27-12-000-002-A	Removal of the Rib 2 Access Panel 540AZ(640AZ) or 540BZ(640BZ)
TASK 57-27-12-400-002-A	Installation of the Rib 2 Access Panel 540AZ (640AZ) or 540BZ (640BZ)
Wing Fuel Pump Canisters ** ON A/C NOT FOR ALL
Wing Fuel Pump Canisters ** ON A/C NOT FOR ALL
Wing Fuel Pump-Canisters ** ON A/C NOT FOR ALL
Center Tank Fuel Pump Canisters ** ON A/C NOT FOR ALL
FOR [1QM] (CANISTER-FUEL PUMP, L WING TK OUTR)
FOR [4QM] (CANISTER-FUEL PUMP, R WING TANK OUTER)
TASK 28-21-52-000-001-A	Removal of the Fuel Pump Canister
TASK 28-21-52-400-001-A	Installation of the Fuel Pump Canister
FOR [2QM] (CANISTER-FUEL PUMP, L WING TK INR)
FOR [3QM] (CANISTER-FUEL PUMP, R WING TK INR)
TASK 28-21-52-000-002-A	Removal of the Fuel Pump Canister
TASK 28-21-52-400-002-A	Installation of the Fuel Pump Canister
FOR [84QM] (CANISTER-FUEL PUMP, L CTR TK)
FOR [85QM] (CANISTER-FUEL PUMP, R CTR TK)
TASK 28-21-52-000-003-A	Removal of the Fuel Pump Canister
TASK 28-21-52-400-003-A	Installation of the Fuel Pump Canister

3. Job Set-up
Subtask 28-18-51-941-050-A

A. Safety Precautions

WARNING: BEFORE YOU DO WORK IN OR NEAR A FUEL TANK, MAKE SURE THAT YOU OBEY ALL THE SAFETY PROCEDURES. THIS WILL PREVENT INJURY TO PERSONS AND/OR DAMAGE TO THE AIRCRAFT.

(1) You must obey the fuel safety procedures when you do work in a fuel tank (Ref. AMM TASK 28-10-00-910-001).
(2) Put the SAFETY BARRIER(S) in position.
(3) Put a WARNING NOTICE(S) in the cockpit to tell persons not to operate the flaps or slats.
(4) Install the 98D27803500001 LOCKING TOOL ZERO POS on the flap/slat control lever.

Subtask 28-18-51-860-050-A

B. Aircraft Maintenance Configuration
(1) Make sure that the applicable fuel tank is defueled (Ref. AMM TASK 28-25-00-650-001).
(2) Make sure that the remaining fuel has been drained from the applicable fuel tank (Ref. AMM TASK 28-25-00-650-003).

Subtask 28-18-51-010-050-A ** ON A/C NOT FOR ALL

C. Get Access
(1) Put an ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE in position below the applicable zone 540(640).
(2) Remove the applicable access panel (Ref. AMM TASK 57-27-11-000-001) and (Ref. AMM TASK 28-10-00-910-002):

For the LH wing pump-canisters, remove 540AB
For the RH wing pump-canisters, remove 640AB.

(3) Open the fuel-surge access doors on Rib 2 as follows:
(a) Open FWD fuel-surge door 540AZ ( 640AZ) and hold it in position with a 98D57004013000 HOOK-COVER (RIB 2 SURGE DOORS).
(b) Open AFT fuel-surge door 540BZ ( 640BZ) and hold it in position with a 98D57004014000 HOOK-COVER (RIB2-SURGE DOORS).

Subtask 28-18-51-010-050-B ** ON A/C NOT FOR ALL

for the LH wing pump canisters remove 540AB
for the RH wing pump canisters remove 640AB
for the center tank pump canisters remove 147AZ 148AZ.

(3) Open the fuel-surge access doors on Rib 2 as follows:
(a) Open the FWD fuel-surge door 540AZ(640AZ) and hold it in position with the 98D57004013000 HOOK-COVER (RIB 2 SURGE DOORS).
(b) Open the AFT fuel-surge door 540BZ(640BZ) and hold it in position with the 98D57004014000 HOOK-COVER (RIB2-SURGE DOORS).

Subtask 28-18-51-010-050-C ** ON A/C NOT FOR ALL

C. Get Access
(1) Put the ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE in position below the applicable zone 540 (640).
(2) Remove the applicable access panels that follow:

For the left wing pump-canisters, remove 540AB (Ref. AMM TASK 57-27-11-000-001) and (Ref. AMM TASK 28-10-00-910-002)
For the right wing pump-canisters, remove 640AB (Ref. AMM TASK 57-27-11-000-001) and (Ref. AMM TASK 28-10-00-910-002).

(3) Remove the applicable RIB2 access panels that follow:
(a) For the left wing pump-canisters, remove 540BZ (Ref. AMM TASK 57-27-12-000-002).
(b) For the right wing pump-canisters, remove 640BZ (Ref. AMM TASK 57-27-12-000-002).

4. Procedure
Subtask 28-18-51-210-050-A ** ON A/C NOT FOR ALL

A. General Visual Inspection of Fuel Pump Canisters
(1) Do a visual inspection of the fuel pump canisters as follows:

Wing Fuel Pump Canisters ** ON A/C NOT FOR ALL

Wing Fuel Pump-Canisters ** ON A/C NOT FOR ALL

(a) Use a LIGHT SOURCE - SPARK-PROOF and a MIRROR - INSPECTION, FLEXIBLE to examine all of the fuel pump canisters. Make sure that:

There is no sign of damage to the canister housing
The fuel pipe joints are in good condition
All the fuel-pipe joint fasteners are correctly installed.

(b) Replace all the pump canisters that are not in the correct condition:
1 FOR [1QM] (CANISTER-FUEL PUMP, L WING TK OUTR), [4QM] (CANISTER-FUEL PUMP, R WING TANK OUTER)
(Ref. AMM TASK 28-21-52-000-001) and (Ref. AMM TASK 28-21-52-400-001)
2 FOR [2QM] (CANISTER-FUEL PUMP, L WING TK INR), [3QM] (CANISTER-FUEL PUMP, R WING TK INR)
(Ref. AMM TASK 28-21-52-000-002) and (Ref. AMM TASK 28-21-52-400-002).

Subtask 28-18-51-210-050-B ** ON A/C NOT FOR ALL

A. General Visual Inspection of Fuel Pump Canisters
(1) Do a visual inspection of the fuel pump canisters as follows:

Wing Fuel Pump Canisters ** ON A/C NOT FOR ALL

Center Tank Fuel Pump Canisters ** ON A/C NOT FOR ALL

(a) Use a LIGHT SOURCE - SPARK-PROOF and MIRROR - INSPECTION, FLEXIBLE to examine all of the fuel pump canisters. Make sure that:

there is no sign of damage to the canister housing
the fuel pipe joints are in good condition
all fuel pipe joint fasteners are correctly installed.

(b) Replace all pump canisters that are not in the correct condition:
1 FOR [1QM] (CANISTER-FUEL PUMP, L WING TK OUTR), [4QM] (CANISTER-FUEL PUMP, R WING TANK OUTER)
(Ref. AMM TASK 28-21-52-000-001) and (Ref. AMM TASK 28-21-52-400-001)
2 FOR [2QM] (CANISTER-FUEL PUMP, L WING TK INR), [3QM] (CANISTER-FUEL PUMP, R WING TK INR)
(Ref. AMM TASK 28-21-52-000-002) and (Ref. AMM TASK 28-21-52-400-002).
3 FOR [84QM] (CANISTER-FUEL PUMP, L CTR TK), [85QM] (CANISTER-FUEL PUMP, R CTR TK)
(Ref. AMM TASK 28-21-52-000-003) and (Ref. AMM TASK 28-21-52-400-003).

5. Close-up
Subtask 28-18-51-410-050-A ** ON A/C NOT FOR ALL

A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Remove the 98D57004013000 HOOK-COVER (RIB 2 SURGE DOORS) and close FWD fuel-surge door 540AZ ( 640AZ).
(3) Remove the 98D57004014000 HOOK-COVER (RIB2-SURGE DOORS) and close AFT fuel-surge door 540BZ ( 640BZ).
(4) Install the applicable access panel (Ref. AMM TASK 57-27-11-400-001):

For the LH wing, install 540AB
For the RH wing, install 640AB.

(5) Remove the access platform(s).

Subtask 28-18-51-410-050-B ** ON A/C NOT FOR ALL

For the LH wing, install 540AB
For the RH wing, install 640AB
For the center tank, install 147AZ 148AZ.

(5) Remove the access platform(s).

Subtask 28-18-51-410-050-C ** ON A/C NOT FOR ALL

A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the applicable RIB2 access panels that follow:
(a) For the left wing pump-canisters, install 540BZ (Ref. AMM TASK 57-27-12-400-002).
(b) For the right wing pump-canisters, install 640BZ (Ref. AMM TASK 57-27-12-400-002).
(3) Install the applicable access panels that follow:

For the left wing pump-canisters, install 540AB (Ref. AMM TASK 57-27-11-400-001)
For the right wing pump-canisters, install 640AB (Ref. AMM TASK 57-27-11-400-001).

(4) Remove the access platform(s).

Subtask 28-18-51-650-051-A

B. Fuel Configuration
(1) Refuel or transfer fuel as necessary (Ref. AMM TASK 12-11-28-650-003) or (Ref. AMM TASK 28-25-00-869-001).

Subtask 28-18-51-942-050-A

C. Removal of Equipment
(1) Remove the 98D27803500001 LOCKING TOOL ZERO POS from the flap/slat control lever.
(2) Remove the SAFETY BARRIERS.
(3) Remove the WARNING NOTICE(S).
(4) Remove the ground support and maintenance equipment, the special and standard tools and all other items.

[Rev.10 from 2021] 2026.04.02 06:17:20 UTC