-
to the new O-ring (3) for the outer valve (4) 21QM (22QM)
-
to the new O-ring (3) for the outer valve (4) 23QM (24QM)
-
to the new O-ring (3) for the outer valve (4) 25QM (26QM).
(2)
Install the O-ring (3) on the outer valve (4).
(3)
Install the outer valve (4) in the water drain valve (2).
(4) TORQUE the outer valve (4) to 0.75 m.daN (66.37 lbf.in).
**ON A/C 301-399,
Subtask 28-11-41-420-061-A
B. Installation of the Outer Valve
(1)
Apply FUELS (Material No. 01-001):
-
to the new O-ring (3) for the outer valve (4) 21QM (22QM)
-
to the new O-ring (3) for the outer valve (4) 25QM (26QM).
(2)
Install the O-ring (3) on the outer valve (4).
(3)
Install the outer valve (4) in the water drain valve (2).
(4)
TORQUE the outer valve (4) to 0.75 m.daN (66.37 lbf.in).
1EFF : ALL 1 28-11-41Page 450 1 1 Aug 01/05 1 1 1CES 1R **ON A/C ALL
Subtask 28-11-41-790-054
C. Leak Test
(1) Examine the outer valve (4) and the water drain valve (2) for leaks.
5. Close-up
________
Subtask 28-11-41-942-054
A. Removal of Equipment
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Remove the safety barriers.
(3)
Remove the access platform(s).
(4)
Remove the ground support and maintenance equipment, the special and standard tools and all other items.
1EFF : ALL 1 28-11-41Page 451 1 1 May 01/04 1 1 1CES 1 TASK 28-11-41-000-004
Removal of the Water Drain Valve 94QM, 95QM
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.
WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______ GEAR.
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific safety barriers No specific warning notice No specific access platform 2.5 m (8 ft. 2 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
28-10-00-910-001 Safety Procedures When You Do Work in a Fuel Tank 28-10-00-910-002 Access to the Fuel Tanks and the Work Areas 28-25-00-650-001 Pressure Defuel 32-12-00-010-001 Open the Main Gear Doors for Access 57-17-11-000-001 Removal of the Covers 147AZ (148AZ) 28-11-41-991-005 Fig. 405
1EFF : ALL 1 28-11-41Page 452 1 1 May 01/04R 1 1 1CES 1
3. Job Set-up
__________ Subtask 28-11-41-941-070
A. Safety Precautions WARNING : OBEY THE SAFETY PROCEDURES WHEN YOU DO WORK IN A FUEL TANK.
_______
(1)
You must obey the safety precautions (Ref. TASK 28-10-00-910-001) when you do work in a fuel tank.
(2)
Put the safety barriers in position.
(3)
Put a warning notice in position to tell persons not to operate the main gear doors.
Subtask 28-11-41-860-056
B. Aircraft Maintenance Configuration WARNING : MAKE SURE THAT THE TRAVEL RANGES OF THE LANDING GEAR DOORS ARE
_______
CLEAR.
(1)
Defuel the center tank (Ref. TASK 28-25-00-650-001).
(2)
Open the applicable main gear door (Ref. TASK 32-12-00-010-001).
(3)
Make sure that the GROUND LOCK SLEEVE (460005835) is on the applicable main gear door actuator.
Subtask 28-11-41-010-056
C. Get Access
(1)
Open the applicable quick release access panel 195BB(196BB).
(2)
Put the access platform in position below the applicable access panel 147AZ(148AZ).
(3)
Remove the access panel 147AZ(148AZ) (Ref. TASK 28-10-00-910-002), (Ref. TASK 57-17-11-000-001).
1EFF : ALL 1 28-11-41Page 453 1 1 May 01/04R 1 1 1CES 1
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