-
FOR 40QA
close 744.
**ON A/C 301-399,
Subtask 28-21-15-410-051-A
B. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Remove the access platform(s).
1EFF : ALL 1 28-21-15Page 416 1 1 Aug 01/05 1 1 1CES 1R **ON A/C ALL
Subtask 28-21-15-942-050
C. Removal of Equipment
(1)
Remove the safety barriers.
(2)
Remove the warning notice(s).
(3)
Remove the ground support and maintenance equipment, the special and standard tools and all other items.
1EFF : ALL 1 28-21-15Page 417 1 1 May 01/04 1 1 1CES 1 VALVE - AIR RELEASE, LOW PRESSURE (86QM,87QM) - REMOVAL/INSTALLATION
____________________________________________________________________
TASK 28-21-41-000-001
Removal of the Low Pressure (LP) Air-Release-Valve 86QM(87QM)
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 blanking cap.
No specific safety barriers
No specific access platform 3.2 m (10 ft. 6 in.)
No specific container 5 l (1.3208 USgal)
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 28-25-00-650-003 To Drain Remaining Fuel from the Wing Tanks and the
Center Tank
57-27-11-000-001 Removal of the Access Panel (540AB, 540BB, 540CB, 540DB, 540EB, 540FB, 540GB, 640AB, 640BB, 640CB, 640DB, 640EB, 640FB, 640GB)
1EFF : ALL 1 28-21-41Page 401 1 1 May 01/05R 1 1 1CES 1
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
**ON A/C 001-001, 051-052,
28-21-41-991-001 Fig. 401
**ON A/C 301-399,
28-21-41-991-001-B Fig. 401A
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499, Post SB 28-1077 For A/C 001-001,051-052, 28-21-41-991-001-A Fig. 401B **ON A/C ALL
3. Job Set-up
__________
Subtask 28-21-41-941-053
A. Safety Precautions WARNING : OBEY THE SAFETY PROCEDURES WHEN YOU DO WORK IN A FUEL TANK.
_______
(1) You must obey the fuel safety procedures (Ref. TASK 28-10-00-910-001) when you do work in a fuel tank.
(2) Put the safety barriers in position.
Subtask 28-21-41-650-053
B. Fuel Configuration
(1)
Defuel the applicable fuel tank (Ref. TASK 28-25-00-650-001).
(2)
Drain the remaining fuel from the applicable fuel tank (Ref. TASK 28-25-00-650-003).
1EFF : ALL 1 28-21-41Page 402 1 1 Aug 01/05 1 1 1CES 1 Subtask 28-21-41-010-050
C. Get Access
(1)
Put the access platform below zone 540(640).
(2)
Remove the applicable wing access panel (Ref. TASK 28-10-00-910-002), (Ref. TASK 57-27-11-000-001):
-
FOR 86QM
remove 540CB
-
FOR 87QM
remove 640CB.
4. Procedure
_________
**ON A/C 001-001, 051-052,
(Ref. Fig. 401/TASK 28-21-41-991-001)
**ON A/C 301-399,
(Ref. Fig. 401A/TASK 28-21-41-991-001-B) R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499, Post SB 28-1077 For A/C 001-001,051-052, (Ref. Fig. 401B/TASK 28-21-41-991-001-A) **ON A/C ALL
Subtask 28-21-41-020-050
A. Removal of the Air Release Valve 86QM(87QM)
(1)
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