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 access platform 4 m (13 ft. 1 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
28-00-00-910-001 Fuel Safety Procedures 28-12-45-000-001 Removal of the Panel Assembly 550CB(650CB) 28-25-00-650-003 To Drain Remaining Fuel from the Wing Tanks and the
Center Tank
28-12-41-991-003 Fig. 401
1EFF : ALL 1 28-12-41Page 401 1 1 May 01/04 1 1 1CES 1
3. Job Set-up
__________
Subtask 28-12-41-941-064
A. Safety Precautions WARNING : OBEY THE SAFETY PROCEDURES WHEN YOU DO WORK IN A FUEL TANK.
_______
R (1) You must obey the fuel safety procedures (Ref. TASK 28-00-00-910-001) R when you do work on the fuel system.
(2) Put the safety barriers in position.
Subtask 28-12-41-680-050
B. Drain the Fuel
(1) Drain the remaining fuel from the applicable surge tank (Ref. TASK 28-25-00-650-003).
Subtask 28-12-41-010-054
C. Get Access
(1)
Put the access platform in position below the applicable zone 550 or
650.
(2)
Remove the applicable access panel (Ref. TASK 28-12-45-000-001):
-
FOR 46QM
remove 550CB
-
FOR 47QM
remove 650CB.
4. Procedure
_________
(Ref. Fig. 401/TASK 28-12-41-991-003)
Subtask 28-12-41-020-050
A. Removal of the Overpressure Protector 46QM (47QM)
(1)
Remove the nuts (7) and the bolts (4).
(2)
Remove the overpressure protector (1) from the access panel (3).
1EFF : ALL 1 28-12-41Page 402 1 1 Aug 01/04 1 1 1CES 1
Overpressure Protector - Vent Surge Tank.
Figure 401/TASK 28-12-41-991-003
1EFF : ALL 1 28-12-41 Page 403
1 1 Feb 01/98
1 1
1CES 1
(3) Remove and discard the O-rings (2) and (6).
1EFF : ALL 1 28-12-41Page 404 1 1 Feb 01/98 1 1 1CES 1 TASK 28-12-41-400-001
Installation of the Overpressure Protector 46QM (47QM)
WARNING : MAKE SURE THAT THE FLIGHT CONTROL SAFETY-LOCKS AND THE WARNING
_______
NOTICES ARE IN POSITION.
WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______
GEAR.
1. Reason for the Job
__________________
R R Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific safety barriers
No specific access platform 4.0 m (13 ft. 1 in.)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 01-001 USA ASTM-D-1655-93 (JET A-1) FUEL, TURBO (Ref. 20-31-00) Material No. 04-012 USA VV-P-236 PURE MINERALVASELINE OR PETRO- LATUM (Ref. 20-31-00) Material No. 09-017 GB DTD-900/6137 FUEL TANK BRUSHCONSISTENCY (Ref. 20-31-00)
Material No. 11-004 USA MIL-T-81533
1.1.1TRICHLOROETHANE (METHYL CHLOROFORM)
(Ref. 20-31-00)
Material No. 19-003 USA AMS 3819
LINT-FREE COTTON CLOTH (Ref. 20-31-00)
1EFF : ALL 1 28-12-41Page 405 1 1 Nov 01/03 1 1 1CES 1 C. Expendable Parts
-------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
2 O-ring 28-12-45 01 -040 6 O-rings 28-12-45 01 -030
D. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
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