(2)
Remove the warning notice(s).
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(3)
Make sure that the work area is clean and clear of tool(s) and other
items.
(4)
Remove the access platform(s).
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Re-activaton of the Overpressure Protector 102QM(103QM)
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
__________________
Refer to the MMEL TASK: 28-12-01-A)
Tank Venting System
Overpressure Protectors
Between Inner and Outer Cell
(FAA Only)
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s)
No specific safety barriers
No specific warning notice
No specific access platform 3 m (9 ft. 10 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
28-12-00-200-001 Inspection of the Tank Venting System 28-12-41-000-002 Removal of the Overpressure Protector 102QM (103QM) 28-12-41-400-002 Installation of the Overpressure Protector 102QM
(103QM) 28-15-00-710-001 Operational Check of Intercell Transfer Valves 28-12-00-991-007 Fig. 402
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3. Job Set-up
__________ Subtask 28-12-00-941-059
A. Safety Precautions
(1)
Put a warning notice in the cockpit to tell persons not to operate the slat system.
(2)
Make sure that the TOOL-ZERO LOCKING, FLAP SLAT CTL LEVER (98D27803500001) is on the slat/flap control lever.
(3) Put the safety barriers in position. Subtask 28-12-00-865-052
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU FUEL/XFR VALVE1/WING/R 2QP A11 49VU FUEL/XFR VALVE1/WING/L 1QP A10 121VU FUEL/XFR VALVE2/WING/R 4QP M23 121VU FUEL/XFR VALVE2/WING/L 3QP M22
Subtask 28-12-00-010-058
C. Get Access
(1)
Put the access platform below the transfer valve actuator 9QP(10QP), zone 520(620).
(2)
Remove the access panels:
-
FOR 9QP
remove 522KB
-
FOR 10QP
remove 622KB.
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4. Procedure
_________ (Ref. Fig. 402/TASK 28-12-00-991-007) Subtask 28-12-00-440-051
A. Re-activation of the Overpressure Protector 102QM(103QM)
(1)
Replace the applicable overpressure protector 102QM(103QM) (Ref. TASK 28-12-41-000-002) and (Ref. TASK 28-12-41-400-002).
(2)
Do an inspection of the tank venting system to find the cause of the overpressure protector operation (Ref. TASK 28-12-00-200-001).
(3)
Remove the blanking caps and connect the electrical connectors (1) to the transfer valve actuators 9QP(10QP).
Subtask 28-12-00-865-053
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1QP, 2QP, 3QP, 4QP.
Subtask 28-12-00-710-050
C. Operational Test
(1) Do an operational test of the intercell transfer valves (Ref. TASK 28-15-00-710-001).
5. Close-up
________ Subtask 28-12-00-410-056
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Install the access panel:
-
FOR 9QP
install 522KB
-
FOR 10QP
install 622KB.
R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 28-12-00Page 416 1201-299, 401-499, 1Aug 01/05 1 1 1CES 1 Subtask 28-12-00-942-062 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：A320飞机维护手册 AMM FUEL 燃油1(163)
