A320飞机维护手册 AMM FUEL 燃油4(15)_航空信息_民用航空_通用航空

1EFF : ALL 1 28-24-41Page 411 1 1 May 01/03 1 1 1CES 1 ACTUATOR - LP FUEL VALVE (9QG,10QG) - REMOVAL/INSTALLATION

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TASK 28-24-51-000-001
Removal of the LP Fuel Valve Actuator
WARNING : PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU
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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
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R R Self Explanatory
2. Job Set-up Information
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A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific blanking caps
No specific circuit breaker(s) safety clip(s)
No specific safety barriers
No specific warning notice
No specific access platform 3.2 m (10 ft. 6 in.)

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B. Referenced Information
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REFERENCE DESIGNATION
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24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power
24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied
from the External Power
27-80-00-866-004 Extending the Slats on the Ground
28-00-00-910-001 Fuel Safety Procedures
R 57-41-37-000-003 Removal of the Access Panel 522AT(622AT) 28-24-51-991-001 Fig. 401 28-24-51-991-002 Fig. 402
3. Job Set-up
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Subtask 28-24-51-941-052

A. Safety Precautions
WARNING : OBEY THE FUEL SAFETY PROCEDURES.

_______
(1)
You must obey the fuel safety procedures (Ref. TASK 28-00-00-910-001) when you do work on the fuel system.

(2)
Put the safety barriers in position.

(3)
Put a warning notice in position to tell persons not to operate the slats.

Subtask 28-24-51-860-051
B. Aircraft Maintenance Configuration
(1)
Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002).

(2)
Fully extend the slats (Ref. TASK 27-80-00-866-004).

(3)
Make sure that the LOCKING TOOL - FLAP/SLAT CONTROL LEVER is on the slat/flap control lever.

(4)
The LP fuel valve can be OPEN or CLOSED.

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(5) De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002).
Subtask 28-24-51-865-050
C. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------FOR 9QG 49VU FUEL/LP VALVE/MOT1/ENG1 1QG A08 49VU FLIGHT CONTROLS/SLT/CTL AND MONG/SYS1 5CV B06 121VU FUEL/LP VALVE/MOT2/ENG1 3QG M25 121VU FLIGHT CONTROLS/SLT/CTL/SYS2 7CV R21 FOR 10QG 49VU FUEL/LP VALVE/MOT1/ENG2 2QG A09 49VU FLIGHT CONTROLS/SLT/CTL AND MONG/SYS1 5CV B06 121VU FUEL/LP VALVE/MOT2/ENG2 4QG M26 121VU FLIGHT CONTROLS/SLT/CTL/SYS2 7CV R21
Subtask 28-24-51-010-050
D. Get Access
R R (1) Put the access platform in position below the applicable zone 522(622).
R R (2) Remove the applicable access panel 522AT(622AT) (Ref. TASK 57-41-37-000-003):
- FOR 9QG remove 522AT
- FOR 10QG remove 622AT.
4. Procedure_________
(Ref. Fig. 401/TASK 28-24-51-991-001, 402/TASK 28-24-51-991-002)
Subtask 28-24-51-020-050
A. Removal of the LP Fuel Valve Actuator
(1) Disconnect the electrical connectors (1).
(2) Put blanking caps on the disconnected electrical connectors.