(c) Lubricate the 4 bolts (100) with graphite grease (Material No. CP2101) and install them with washers (110). Hand-tighten bolts (100).
(d) TORQUE the 4 bolts (100) to between 110 and 120 lbf.in (1.24 and
1.35 m.daN).
Subtask 75-31-10-410-054
C. Install the full assembly of bleed valve fuel gear motor and stop mechanism on the engine as told in the installation of the bleed valve stop mechanism (Ref. TASK 75-31-20-400-002).
5. Close-up
________
Subtask 75-31-10-410-052
A. Close Access
(1) Make sure that the work area is clean and clear of tool(s) and other items.
(2) Close the thrust reverser doors (Ref. TASK 78-36-00-410-040): FOR 1000EM1 451AL, 452AR FOR 1000EM2 461AL, 462AR
(3) Remove the access platform(s).
Subtask 75-31-10-440-051
B. Make the thrust reverser serviceable (Ref. TASK 78-30-00-081-041).
Subtask 75-31-10-860-053
C. On the overhead panel 20VU, push the ENG1(2) FIRE pushbutton switch.
Lower the guard on the pushbutton switch. R
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Subtask 75-31-10-710-051
D. Do these tests
(1) Do a FADEC ground test (Ref. TASK 73-29-00-710-040).
(2) Do a minimum idle check (Ref. TASK 71-00-00-710-006).
Subtask 75-31-10-410-053
E. Close Access
(1) Close the fan cowl doors (Ref. TASK 71-13-00-410-040): FOR 1000EM1 437AL, 438AR FOR 1000EM2 447AL, 448AR
(2) Remove the warning notice(s).
R Subtask 75-31-10-865-051
R F. Remove the safety clip(s) and the tag(s) and close this(these) circuit R breaker(s):
R -------------------------------------------------------------------------------R PANEL DESIGNATION IDENT. LOCATION R -------------------------------------------------------------------------------R 49VU FUEL/LP VALVE/MOT1/ENG2 2QG A09 R 49VU FUEL/LP VALVE/MOT1/ENG1 1QG A08
R Subtask 75-31-10-862-050
R G. De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-R 002).
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STOP MECHANISM - REMOVAL/INSTALLATION
_____________________________________
TASK 75-31-20-000-002
Removal of the Bleed Valve Stop Mechanism
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
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No specific blanking caps
No specific blanking plugs
No specific container 1USgal (4l)
No specific warning notice
B. Consumable Materials
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
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R Material No. CP5066 USA MIL-L-6081
R fuel system corrosion preventive oil (Ref. 70-30-00)
C. Referenced Information
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REFERENCE DESIGNATION
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71-13-00-010-040 Opening of the Fan Cowl Doors
75-31-20-820-001 Set the Variable Bleed Valve Assembly to the Closed
position 75-31-70-000-002 Removal of the Variable Bleed Valve position Sensor 78-30-00-481-041 Make the Thrust Reverser Unserviceable for
Maintenance
75-31-20-991-300 Fig. 401
75-31-20-991-301 Fig. 402
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3. Job Set-up
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Subtask 75-31-20-941-052
A. Safety Precautions
(1) On the center pedestal, on the ENG panel 115VU:
(a) Put a warning notice to tell persons not to start the engine.
(2) Make sure that the engine 1(2) shutdown occurred not less than 5 minutes before you do this procedure.
(3) On the overhead maintenance panel 50VU:
(a) Make sure that the ON legend of the ENG/FADEC GND PWR/1(2) pushbutton switch is off. 中國航空網 www.k6050.com 航空翻譯 www.aviation.cn 本文鏈接地址：A320飛機維護手冊 AMM AIR 空氣(44)
