3. Job Set-up
__________
Subtask 30-21-00-861-050
A. Energize the aircraft electrical circuits R (Ref. TASK 24-41-00-861-002).
Subtask 30-21-00-865-050
B. Make sure that this(these) circuit breaker(s) is(are) closed:
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------122VU ANTI ICE/ENG/2 1DN2 W10 122VU ANTI ICE/ENG/1 1DN1 X10
Subtask 30-21-00-860-059
C. Aircraft Maintenance Configuration
(1) On the ANTI ICE section of 25VU:
-make sure that the ENG1 (2) pushbutton switch is released. Subtask 30-21-00-010-051
D. Get Access
(1) Open the right fan cowl door (Ref. TASK 71-13-00-010-040):
-
FOR 1000EM1
438AR,
-
FOR 1000EM2
448AR.
4. Procedure
_________ Subtask 30-21-00-710-050
A. Operational Test of the Engine Air Intake Ice Protection
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
R 1. On the anti ice valve:
R CAUTION : DO NOT APPLY A TORQUE_______
R OF MORE THAN 200
R LBF.IN. WHEN YOU OPEN
R OR CLOSE THE VALVE
R MANUALLY. HIGH TORQUE
R CAN CAUSE DAMAGE TO THE
R INTERNAL SHAFT IN THE
R VALVE. IF THE VALVE
On the ANTI ICE section of panel 25VU: - on the ENG1 (2) pushbutton switch, the FAULT legend comes on.
-------------------------------------------------------------------------------
ACTION RESULT -------------------------------------------------------------------------------
R R R R R DOES NOT OPEN OR CLOSE WHEN YOU APPLY THE SPECIFIED TORQUE, YOU MUST DO AN OVERHAUL OF THE VALVE.
R R R - Remove the locking pin from the STOW position. Turn and set the manual override control to OPEN with a hexagonal wrench. Lock in this position with the pin. Make sure that the visual position indicator shows open.
2. On the anti ice valve:
R R R R R R R R R R R R R CAUTION : DO NOT APPLY A TORQUE_______ OF MORE THAN 200 LBF.IN. WHEN YOU OPEN OR CLOSE THE VALVE MANUALLY. HIGH TORQUE CAN CAUSE DAMAGE TO THE INTERNAL SHAFT IN THE VALVE. IF THE VALVE DOES NOT OPEN OR CLOSE WHEN YOU APPLY THE SPECIFIED TORQUE, YOU MUST DO AN OVERHAUL OF THE VALVE.
R R R - Remove the locking pin from the LOCK position. Release the valve and set the manual override control to CLOSE. Make sure that the visual position indicator shows closed.
3. On the anti ice valve: - put the locking pin back to the STOW position.
4. On the ANTI ICE section of panel
On the ANTI ICE section of panel 25VU: - on the ENG1 (2) pushbutton switch, the FAULT legend goes off.
On the ANTI ICE section of panel 25VU:
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------25VU: - on the ENG1 (2) pushbutton switch,
-push the ENG1 (2) pushbutton the FAULT and ON legends come on
switch
-release the ENG 1(2) pushbutton - on the ENG 1(2) pushbutton switch, switch. the FAULT and ON legends go off.
5. Close-up
________
Subtask 30-21-00-410-051
A. Close Access
(1) Close the right fan cowl-door (Ref. TASK 71-13-00-410-040):
-
FOR 1000EM1
438AR,
-
FOR 1000EM2
448AR.
Subtask 30-21-00-862-050
B. De-energize the aircraft electrical circuits
(Ref. TASK 24-41-00-862-002).
1EFF : ALL 1 30-21-00Page 504 1 1 Aug 01/02R 1 1 1CES 1
TASK 30-21-00-710-002
Operational Test of the Engine Air Intake Ice Protection (with the Engines in operation)
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
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
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本文链接地址：A320飞机维护手册 AMM ICE AND RAIN PROTECTION 防冰和排雨1(61)
