-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------control panel 30VU: - check that the visual position - push the ENG 1(2) BLEED indicator shows that the valve is pushbutton switch (OFF legend open. is off).
7. On the test set: - decrease the pressure of the systems No. 1. On the bleed pressure regulator valve:- the visual position indicator showsthat the valve is closed.
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
Subtask 36-11-52-080-050
C. Removal of the Tool
(1) Disconnect the test set from the test port of the bleed pressure-regulator valve.
(2) Install the blanking plug on the test port of the bleed pressure regulator valve.
R **ON A/C 401-499,
R Subtask 36-11-52-080-050-A
R C. Removal of the Tool
R (1) Disconnect the test set from the bleed external clapper.
R R (2) Disconnect the bleed external clapper from the test port of the pressure regulator valve.
R R (3) Install the blanking plug on the test port of the bleed pressure regulator valve.
R **ON A/C ALL
5. Close-up
________ Subtask 36-11-52-410-061-A
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
Subtask 36-11-52-440-050-A
B. Make the thrust reverser serviceable (Ref. TASK 78-30-00-081-041). Subtask 36-11-52-410-050-A
C. 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 access platform(s).
(3) Remove the warning notice(s). Subtask 36-11-52-862-053
D. De-energize the aircraft electrical circuits
(Ref. TASK 24-41-00-862-002).
VALVE - OVERPRESSURE (5HA1,5HA2) - REMOVAL/INSTALLATION
_______________________________________________________
TASK 36-11-53-000-001
Removal of the Overpressure Valve (5HA1,5HA2)
WARNING : MAKE SURE THAT THE PNEUMATIC SYSTEM IS DEPRESSURIZED BEFORE YOU START
_______ WORK ON THE PNEUMATIC SYSTEM.
WARNING : BE CAREFUL WHEN YOU WORK ON THE ENGINE COMPONENTS IMMEDIATELY AFTER
_______ THE ENGINE IS SHUTDOWN. THE ENGINE COMPONENTS CAN STAY HOT FOR UP TO ONE HOUR.
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific blanking caps No specific protective covers No specific warning notice No specific access platform 1 m (3 ft. 3 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the
External Power 71-13-00-010-040 Opening of the Fan Cowl Doors 78-30-00-481-041 Make the Thrust Reverser Unserviceable for
Maintenance 78-36-00-010-040 Opening of the Thrust Reverser Doors 36-11-53-991-001 Fig. 401
3. Job Set-up
__________
Subtask 36-11-53-861-051
A. Energize the aircraft electrical circuits
(Ref. TASK 24-41-00-861-002).
Subtask 36-11-53-941-050
B. Safety Precautions
(1)
Make sure that the engine 1(2) shut down occured not less than 5 minutes before you do this procedure.
(2)
On the AIR COND panel 30VU:
-make sure that the ENG 1(2) BLEED pushbutton switch is released
(the OFF legend is on), R - make sure that the APU BLEED pushbutton switch is released (the ON R legend is off),
-put a warning notice to tell persons not to operate the pneumatic system.
(3)
On the ENG panel 115VU:
-put a warning notice to tell persons not to start the engine 1(2).
(4)
On the HP ground connector:
-Put a warning notice to tell persons not to pressurize the pneumatic system. 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 PNEUMATIC 气源 2(30)
