(a)
Clean the caps (5) and (6) on the overflow port (4) and the pressure fill port (7) with a lint-free cloth and then remove them from the ports.
(b)
Clean the connectors of the overflow hose and the pressure fill hose with a lint-free cloth and make sure that they are serviceable.
(c)
Put the outlet of the overflow hose into the container.
(d)
Connect the overflow hose to the overflow port (4).
(e)
Connect the pressure fill hose to the pressure fill port (7).
(6) Add oil. CAUTION : DO NOT FILL THE GEARBOX ABOVE THE FULL MARK ON THE SIGHT
_______ GLASS. DURING APU OPERATION THE OIL EXPANDS WHICH COULD CREATE AN OVER-FILLED CONDITION RESULTING IN LEAKAGE AND POSSIBLE OIL SMELL IN THE CABIN.
(a) Operate the TANK - ENGINE OIL FILLING UP (DH13PM) and slowly add oil until it flows from the overfill hose into the container.
NOTE : Make sure that the outlet end of the overflow hose is
____ above the fluid level in the container and not blocked. Keep the overflow hose connected for approximately 2 minutes, after you have stopped to add the oil. This makes sure that the oil level in the APU oil reservoir becomes stable and the oil which was added too much is drained.
(7) Disconnect the overflow hose and the pressure fill hose.
(a)
Remove the pressure fill hose from the pressure fill port (3).
(b)
Wait until oil has stopped flowing from the overflow hose, then remove the overflow hose from the overflow port (4).
(c)
Clean the ports with a lint-free cloth.
(d)
Make sure that the caps (5) and (6) are clean and in the correct condition and install them onto the ports.
NOTE : Make sure that the caps (5) and (6) on the pressure fill
____ port (7) and the overflow port (4) are installed correctly and tight.
(8)
Remove the TANK - ENGINE OIL FILLING UP.
(9)
Remove the container.
(10)
If oil fell on the APU, the air intake duct and/or the adjacent area during the oil servicing, remove it and make the area dry with a lint-free cloth.
(11)
If applicable, make an entry in the necessary log(s) to tell people that you have added oil to the APU oil reservoir.
5. Close-up
________ Subtask 49-90-00-410-051
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Set the LIGHT control switch 11LJ to the off position.
(3)
Close the APU access doors 315AL, 316AR (Ref. TASK 52-41-00-410-001).
(4)
Remove the access platform(s). Subtask 49-90-00-865-051
B.
Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1KD, 2KD.
Subtask 49-90-00-860-055
C. Aircraft Maintenance Configuration
(1)
Pressurize the reservoirs of the hydraulic systems.
(Ref. TASK 29-14-00-614-002).
(2)
De-energize the ground service network
(Ref. TASK 24-42-00-862-001).
(3)
Remove the warning notice(s).
TASK 49-90-00-600-002
Oil Change (Drain Method) (GTCP 36-300)
WARNING : DO NOT TOUCH THE APU UNTIL IT IS SUFFICIENTLY COOL TO PREVENT BURNS
_______ WHEN YOU DO THE MAINTENANCE TASK(S).
WARNING : BE CAREFUL WHEN YOU DRAIN THE ENGINE OIL AND/OR LOOSEN THE FILLER
_______ CAP. HOT OIL CAN SPILL PAST THE FILLER CAP WHEN THE OIL LEVEL IS ABOVE THE 'ADD' RANGE (MARKED ON THE SIGHT GLASS).
WARNING : DO NOT LET OIL STAY ON YOUR SKIN FOR A LONG TIME AS IT CAN CAUSE
_______ INJURY.
1. Reason for the Job
__________________
Self Explanatory
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 container 10 l (2.6416 USgal)
No specific access platform 3.5 m (11 ft. 6 in.)
B. Referenced Information 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 機載輔助動力 AIRBORNE AUXILIARY POWER 6(59)
