(g)
Examine the thrust reverser check valves (3010KM1), (3010KM2) for signs of corrosion.
1 If you find no signs of corrosion:
_ a Install the thrust reverser check valves (3010KM1) and
_ (3010KM2) (Ref. TASK 29-13-35-400-001).
2 If you find signs of corrosion:
_ a Replace the thrust reverser check valves (3010KM1) and
_ (3010KM2) (Ref. TASK 29-13-35-400-001).
R 1EFF : 151-199, 301-399, 401-499, 1 12-32-29Page 315 1 1 Aug 01/05 1 1 1CES 1R **ON A/C ALL
Subtask 12-32-29-860-050 R F. Put the aircraft back to the serviceable condition.
(1)
Depressurize the hydraulic system:
-
for the Green Hydraulic System (Ref. TASK 29-10-00-864-001),
-
for the Yellow Hydraulic System (Ref. TASK 29-10-00-864-002),
-
for the Blue Hydraulic System (Ref. TASK 29-10-00-864-003).
(2)
Install the cap on the sampling valve.
(3)
Safety the cap with corrosion-resistant steel lockwire 0.8 mm (0.032 in.) dia.
5. Close-up
________
Subtask 12-32-29-611-050
A. Make sure that the fluid level in the hydraulic reservoirs is correct. If necessary, fill the reservoirs (Ref. TASK 12-12-29-611-001).
Subtask 12-32-29-410-050
B. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Close the applicable access panel/door:
-
for the Green hydraulic system, close the left MLG door (Ref. TASK 32-12-00-410-001).
-
for the Yellow hydraulic system, close the access door 196BB.
-
for the Blue hydraulic system, close the access door 195BB.
(3)
Remove the warning notice(s).
APU - SERVICING
_______________
TASK 12-32-49-281-001
Oil Sampling for Analysis
WARNING : DO NOT TOUCH THE APU UNTIL IT IS SUFFICIENTLY COOL TO PREVENT BURNS
_______ WHEN YOU DO THE MAINTENANCE TASK(S).
1. Reason for the Job
__________________
To find the cause of the oil contamination (fuel, oil degradation and other causes).
NOTE : You must get the sample 15 to 30 minutes after APU shutdown and
____
before you add oil to the tank.
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 clean and lint-free cloth
No specific plastic bottle
No specific access platform 3.5 m (11 ft. 6 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-42-00-861-001 Energize the Ground Service Network from the External Power 24-42-00-862-001 De-energize the Ground Service Network Supplied from the External Power 29-00-00-864-001 Put the Related Hydraulic System in the Depressurized Configuration before Maintenance Action 29-14-00-614-002 Pressurization of the Hydraulic Reservoirs through
the Ground Connector 49-90-00-600-001 Check Oil Level and Replenish (GTCP 36-300) 49-90-00-600-004 Check Oil Level and Replenish (APS 3200) 49-90-00-600-007 Check and Replenish Oil Level (131-9(A))
1EFF : ALL 1 12-32-49Page 301 1 1 May 01/05R 1 1 1CES 1
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
52-41-00-010-001 Open the APU Doors for Access
52-41-00-410-001 Close the APU Doors after Access
**ON A/C 001-049, 101-105, 151-199, 201-210,
12-32-49-991-001-A Fig. 301
**ON A/C 051-099,
12-32-49-991-001 Fig. 301A R **ON A/C 106-149, 211-299, 301-399, 401-499,
12-32-49-991-001-B Fig. 301B
**ON A/C ALL
3. Job Set-up
__________
Subtask 12-32-49-860-050
A. Aircraft Maintenance Configuration
(1)
Put the warning notices on panel 25VU to tell persons not to start the APU.
(2)
Energize the ground service network
(Ref. TASK 24-42-00-861-001).
(3)
Make sure that hydraulic systems are depressurized
(Ref. TASK 29-00-00-864-001).
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