(2)
Set the LIGHT SW 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 49-94-13-865-055
B.
Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU APU/APU/CTL 2KD L42 121VU APU/ECB/SPLY 1KD L41
Subtask 49-94-13-860-052
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).
PRESSURE SWITCH - OIL - REMOVAL/INSTALLATION
____________________________________________
R **ON A/C 001-003, 051-099, 401-499,
TASK 49-94-14-000-001
Removal of the Low Oil-Pressure Switch (8091KM) (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 : 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 blanking caps
No specific blanking plug
No specific circuit breaker(s) safety clip(s)
No specific warning notice
No specific container 2 l (0.5283 USgal)
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 29-00-00-864-001 Put the Related Hydraulic System in the Depressurized
Configuration before Maintenance Action
52-41-00-010-001 Open the APU Doors for Access
49-94-14-991-001 Fig. 401
3. Job Set-up
__________ Subtask 49-94-14-860-053
A. Aircraft Maintenance Configuration
(1)
Energize the ground service network
(Ref. TASK 24-42-00-861-001).
(2)
On the panel 25VU, make sure that the APU MASTER SW p/bsw is OFF.
(3)
Put a warning notice in the cockpit to tell persons not to start the APU.
(4)
Make sure that hydraulic systems are depressurized
(Ref. TASK 29-00-00-864-001).
Subtask 49-94-14-865-050
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU APU/APU/CTL 2KD L42 121VU APU/ECB/SPLY 1KD L41
Subtask 49-94-14-010-050
C. Get Access
(1)
Put the access platform in position below the APU access doors 315AL and 316AR.
(2)
Open the APU access doors 315AL and 316AR (Ref. TASK 52-41-00-010-001).
(3)
Set the LIGHT SW 11LJ to the ON position.
4. Procedure
_________
(Ref. Fig. 401/TASK 49-94-14-991-001) Subtask 49-94-14-020-050
A. Removal of the Low Oil-Pressure Switch (8091KM)
(1)
Disconnect the electrical connection (1).
(2)
Put blanking caps on the disconnected electrical connectors.
(3)
Put a container in position below the temperature/pressure assembly (6).
(4)
Remove the bolt (2) and the washer (3) which attach the low oil-pressure switch (8091KM) (4) to the temperature/pressure assembly (6).
(5)
Remove the low oil-pressure switch (8091KM) (4) from the
temperature/pressure assembly (6).
(6)
Put a blanking plug to the temperature/pressure assembly (6).
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