(9)
Connect the electrical connection (1). Subtask 49-91-51-210-050
B.
Do a visual check of the oil quantity. Add oil if the oil level is on or less than the ADD mark on the sight glass (Ref. TASK 49-90-00-600-001).
Subtask 49-91-51-865-052
C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1KD, 2KD
Subtask 49-91-51-740-050
D. Do the BITE test of the oil sump temperature-sensor (Ref. TASK 31-32-00-860-001).
Subtask 49-91-51-710-050
E. Start and Operate the APU.
(1)
Close the APU access doors 315AL, 316AR (Ref. TASK 52-41-00-410-001).
(2)
Start the APU (Ref. TASK 49-00-00-860-003).
(3)
Allows the APU to run 5 minutes.
(4)
Shutdown the APU (Ref. TASK 49-00-00-860-004).
(5)
Open the APU access doors 315AL, 316AR.
(6)
Do a leak check of the Oil Sump Temperature-Sensor.
NOTE : No leaks are permitted.
____ 5. Close-up
________ Subtask 49-91-51-410-050
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(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).
(5)
Remove the container. Subtask 49-91-51-865-053
B.
Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1KD, 2KD
Subtask 49-91-51-860-055
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).
SENSOR - TEMPERATURE,OIL SUMP - REMOVAL/INSTALLATION
____________________________________________________
TASK 49-91-51-000-002
Removal of the Oil-Sump Temperature Sensor (8084KM) (APS 3200)
WARNING : DO NOT TOUCH THE APU UNTIL IT IS SUFFICIENTLY COOL TO PREVENT BURNS
_______ WHEN YOU DO THE MAINTENANCE TASK(S).
WARNING : USE THE CORRECT PERSONAL PROTECTION.
_______ OIL CAN HAVE ADDITIVE CALLED TRICRESYL PHOSPHATE IN IT. THIS CHEMICAL IS AN ASPHYXIANT, IT IS POISONOUS AND CAN BE ABSORBED THROUGH THE SKIN. USE CARE WHEN ENGINE OIL IS DRAINED. HOT OIL CAN POSSIBLY CAUSE BAD BURNS.
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 circuit breaker(s) safety clip(s)
No specific container
No specific access platform 3.5 m (11 ft. 6 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits 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 49-91-51-991-002 Fig. 401
3. Job Set-up
__________ Subtask 49-91-51-860-051
A. Aircraft Maintenance Configuration
(1)
Energize the aircraft electrical circuits
(Ref. TASK 24-41-00-861-002).
(2)
On the panel 25VU, make sure that the APU MASTER SW pushbutton switch 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 49-91-51-865-055
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 49-91-51-010-053
C. Get Access
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