(4)
 An 'AVAIL' message on top of the APU page shows that you can select an electric/pneumatic load.

 (5)
 Shutdown the APU

 -
for APU GTCP 36-300
 (Ref. TASK 49-00-00-860-004)

 -
for APU APS 3200
 (Ref. TASK 49-00-00-860-006)

 -
for APU 131-9(A)
 (Ref. TASK 49-00-00-860-009)

 (6)
 Open the APU access doors (Ref. TASK 52-41-00-010-001).

 (7)
 Do a leak check of the APU Oil System.
 NOTE : No leaks are permtted.

____
 ________

5. Close-up
 Subtask 24-23-51-410-056
 A. Close Access
 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (2)
 Close the APU access doors 315AL, 316AR (Ref. TASK 52-41-00-410-001).

 (3)
 Remove the access platform(s).

 (4)
 Remove the warning notice(s).

 CONTACTOR (3XS) - REMOVAL/INSTALLATION
______________________________________
 TASK 24-23-55-000-001
 Removal of the APU GLC (3XS)
 WARNING : MAKE SURE THAT NO AC OR DC POWER IS CONNECTED TO THE AIRCRAFT
_______
 ELECTRICAL CIRCUITS.
 THERE IS A RISK OF ELECTROCUTION IF THE AC OR DC POWER STAYS
 CONNECTED.

 1.
 Reason for the Job

__________________
 Self Explanatory

 2.
 Job Set-up Information

______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
 -------------------------------------------------------------------------------
No specific access platform
 No specific blanking caps
 No specific warning notices

 B. Referenced Information -------------------------------------------------------------------------------
REFERENCE DESIGNATION -------------------------------------------------------------------------------25-11-41-000-001 Removal of the Third Occupant Seat **ON A/C 001-049, 051-062, 101-105, 151-152, 201-205,
 24-23-55-991-001 Fig. 401 R **ON A/C 063-099, 106-149, 153-199, 206-299, 301-399, 401-499,
 24-23-55-991-001-A Fig. 401A

 **ON A/C ALL

 3. Job Set-up
__________
 Subtask 24-23-55-860-050

 A. Safety Precautions
 (1)
 Make sure that the external power connector is not connected to the aircraft EXT PWR receptacle.

 (2)
 Put warning notice(s) in position on the access door 121AL to tell persons not to connect the external power connector to the aircraft EXT PWR receptacle.

 (3)
 In the cockpit, on the ELEC panel 35VU, make sure that these pushbutton switches are released:

 -BAT 1, BAT 2,
 -APU GEN,
 -GEN 1, GEN 2,
 -EXT PWR.

 (4)
 In the cockpit, put warning notices in position to tell persons not to operate the pushbutton switches on these overhead panels:

 -21VU (EMER ELEC PWR section),
 -25VU (APU section),
 -35VU (ELEC).
 Subtask 24-23-55-010-050

 B. Get Access
 (1)
 Remove the Third Occupant seat (Ref. TASK 25-11-41-000-001).

 (2)
 On the L lower side of the panel 120VU, remove the access door (8).

 (3)
 Put the access platform in position at the access door 121AL.

 (4)
 Open the access door 121AL.

 4. Procedure
_________ R **ON A/C 001-049, 051-062, 101-105, 151-152, 201-205,
 (Ref. Fig. 401/TASK 24-23-55-991-001)

 Contactor
 Figure 401/TASK 24-23-55-991-001

R 1EFF : 001-049, 051-062, 101-105, 151-152, 1 24-23-55Page 403 1201-205, 1May 01/05 1 1 1CES 1R **ON A/C 063-099, 106-149, 153-199, 206-299, 301-399, 401-499,

 (Ref. Fig. 401A/TASK 24-23-55-991-001-A)
 **ON A/C ALL

 Subtask 24-23-55-020-050
 A. Removal of the Contactor CAUTION : REMOVE THE CONTACTOR ONLY AND NOT THE BASE OR THE MODULE WHERE
_______
 THE WIRES ARE CONNECTED.

 (1)
 Disconnect the electrical connector (1).

 (2)
 Put blanking caps on the disconnected electrical connector (1) and the electrical receptacle (7).

 (3)
 Loosen the captive screws (2). NOTE : Do not remove the captive screws (2) and the spring washers

____ (4) from the contactor (3).
　
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