Subtask 49-42-51-860-072
 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).

R  EFF : 001-049, 101-105, 107-107, 151-199, 49-42-51Page 216 201-210, Config-2 Aug 01/05
 CES  TASK 49-42-51-700-002 Test of the Starter Motor (131-9(A)) WARNING : DO NOT TOUCH THE APU UNTIL IT IS SUFFICIENTLY COOL TO PREVENT BURNS

_______ WHEN YOU DO THE MAINTENANCE TASK(S).
 WARNING : MAKE SURE THAT YOU HAVE THE CORRECT FIRE FIGHTING EQUIPMENT
_______ AVAILABLE.
 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 access platform 3.5 m (11 ft. 6 in.)
 B. Consumable Materials
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 11-002  USA MIL-PRF-680 DRY CLEANING SOLVENT (VARSOL/WHITE SPIRIT) (Ref. 20-31-00)

R  EFF : 001-049, 101-105, 107-107, 151-199, 49-42-51Page 217 201-210, Config-2 Aug 01/05
 CES

 C. 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 49-00-00-860-008 APU Start by External Power (131-9(A)) 49-00-00-860-009 APU Shutdown by External Power (131-9(A)) 49-42-51-000-004 Removal of the Starter Motor (131-9(A)) 49-42-51-400-004 Installation of the Starter Motor (131-9(A)) 49-42-52-000-003 Removal of the Starter Motor Clutch (8033KM)
 (131-9(A)) 49-42-52-400-003 Installation of Starter Motor Clutch (8033KM)
 (131-9(A)) 52-41-00-010-001 Open the APU Doors for Access 52-41-00-410-001 Close the APU Doors after Access 49-42-51-991-006 Fig. 201
 3. Job Set-up
__________
 Subtask 49-42-51-860-073
 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).

R  EFF : 001-049, 101-105, 107-107, 151-199, 49-42-51Page 218 201-210, Config-2 Aug 01/05
 CES  Subtask 49-42-51-865-075

 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 49-42-51-010-067
 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, 316AR (Ref. TASK 52-41-00-010-001).

 (3)
 Set the LIGHT control SW 11LJ to the ON position.

 4. Procedure
_________ Subtask 49-42-51-210-060
 A. Inspection of the Starter Motor
 (1)
 If necessary, clean the brush-wear indicator area with CLEANING AGENTS (Material No. 11-002).

 (2)
 Do a visual check of the brush-wear indicator pin position

 (a)
 If the red brush wear indicator pin is not visible:

 -Replace the starter motor (Ref. TASK 49-42-51-000-004) and (Ref. TASK 49-42-51-400-004).

 (b)
 If the red brush-wear indicator pin is visible, but there is any sign of oil contamination inside the indicator:
　
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