(2)
 Set the LIGHT control switch 11LJ to the off position.

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 CES

 (3) Close the APU access doors 315AL , 316AR (Ref. TASK 52-41-00-410-001).
 (4)
 Remove the access platform(s). Subtask 49-81-00-865-067

 B.
 Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1KD, 2KD

 Subtask 49-81-00-860-065
 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).

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 CES  TASK 49-81-00-200-017

 Visual Check of APU-Compartment Exhaust-Muffler Insulation and Bellows (131-9(A))
 1. Reason for the Job
__________________
 Refer to the MPD TASK: 498000-B1
 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. 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 49-81-41-000-003 Removal of the Exhaust Muffler (131-9(A)) 49-81-41-400-003 Installation of the Exhaust Muffler (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 CMM 498141

R  EFF : 001-049, 101-105, 107-107, 151-199, 49-81-00Page 614 201-210, Config-2 Aug 01/05
 CES  3. Job Set-up

__________ Subtask 49-81-00-860-070
 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 49-81-00-865-072
 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 49-81-00-010-061
 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 control SW 11LJ to the ON position.

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 CES  4. Procedure

_________ Subtask 49-81-00-210-064
 A. Visual Inspection (APU Compartment)
 (1)
 Examine the Bellows for torn or cracks. If defective, remove the Exhaust Muffler (Ref. TASK 49-81-41-000-003) and continue as per (Ref. CMM 498141).

 (2)
 Examine the Thermal Insulation for

 -Torn,

 -Cracks,

 -Partially Loosend,

 -Discoloration.
 If defective, remove Exhaust Muffler (Ref. TASK 49-81-41-000-003) and
 continue as per (Ref. CMM 498141).

 (3)
 If removed, install new/repaired Exhaust Muffler (Ref. TASK 49-81-41-400-003).

 5. Close-up
________ Subtask 49-81-00-410-061
 A. Close Access
 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (2)
 Set the LIGHT control switch 11LJ to the off position.
　
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