(2)
 Make sure that the electrical connectors are clean and in the correct condition.

R  EFF : 001-049, 101-105, 107-107, 151-199, 49-51-00Page 407 201-210, Config-2 Aug 01/05
 CES

 (3)
 Connect the electrical connector P12 to the APU load control-valve.

 (4)
 Do the related trouble shooting for the APU load control-valve :

 -(Ref. TS 49008181085500)
 or (Ref. TS 49008181086100)

 (5)
 Remove the entry from the logbook.

 5. Close-up
________ Subtask 49-51-00-410-057
 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 SW 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 49-51-00-860-060

 B.
 Aircraft Maintenance Configuration

 (1)
 De-energize the ground service network
 (Ref. TASK 24-42-00-862-001).

 (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, 49-51-00Page 408 201-210, Config-2 Aug 01/05
 CES  BLEED AND SURGE AIR - DEACTIVATION/REACTIVATION

_______________________________________________
 TASK 49-51-00-040-002
 Deactivation of the Bleed Control Valve (8051KM) (APS 3200)
 WARNING : DO NOT TOUCH THE APU UNTIL IT IS SUFFICIENTLY COOL TO PREVENT BURNS
_______ WHEN YOU DO THE MAINTENANCE TASK(S).
 1. Reason for the Job
__________________
 Refer to the MMEL TASK: 36-12-02
 APU Bleed Air Supply and Cross Bleed
 System - APU BLEED Valve

 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION
 -------------------------------------------------------------------------------
No specific blanking cap
 No specific cable ties
 No specific circuit breaker(s) safety clip(s)
 No specific dummy connector (EN2997SE01212CN).
 No specific two jumper leads (gauge 20)
 No specific warning notice
 No specific access platform 2.5 m (8 ft. 2 in.)

 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power 24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied 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 52-41-00-410-001 Close the APU Doors after Access 49-51-00-991-002 Fig. 401

 3. Job Set-up
__________ Subtask 49-51-00-860-050
 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 49-51-00-865-053
 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 122VU AIR BLEED/X FEED VALVE/NORM 1HV Z20
 Subtask 49-51-00-010-051
 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 switch 11LJ to the on position.

 4. Procedure
_________ (Ref. Fig. 401/TASK 49-51-00-991-002) Subtask 49-51-00-020-050
 A. Deactivation
 (1)
　
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