(2)
 De-energize the ground service network
 (Ref. TASK 24-42-00-862-001).

 (3)
 Remove the warning notice(s).

 ELECTRICAL LEAD - IGNITER PLUG - REMOVAL/INSTALLATION
_____________________________________________________ TASK 49-41-43-000-003 Removal of Igniter Lead (131-9(A)) 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

__________________
 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 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 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 49-41-43-991-003 Fig. 401

R  EFF : 001-049, 101-105, 107-107, 151-199, 49-41-43Page 401 201-210, Config-2 Aug 01/05
 CES  3. Job Set-up

__________ Subtask 49-41-43-860-055
 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, then wait 7.5 minutes before you do the procedure .

 (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 49-41-43-865-058
 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 49-41-43-010-053
 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.

R  EFF : 001-049, 101-105, 107-107, 151-199, 49-41-43Page 402 201-210, Config-2 Aug 01/05
 CES  4. Procedure

_________ (Ref. Fig. 401/TASK 49-41-43-991-003) Subtask 49-41-43-020-052
 A. Removal of the Igniter Lead WARNING : DISCONNECT THE LOW TENSION ELECTRICAL SUPPLY 5 MINUTES BEFORE
_______ YOU START WORK ON THE IGNITION SYSTEM. ALSO, GROUND THE IGNITER LEAD WITH AN INSULATED DEVICE AS YOU DISCONNECT IT FROM THE IGNITER PLUG. HIGH CURRENT AND VOLTAGE, WHICH ARE USED IN THE IGNITION SYSTEM, CAN KILL YOU.
 (1)
 Disconnect the low tension electrical connector (1) and wait 5 minutes before you continue.

 (2)
 Disconnect and remove the igniter lead (2) from the igniter plug (3) and the ignition unit (4).

 (3)
 Put blanking caps on the disconnected electrical connectors.

R  EFF : 001-049, 101-105, 107-107, 151-199, 49-41-43Page 403 201-210, Config-2 Aug 01/05
 CES

 Igniter Lead
 Figure 401/TASK 49-41-43-991-003

 CES  TASK 49-41-43-400-003

 Installation of Igniter Lead (131-9(A))
 1. Reason for the Job
__________________
 Self Explanatory
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific  Torque Wrench : range 0.00 to 1.20 m.daN
 (0.00 to 9.00 lbf.ft)
　
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