-
the APU menu page comes on.

-
the SYSTEM REPORT/TEST page comes on.

-
the CFDS page comes on.

R **ON A/C 106-106, 108-149, 221-221, 224-224, 228-228,
 Subtask 49-61-34-410-052-A
 A. Close Access
 (1)
 Set the APU MASTER SW pushbutton switch to the OFF position.

 (2)
 Make sure that the work area is clean and clear of tools and other items.

 (3)
 Install the access panel 162EW (Ref. TASK 25-55-12-400-003).

 (4)
 Close the BULK cargo-compartment door 827 (Ref. TASK 52-30-00-860-008)

 (5) Remove the access platform(s).
 **ON A/C 211-220, 222-223, 225-227, 229-299, 301-399,

 Subtask 49-61-34-410-052
 A. Close Access
 (1)
 Set the APU MASTER SW pushbutton switch to the OFF position.

 (2)
 Make sure that the work area is clean and clear of tools and other items.

 (3)
 Install the access panel 152HW (Ref. TASK 25-55-11-400-003).

 (4)
 Remove the access platform(s).

 (5)
 Close the AFT cargo-compartment door 826 (Ref. TASK 52-30-00-860-002).

R **ON A/C 106-106, 108-149, 211-299, 301-399,
 Subtask 49-61-34-860-053
 B. Aircraft Maintenance Configuration.
 (1) De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002).

R  MOUNT - ECB (60KD) - REMOVAL/INSTALLATION_________________________________________ **ON A/C 001-003, 051-099, 401-499,
 TASK 49-61-53-000-001
 Removal of the ECB Mount (GTCP 36-300) 1. Reason for the Job__________________
 Self Explanatory 2. Job Set-up Information______________________ A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
R  49-61-34-000-001 Removal of the Electronic Control Box (ECB) (59KD) (GTCP 36-300) **ON A/C 001-003, 051-099,
R  49-61-53-991-001 **ON A/C 401-499,  Fig. 401 
R R  49-61-53-991-001-A Fig. 401A **ON A/C 001-003, 051-099, 401-499,
 3. Job Set-up__________ Subtask 49-61-53-860-050
 A. Aircraft Maintenance Configuration (1) Remove the Electronic Control Box (ECB) (59KD) (Ref. TASK 49-61-34-000-001). 

 4. Procedure_________ 
R  **ON A/C 001-003, 051-099,
 (Ref. Fig. 401/TASK 49-61-53-991-001) 
R  **ON A/C 401-499, 
R  (Ref. Fig. 401A/TASK 49-61-53-991-001-A) 
R  **ON A/C 001-003, 051-099, 401-499,
 Subtask 49-61-53-020-051
 A. Removal of the ECB Mount
 (1) Remove the bolts (1) the nuts (2) and the washers (3) that attach the electrical socket assembly (4) to the ECB rack (5).
 (2) Remove the electrical socket assembly (4) clear of the ECB rack (5).
 (3) Remove the screw (6) and the washer (7) and disconnect the bonding jumper (8) on the ECB mount (12) and move the bonding jumper clear of the installation.
 (4) Remove the countersunk screws (9) from the ECB rack (5).
 (5) Remove the ECB rack (5).
 (6) Remove the bolts (10) and the washers (11) that attach the ECB mount (12) to the structure.
 (7) Remove the ECB mount (12). 

 Mount - ECB
 Figure 401/TASK 49-61-53-991-001

 EFF : 001-003, 051-099, 49-61-53Page 403 Config-1 Aug 01/05 R CES

R R  Mount - ECB Figure 401A/TASK 49-61-53-991-001-A 
R  EFF :  401-499,  Page 40449-61-53 Config-1 Aug 01/05
 CES 

 TASK 49-61-53-400-001
 Installation of the ECB Mount (GTCP 36-300)
 1. Reason for the Job__________________
 Self Explanatory
 2. Job Set-up Information______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
49-61-34-000-001 49-61-34-400-001  Removal of the Electronic Control Box (ECB) (59KD) (GTCP 36-300)Installation of the Electronic Control Box (ECB) (59KD) (GTCP 36-300) 
R  **ON A/C 001-003, 051-099,
 49-61-53-991-001  Fig. 401 
R  **ON A/C 401-499, 
R  49-61-53-991-001-A  Fig. 401A 
R  **ON A/C 001-003, 051-099, 401-499,
 3. Job Set-up__________
 Subtask 49-61-53-860-052
 A. Aircraft Maintenance Configuration
　
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