TELESCOPING BAGGAGE MODULES (EXAMPLE)
CARGO COMPARTMENT FLOOR (REF)
Cargo Loader System - Component Location Figure 102 (Sheet 2)
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757
FAULT ISOLATION/MAINT MANUAL

DOOR, 821
MAIN EQUIPMENT CENTER
Cargo Loader System - Component Location
Figure 102 (Sheet 3)

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757 MAINTENANCE MANUAL
 CARGO LOADER SYSTEMS - MAINTENANCE PRACTICES (DEACTIVATION)
___________________________________________________________
 1.  General
_______
 A.  This contains two tasks. The first task is the deactivation instructions for the forward or aft cargo loader. If the power drive system fails, the cargo loader can be deactivated and locked in the fully extended position. The second task gives the activation instructions for the forward and aft cargo loader systems.
 B.  The modules must be fully extended and deactivated correctly before flight.
 C.  If an electrical failure occurs with the modules not fully extended, you must deactivate the cargo loader system.
 TASK 25-51-00-042-001
 2.  Deactivate the Cargo Loader (Fig. 201)
___________________________
 A.  Access
 (1)  
Location Zones
 121 Forward Cargo Compartment (Left)
 122 Forward Cargo Compartment (Right)
 153 Aft Cargo Compartment (Left)
 154 Aft Cargo Compartment (Right)

 (2)  
Access Panels
 821 No. 1 Cargo Door
 822 No. 2 Cargo Door

 B.  Procedure
 S 862-002
 (1)  For the forward cargo compartment, open these circuit breakers on the ground handling bus of the APU external power panel, P34, and attach DO-NOT-CLOSE tags:
 (a)  
34A6, FWD CARGO LOADER CONT

 (b)  
34B14, FWD CARGO LOADER DRIVE

 S 862-003
 (2)  
For the aft cargo loader, open these circuit breakers on the ground handling bus of APU external power panel, P34, and attach DO-NOT-CLOSE tags:

 (a)  
34A7, AFT CARGO LOADER CONT

 (b)  
34B16, AFT CARGO LOADER DRIVE

 (3)  
Open the access door on the module.

 S 012-004
 NOTE: In the forward compartment, the access panel is on module 3.
____ In the aft compartment, the access panel is on module 2.
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MAINTENANCE MANUAL

Forward Cargo Loader Deactivation
Figure 201

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757
MAINTENANCE MANUAL

AFT CARGO COMPARTMENT

POWER DRIVE MOTOR

Aft Cargo Loader Deactivation
Figure 202

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