MODULE 3 IN FULLY BRACKET
RETRACTED POSITION
FORWARD (NO. 1) CARGO DOOR
FWD FWD
FLOOR SYSTEM INBD
ASSEMBLY (REF)
LIMIT SWITCH FORWARD CARGO LOADER SENSOR RETRACT LIMIT SWITCH A
C
ROLLER GUIDE
ASSEMBLY (PART
OF MODULE 3)
NS
MICRO SWITCH
NS
ACTIVE SURFACE

NS

LIMIT
SWITCH ACTUATOR
(MAGNET)
BRACKET SIDEWALL
LINING (REF) LIMIT SWITCH ACTUATOR (MAGNET)
C
RECEPTACLE
B-B

ESCUTCHEON
(REF)  SCREW 
WASHER  0.50 |0.20 INCH 
(2 PLACES) 
FWD 
ROLLER GUIDE 
A-A  ASSEMBLY (PART  SHIM 
OF MODULE 3) 

LIMIT
BRACKET
SWITCH SENSOR INBD
C-C
Forward Cargo Loader Retract Limit Switch Installation
Figure 401

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757 MAINTENANCE MANUAL
FWD CARGO LOADER

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MAINTENANCE MANUAL

FWD

INBD
TRIGGER PLATE
FORWARD CARGO LOADER EXTEND LIMIT SWITCH
INBD

Forward Cargo Loader Extend Limit Switch Installation
Figure 402 (Sheet 2)

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MAINTENANCE MANUAL

 S 034-008
 (7)  
Remove the stops from the aft end of module 1.

 S 984-009

 (8)  
Move module 1 under module 2 to get access to the limit switch sensor.

 D. Procedure - Remove the Retract Limit Switch Sensor
 S 014-010
 (1)  
Remove the sidewall panel near the sensor to get access to the wire splice (Ref 25-50-02).

 S 034-011

 (2)  
Disconnect the electrical wires from the sensor.

 S 034-041
 CAUTION: MAKE SURE YOU ARE CAREFUL WHEN YOU PULL THE SENSOR FROM THE
_______ RECEPTACLE. DAMAGE TO THE ELECTRICAL WIRES CAN EASILY OCCUR.
 (3)  
Remove the screws that hold the sensor to the receptacle, and pull the sensor from the receptacle.

 S 024-013

 (4)  
Remove the sensor.

 E. Procedure - Install the Retract Limit Switch Sensor
 S 434-002
 (1)  
Connect the electrical wires to the sensor.

 S 434-003

 (2)  
Put the sensor on the receptacle and install the screws.

 (3)  
Install the sidewall panel (Ref 25-50-02).

 S 414-004
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757 MAINTENANCE MANUAL
 F. Put the Airplane Back in its Usual Condition.
 S 434-038
 (1)  
Install the stops on the aft end of module 1.

 S 434-039

 (2)  
　
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