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 32-31-31
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737-300/400/500MAINTENANCE MANUAL
 S 034-010
 (8) 
Disconnect the electrical leads from the lock solenoid coil.
S 034-011
 (9)  
Remove the screws for the lock solenoid coil.
S 034-029
 (10)
 Remove the slug from the lock solenoid coil.
 TASK 32-31-31-424-034
 3.  Lock Solenoid Installation (Fig. 401)__________________________
 A. Access
 (1)  
Location Zone
 101,102 Control Cabin
 B. 
Installation
 S 434-013
 (1)  
Put the lock solenoid coil around the slug and install the screws.
S 434-014
 (2)  
Connect the electrical leads to the lock solenoid coil.
S 434-015
 (3)  
Put the baseplate assembly in the correct position and connect the electrical connector to the baseplate assembly.
S 434-017
 (4)  
Install the screws for the baseplate assembly.
 (5)  
Connect external electrical power to the airplane.
S 864-035
 (6) 
Remove the DO-NOT-CLOSE tags and close these circuit breakers:
 (a)  
P6 Main Power Distribution Panel
 1) LEVER LATCH & PRESS WARN
 S 864-019
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 S 864-020 
 (7)  Release the pressure from the hydraulic system. 
 S 714-021 
 (8)  Try to move the control lever for the landing gear to UP. 
 NOTE:____ Make sure you cannot move the control lever to UP.
 S 714-022
 (9)  
Pull the lock override trigger and make sure you can move the control lever for the landing gear to UP.
S 864-031
 (10)
 Move the control lever for the landing gear to OFF.
S 034-023
 (11)
 Disconnect the teleflex cable on the torsion link of the right main landing gear.
S 864-024
 (12)
 Move the actuator of the air safety sensor for the landing gear in front of the sensor.
 NOTE: This energizes the air safety sensor.
____
 S 714-025
 (13)
 Make sure you can move the control lever for the landing gear to all three positions.
S 864-032
 (14)
 Move the control lever for the landing gear to DN.
S 414-026
 (15)
 Close and lock the P2 and P3 panels.
S 434-027
 (16)
 Connect the teleflex cable to the torsion link of the right main landing gear.
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737-300/400/500MAINTENANCE MANUAL
 LANDING GEAR CONTROL CABLES - REMOVAL/INSTALLATION
__________________________________________________
 1.  General_______
 A.  You must remove the control lever assembly to remove the forward parts of the control cables. You must remove the antiskid switch cam from cable C before you can remove the cables (Ref 32-31-11/401).
 
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