S 865-013

 (2)  
Do this task to depressurize hydraulic systems A and B: "Hydraulic System A, B or Standby Depressurization" (AMM 29-15-00/201).

 S 865-017

 (3)  
Do this task if electrical power is not necessary: "Electrical Power Removal" (AMM 24-22-00/201).

 S 865-012
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 SPOILER SHUTOFF VALVE - REMOVAL/INSTALLATION
____________________________________________
 1.  General
_______
 A.  There are four tasks in this procedure. There is a task for the removal and a task for the installation of the spoiler shutoff valve. There are also tasks for the removal and the installation of the spoiler shutoff valve motor.
 B.  The flight control shutoff valve and the spoiler shutoff valve are parts of the flight control modular package. The spoiler shutoff valve is the valve on the left, and the flight control shutoff valve is the valve on the right.
 TASK 27-09-41-004-037
 2.  Spoiler Shutoff Valve Removal (Fig. 401)
_____________________________
 A.  References
 (1)  
AMM 29-09-00/201, Hydraulic Reservoir Pressurization System

 (2)  
AMM 29-15-00/201, Hydraulic Systems A, B, and Standby

 B.  
Access

 (1)  
Location Zone
 101, 102 Control Cabin
 216, 217 Main Wheel Well

 C.  
Procedure

 S 044-002
 (1)  Do this task for the applicable hydraulic system: "Depressurize Hydraulic Systems A, B, or Standby" (AMM 29-15-00/201).
 NOTE: Depressurize hydraulic system A for the left shutoff valve.
____ Depressurize hydraulic system B for the right shutoff valve.
 S 044-003
 (2)
Do this task for the applicable hydraulic system: "Release the Pressure From the Hydraulic Reservoirs" (AMM 29-09-00/201).

 S 864-007

 (3)
Open these circuit breakers and attach DO-NOT-CLOSE tags:

 (a)  
P6-2 Panel
 1) SHUTOFF VALVES - SPOILER

 (4)  
Remove the electrical connector from the shutoff valve.

 S 034-041
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
SEE A
SPOILER SHUTOFF VALVE
SEE B
VALVE MOTOR
MOUNTING SCREWS
CHECK
VALVE
MOUNTING SCREWS
HOUSING MODULAR PACKAGE  LOW PRESSURE WARNING SWITCH 
FLIGHT CONTROL SHUTOFF VALVE (REF) 
VALVE MOTOR 
MOUNTING SCREWS (4 LOCATIONS) 
MOUNTING BOLTS (4 LOCATIONS) 
A 
VALVE CAM  VALVE 
O-RING (5 LOCATIONS) 
B 
Figure 401 Spoiler Shutoff Valve Installation 

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A
737-300/400/500MAINTENANCE MANUAL
 S 024-006
 (5)  
Remove the spoiler shutoff valve:

 (a)  
Put a container below the shutoff valve to hold the hydraulic fluid.

 (b)  
Remove the four bolts that attach the shutoff valve to the modular package housing.

 (c)  
Remove the shutoff valve from the modular package housing: 1) Lift the shutoff valve straight up.

 NOTE: You can turn the shutoff valve, a small amount, to
____ make the removal easier.
　
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