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SUBTASK 27-61-12-610-001
(2) If it is necessary to service the hydraulic reservoirs, do this task: Hydraulic Reservoir
Servicing, TASK 12-12-00-610-801.
SUBTASK 27-61-12-730-001
(3) Do this task: Spoiler Shutoff Valve Test, TASK 27-61-12-400-803.
------------------------- END OF TASK ---------------------------
TASK 27-61-12-000-802
4. Spoiler Shutoff Valve Motor Removal
(Figure 401)
A. General
(1) You can remove the valve motor with the valve installed in the flight controls hydraulic module.
B. References
Reference Title
32-00-01-480-801 Landing Gear Downlock Pins Installation (P/B 201)
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
EFFECTIVITY
GUN ALL 27-61-12
Page 408
Oct 10/2007
D633A101-GUN
BOEING PROPRIETARY - Copyright#Unpublished Work - See title page for details
C. Location Zones
Zone Area
133 Main Landing Gear Wheel Well, Body Station 663.75 to Body Station
727.00 - Left
134 Main Landing Gear Wheel Well, Body Station 663.75 to Body Station
727.00 - Right
211 Flight Compartment - Left
212 Flight Compartment - Right
D. Prepare for the Removal
SUBTASK 27-61-12-480-002
WARNING: MAKE SURE THE DOWNLOCK PINS ARE INSTALLED ON ALL THE LANDING GEAR.
WITHOUT THE DOWNLOCK PINS, THE LANDING GEAR COULD RETRACT AND CAUSE
INJURIES TO PERSONS AND DAMAMGE TO EQUIPMENT.
(1) If the downlock pins are not installed on all the landing gear, do this task: Landing Gear
Downlock Pins Installation, TASK 32-00-01-480-801.
SUBTASK 27-61-12-860-005
(2) Open this circuit breaker and install safety tag:
F/O Electrical System Panel, P6-2
Row Col Number Name
B 12 C00204 FLIGHT CONTROL SHUTOFF VALVES SPOILER
E. Spoiler Shutoff Valve Motor Removal
SUBTASK 27-61-12-020-002
(1) Remove the valve motor [7]:
(a) Disconnect the electrical connector [1] from the valve motor [7].
(b) Set the manual override lever on the valve motor [7] to position 2.
(c) Remove the screws [6] that attach the valve motor [7] to the housing valve assembly [12].
(d) Remove the valve motor [7] from the housing valve assembly [12].
------------------------- END OF TASK ---------------------------
TASK 27-61-12-400-802
5. Spoiler Shutoff Valve Motor Installation
(Figure 401)
A. General
(1) You can install the valve motor with the valve installed in the flight controls hydraulic module.
B. References
Reference Title
27-61-12-400-803 Spoiler Shutoff Valve Test (P/B 501)
SWPM 20-60-03 Standard Wiring Practices Manual
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
EFFECTIVITY
GUN ALL 27-61-12
Page 409
Jun 10/2007
D633A101-GUN
BOEING PROPRIETARY - Copyright#Unpublished Work - See title page for details
C. Consumable Materials
Reference Description Specification
G01912 Lockwire - Monel (0.032 In. Dia.) NASM20995N~
C32
(QQ-N-281)
G50171 Compound - Corrosion Inhibiting Compound,
Interior Application - D5026NS or ZC-026
D. Location Zones
Zone Area
133 Main Landing Gear Wheel Well, Body Station 663.75 to Body Station
727.00 - Left
134 Main Landing Gear Wheel Well, Body Station 663.75 to Body Station
727.00 - Right
211 Flight Compartment - Left
212 Flight Compartment - Right
E. Spoiler Shutoff Valve Motor Installation
SUBTASK 27-61-12-420-003
(1) Install the valve motor [7]:
(a) Make sure the manual override lever on the valve motor [7] is set to position 2.
(b) Set the valve motor [7] on the housing valve assembly [12].
(c) Engage the valve motor [7] with the valve cam.
(d) Install the four screws [6].
(e) Install the lockwire, G01912 on the screws [6].
(f) Before you connect the electrical connector [1], examine the connector for corrosion.
WARNING: DO THE STEPS BELOW IF THE AIRPLANE OPERATES AT AIRPORTS WHERE
DEICING FLUID THAT CONTAIN POTASSIUM FORMATE IS USED. ALSO DO THE
STEPS FOR ALL AIRPLANES THAT YOU FOUND CORROSION IN THE
ELECTRICAL CONNECTORS IN THE MAIN WHEEL WELL. THE ELECTRICAL
CONNECTOR IS PART OF A SYSTEM THAT IS NECESSARY FOR SAFE FLIGHT.
(g) If there was corrosion, refer to (SWPM 20-60-03) to correct the problem.
(h) Apply the D5026NS or ZC-026 compound, G50171 to the connector (SWPM 20-60-03).
(i) Connect the electrical connector [1] to the valve motor [7].
F. Put the Airplane Back to Its Usual Condition
SUBTASK 27-61-12-860-006
(1) Remove the safety tag and close this circuit breaker:
F/O Electrical System Panel, P6-2
Row Col Number Name
B 12 C00204 FLIGHT CONTROL SHUTOFF VALVES SPOILER
SUBTASK 27-61-12-730-002
(2) Do this task: Spoiler Shutoff Valve Test, TASK 27-61-12-400-803.
　
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