S 014-023
(1)
Remove the electrical connector from the solenoid valve (Fig. 402).
S 024-024
(2)
Remove the solenoid valve:
(a)
Remove the four bolts from the solenoid valve.
(b)
Remove the solenoid valve and the seal plate from the control valve.
TASK 27-51-79-404-031
5. Flap Load Limiter Solenoid Valve Installation
_____________________________________________
A. Consumable Materials
(1)
D00196 Hydraulic Fluid - BMS 3-11
(2)
D00567 Skydrol Assembly Lube - MCS352
B.
References
(1)
27-51-00/201, Trailing Edge Flap Systems
(2)
27-51-79/501, Trailing Edge Flap Control Valve
C.
Access
(1)
Location Zone
217 Right Main Wheel Well
D.
Procedure
S 424-025
(1)
Install the solenoid valve (Fig. 402):
(a)
Apply the hydraulic fluid or the assembly lube to the O-ring.
(b)
Put the valve and the seal plate in their position on the control valve.
(c)
Install the four bolts.
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A 737-300/400/500MAINTENANCE MANUAL
(d) (e) Tighten the bolts to 25-35 pound-inches.Install the lockwire on the bolts.
(2) S 434-026Connect the electrical connector to the solenoid valve.
(3) S 864-027Do this task: "Hydraulic System B Pressurization" (Ref 27-51-00/201).
(4) S 614-028Examine the solenoid valve for leaks.
(5) S 724-029Do this task: "Functional Test - Flap Load Limiter Solenoid Valve" (Ref 27-51-79/501).
(6) S 864-030Do this task: "Hydraulic System B Depressurization" (Ref 27-51-00/201).
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A
737-300/400/500MAINTENANCE MANUAL
TRAILING EDGE FLAP CONTROL VALVE - ADJUSTMENT/TEST
__________________________________________________
1. General_______
A. There are two tasks in this procedure. There is an adjustment of the trailing edge flap control valve (referred to as the control valve). There is also a functional test of the flap load limiter solenoid valve (referred to as the solenoid valve).
TASK 27-51-79-825-001
2. Trailing Edge Flap Control Valve Adjustment___________________________________________
A. Special Tools and Equipment
(1) Rig Pin (F-1) - 0.311 +0.000/-0.002 inch diameter, 3.40 |0.06 inches long (MS20392-4)
NOTE: The rig pin is a part of the kit F70207-69, -78, or -83.
____
B. References
(1)
27-51-00/201, Trailing Edge Flap Systems
C.
Access
(1)
Location Zone
217 Right Main Wheel Well
D.
Prepare for the Adjustment
S 865-002
(1)
Do this task: "Hydraulic System B Pressurization"
(Ref 27-51-00/201).
S 865-044
(2)
Put the flap control lever in the 40-unit detent.
(3)
Put the flap control lever in the UP detent.
S 865-004
(4)
Stop for 2 minutes, then do this task: "Hydraulic System B Depressurization" (AMM 27-51-00/201).
S 015-005
(5)
Remove the lower pan from the flap control unit (Fig. 501).
E.
Adjust the Control Valve
S 865-003
S 225-006
(1) Make sure the valve slide and the index surface of the trailing edge flap control valve align in the limit of |0.010 inch.
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