(1)  
Location Zone
 101 Control Cabin, LH
 216 Main Wheel Well, LH
 102 Control Cabin, RH
 217 Main Wheel Well, RH
 C. 
Reset the Hydraulic Fuse (Standby System)
 S 864-016
 (1) 
Make sure the flap control lever is in the FLAP UP detent.
S 864-017
 (2)  
Do this task to depressurize the standby hydraulic system: "Leading Edge Flaps and Slats Hydraulic Systems A, B and Standby Depressurization" (Ref 27-81-00/201).
 NOTE: The fuse will reset (gets open) automatically when
____ hydraulic pressure on both sides of the fuse is equalized within 5 psi for ten seconds.
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737-300/400/500MAINTENANCE MANUAL
 LEADING EDGE FLAP FLOW LIMITING VALVE - REMOVAL/INSTALLATION
____________________________________________________________
 1.  General
_______
 A.  There are three tasks in this procedure. There is a task for the removal and a task for the installation of the leading edge flap flow-limiting valve (referred to as the flow-limiting valve). The third task is a test of the flow-limiting valve.
 TASK 27-81-71-004-001
 2.  Leading Edge Flap Flow Limiting Valve Removal
_____________________________________________
 A.  References
 (1)  
27-81-00/201, Leading Edge Flap and Slat Control System
 B.  
Access
 (1)  
Location Zone
 216 Main Wheel Well, LH
 C.  
Procedure
 S 864-002
 (1)  
Release the pressure from the hydraulic systems (Ref 27-81-00/201).
S 034-004
 (2)  
Disconnect the inlet and outlet hydraulic lines from the flow-limiting valve.
S 024-003
 (3)  
Remove the flow-limiting valve (Fig. 401).##
 NOTE: If both the flow-limiting valve and the hydraulic fuse are
____ being removed, make a note of their locations before removing them.
 TASK 27-81-71-404-005
 3.  Leading Edge Flap Flow-Limiting Valve Installation
__________________________________________________
 A.  Consumable Materials
 (1)  
D00196 Fluid - Hydraulic, BMS 3-11
 (2)  
D00567 Lubricant - Skydrol Assembly Lube
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details. 
A
737-300/400/500
MAINTENANCE MANUAL
SEE A 
(REF) HYDRAULIC RESERVOIR  
LEADING EDGE FLAP VALVE FLOW-LIMITING  
LEADING EDGE FLAP AND SLAT HYDRAULIC FUSE (REF)  
FWD  HYDRAULIC PUMP (REF)  
A STANDBY SYSTEM 
Leading Edge Flap Flow Limiting Valve 
Figure 401
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F40698
A 
737-300/400/500MAINTENANCE MANUAL
 B. References
 (1)  
12-12-00/301, Hydraulic Reservoir
 C. 
Access
 (1)  
Location Zone
 216 Main Wheel Well, LH
 D. 
Procedure
 S 034-024
 (1) 
Remove the reducer from each end of the flow-limiting valve.
S 644-026
 (2) 
Lubricate the O-rings with hydraulic fluid or the assembly lube.
S 434-027
 (3)  
Install the O-rings.
S 864-022
 (4)  
Put the flow-limiting valve in its position.
(a) 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址:737-300 400 500 AMM 飞机维护手册 飞行操纵 FLIGHT CONTROLS 6(98)