Quantcast DIRECTIONAL CONTROL VALVE REPLACEMENT
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TM 10-3930-664-24 2-150.  DIRECTIONAL CONTROL VALVE REPLACEMENT This task covers: Removal, Cleaning, Inspection, and Installation INITIAL SETUP: Tools and Test Equipment: References: General Mechanics Tool Kit (1, App.  E) LO 10-3930-664-12 Drain Pan (10, App.  E) Vise (30, App.  E) Materials / Parts: Personnel Required: O-Ring, Item 25 (2 ea.) 2 Personnel O-Ring, Item 26 (1 ea.) O-Ring, Item 27 (2 ea.) O-Ring, Item 28 (1 ea.) O-Ring, Item 29 (1 ea.) O-Ring, Item 30 (1 ea.) O-Ring, Item 31 (1 ea.) A.  REMOVAL NOTE Place drain pan beneath hydraulic pump hoses     when     disconnecting     to     catch residual fluids. 1. TAG  AND DISCONNECT HOSE ASSEMBLIES (1,    3    THROUGH    10)    FROM    DIRECTIONAL CONTROL VALVE ASSEMBLY (2). a. Tag  and  disconnect  large  hose  assembly (I) from directional control valve  assembly (2). b. Tag  and  disconnect  hose  assemblies  (3, 4, 5, 6) from top ports of directional control valve assembly (2). c. Tag  and  disconnect  hose  assemblies  (7, 8,      9,      10)      from      bottom      ports      of directional control valve assembly (2). 2-395

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