Direction Control Valve Replacement

TM 9-2320-363-34-1 · Chapter 11 — Winch Maintenance

This task covers: a. Removal b. Cleaning c. Inspection e. Installation

Applicable Configuration:                           References:

M916A1 and M916A2                                   TM 9-2320-363-20

Tools and Special Equipment:                        Equipment Condition:

Shop Equipment, SC 4910-95-CL-A31                   Reference              Condition Description
Tool Kit, SC 5180-90-CL-N05
                                                    TM 9-2320-363-20       Winch Hydraulic Oil Tank
Materials/Parts:                                                           Drained

Washer, Lock (3)            P/N 1395

Washer, Lock (6)            P/N 1295

Packing (3)                 P/N 76728
Packing                     P/N 0507-12-12

 1.   REMOVE SIX CAPSCREWS (1), SIX LOCK WASHERS (2), AND COVER (3). DISCARD LOCK
      WASHERS.

2. DISCONNECT FIVE HYDRAULIC HOSE ASSEMBLIES (4).

3. REMOVE THREE NUTS (5), THREE LOCK WASHERS (6), THREE CAPSCREWS (7), AND DIRECTION CONTROL VALVE (8). DISCARD LOCK WASHERS.

4. REMOVE FOUR ELBOWS (9), TEE (10), FOUR ADAPTERS (11), AND FOUR PACKINGS (12). DISCARD PACKINGS.

Use general cleaning methods to clean all parts (page 2-30).

Inspect all parts for wear or damage.

1. INSTALL FOUR NEW PACKINGS (1), FOUR ADAPTERS (2), TEE (3), AND FOUR ELBOWS (4).

2. INSTALL DIRECTION CONTROL VALVE (5), THREE CAPSCREWS (6), THREE NEW LOCK WASHERS (7), AND THREE NUTS (8).

3. CONNECT FIVE HYDRAULIC HOSE ASSEMBLIES (9).

4. INSTALL COVER (10), SIX NEW LOCK WASHERS (11), AND SIX CAPSCREWS (12).

Fill winch hydraulic oil tank (TM 9-2320-363-20).