TM-9-2350-238-34-2

CRANE (CAB) COMPONENTS, RECOVERY VEHICLE, FULL TRACKED: LIGHT, ARMORED, M578

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL

APRIL 1992

TM-9-2350-238-34-2 - Page 204 of 327

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Adjust pressure for boom winch pressure

relief valve (2) to between 1525 and

1675 psi (10,515 and 11,549 kPa) by

turning screw (8) counterclockwise to

decrease pressure or clockwise to in-

crease pressure.

When correct pressure adjustment is ob-

tained, tighten nut (6).

If correct pressure adjustment cannot be

obtained, replace boom winch pressure

relief valve (2). Refer to page 2-154.

Turn off hydraulic system. Refer to TM

9-2350-238-10.

Push in BOOM WINCH BRAKE

PRESSURE SELECTOR knob (5).

Disconnect oil pressure tester from boom

winch pressure relief valve (2).

Slowly pull BOOM WINCH control handle

(7) to RAISE to remove air trapped in

boom winch pressure relief valve (2).

Install spring cap (1).

TM 9-2350-238-34-2

OIL PRESSURE

TESTER

2-191