TM-9-2350-311-34-2

CAB, ARMAMENT, SIGHTING AND FIRE CONTROL, ELEVATING AND TRAVERSING SYSTEMS AND ASSOCIATED COMPONENTS HOWITZER, MEDIUM, SELF-PROPELLED, 155MM

TECHNICAL MANUAL; DIRECT AND GENERAL SUPPORT MAINTENANCE MANUAL

SEPTEMBER 1994

TM-9-2350-311-34-2 - Page 491 of 552

TM 9-2350-311-34-2

e. Installation

1 Install new preformed packing (10) in groove on pin and bearing (1).

2 Install new preformed packing (11) in groove in face of housing assembly (9).

3 Install relief valve plate (8) on housing assembly (9). Secure by installing four plain nuts (6) on four studs (7).

Torque plain nuts to 18-20 Ib-ft (24-27 N·m).

4 Secure four plain nuts (6) and two plugs (12) of safety relief valve assembly (2) with one continuous length

of new Iockwire (5).

5 Install a 1/4 - 20 x 2 inch long machine bolt in pin and bearing (1). Pull out on screw to compress safety re-

lief valve assembly (2) helical compression spring (3) and install new relief valve washer (4).

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