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 331 of 552

TM 9-2350-311-34-2

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Position mounting bracket (18) in place on inside cab roof and secure by installing 10 cap screws (15), flat

washer (17), and cap screw (16). Torque cap screws to 225 Ib-ft (305 N·m) for mounting bracket (PN

8449198) and 110 Ib-ft (149 N·m) for mounting bracket (PN 11636277).

Secure 10 cap screws (15) and cap screw (16) with new Iockwire (14).

Install gun tube sling (4) to muzzle brake (6) of cannon assembly (7) and raise cannon assembly with hoist

(5).

NOTE

Be careful to protect machined surface of elevating piston rod from scratches and damage when

installing.

Support elevating piston rod (8) with supporting strap (9) and raise front end of equilibrated elevation mech-

anism assembly (3) toward mount inside cab.

Install headed grooved pin (13), new key washer (10), and round nut (11). Bend tabs of key washer over

round nut to lock.

Install lubrication fitting (12) if removed.

Lower cannon assembly (7) with hoist (5).

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