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 310 of 552

TM 9-2350-311-34-2

6-11 EQUILIBRATED ELEVATION MECHANISM ASSEMBLY - CONTINUED

b. Disassembly - Continued

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Remove four cap screws (39) and two machine bolts (40) from bracket assembly (32).

Remove safety relief elevation valve assembly (41) with tube coupling (42) from cannon equilibrator (37).

Remove tube coupling (42), two packing retainers (43), and two preformed packings (44). Discard packing

retainers and preformed packings.

Remove bleeder valve (2), bleeder valve (45), and two preformed packings (46) from cannon equilibrator

(37). Discard preformed packings.

NOTE

Perform step 11 for unmodified equilibrated elevation mechanism assembly or step 12 for modified

equilibrated elevation mechanism assembly.

Loosen round nut (47) with spanner wrench.

Remove two setscrews (48) and loosen round nut (49) with spanner wrench.

Remove end rod plain bearing (50) from cannon equilibrator (37).

If required for replacement, remove bearing (51) from eye (52).

Remove breather (53) from eye (52).

Remove round nut (47 or 49) from cannon equilibrator (37).

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