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 328 of 552

TM 9--2350--311--34--2

6--66

Change 3

6--11 EQUILIBRATED ELEVATION MECHANISM ASSEMBLY — CONTINUED

e. Installation

NOTE

If elevation cylinder 13008227 is received as a replacement cylinder, perform steps 1, 1A, and

1B. If not, perform step 1C.

1

Reverse position of plug (2.1) and packing (2.2) with bleeder valve (45) and packing (46). Install new

packings (2.2) and (46).

1A

Remove set screws (48), loosen and turn rear eye (5) as necessary to align with safety relief valve (1).

Install set screws (48).

1B

Install bracket assembly (32) and safety elevation relief valve (41).

2.1

2.2

2.1

RECEIVE FROM SUPPLY (M109A6 CONFIGURATION)

M109A2--A5 CONFIGURATION