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 199 of 552

TM 9-2350-311-34-2

Remove valve cap (1) from right front of recuperator cylinder (2) and loosen nut on pneumatic valve (3) two

turns to release nitrogen. Replace valve cap when recuperator cylinder has been vented completely.

Remove lockwire (4) from six cap screws (5). Remove six cap screws, cover adapter group (6), and gasket

(7) from front end of recuperator cylinder (2). Discard gasket and lockwire.

Loosen front drain plug (8) and catch hydraulic fluid in a shallow drain pan. When hydraulic fluid is drained,

tighten front drain plug.

Remove and discard cotter pin (9).

While holding shaft collar (10) with pipe wrench, remove rear slotted nut (11) from shouldered shaft (12).

Push cannon assembly out of battery about 18 inches (45.7 cm) (TM 9-2350-311-20-2).

Block cannon assembly with fabricated breech stand when working on mount components with

cannon assembly pushed out of battery. This will prevent serious injury or damage to equipment

caused by accidental elevation of the cannon assembly.

Block cannon assembly with fabricated breech stand.

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