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 219 of 552

TM 9-2350-311-34-2

15

While holding shaft collar (10) with pipe wrench, install rear slotted nut (11) on shouldered shaft (12). Slotted

nut should be tightened until slotted nut and shaft collar are just beginning to touch breech ring body (72).

16

Loosen slotted nut (11) 1/6 to 1/3 turn while alining cotter pin (9) hole in shouldered shaft (12) with slots in

slotted nut. Install new cotter pin.

17

Install new gasket (7), cover adapter group (6), six cap screws (5), and new lockwire (4) on front of

recuperator cylinder (2).

18

Install pneumatic valve (3) and new lockwire (21). Torque valve to 120 lb-in (13.56 N ·m).

19

Service recuperator assembly with hydraulic fluid (TM 9-2350-311-20-2).

20

Service recuperator assembly with nitrogen (TM 9-2350-311-20-2).

21

Install valve cap (1) to right front of recuperator cylinder (2).

Change 2 5-75