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 222 of 552

TM 9-2350-311-34-2

5-12 VARIABLE RECOIL ASSEMBLY - CONTINUED

a. Removal - Continued

6

Measure backlash between spur gear sector (6), spur gear (7), and two sector gears (8) before removal.

(a)

(b)

(c)

Measure backlash between one sector gear (8) and spur gear sector (6). Replace if greater than 0.018

inches (0.46 mm).

Measure backlash between spur gear (7) and spur gear sector (6). Replace if greater than 0.018 inches

(0.46 mm).

Measure backlash between other sector gear (8) and spur gear sector (6) and replace if greater than

0.018 inches (0.46 mm).

7

Remove gasket (9) from variable recoil access cover (10) and discard.

NOTE

Note alinement of index arrows on spur gear sector, spur gear, and sector gears before removing

housing assembly.

8

Remove two cap screws (11), two Iockwashers (12), two flat washers (13), and two sector gears (8). Discard

lockwashers.

9

Remove four cap screws (14), four Iockwashers (15), and four flat washers (16) from variable recoil housing

(17). Discard Iockwashers.

5-78