TM-9-2350-311-20-2

HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A2, M109A3, M109A4 AND M109A5

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL FOR CAB, ARMAMENT, SIGHTING AND FIRE CONTROL, ELEVATING AND TRAVERSING SYSTEMS AND ASSOCIATED COMPONENTS

DECEMBER 1993

TM-9-2350-311-20-2 - Page 683 of 828

TM 9–2350–311–20–2

18–15

l.

Disassembly of Counter Box Assembly

1

Remove machine screw (44), lockwasher (45), and electrical cover (46) from counter box assembly (47).

Discard lockwasher.

2

Remove air valve cap (48) and valve core (49) from counter box assembly (47).

m. Assembly of Counter Box Assembly

1

Install electrical cover (46), new lockwasher (45), and machine screw (44) on counter box assembly (47).

2

Install valve core (49) and air valve cap (48).

48

49

46

44

45

47