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 758 of 828
TM 9--2350--311--20--2
B--10
Change 4
SECTION II. MAINTENANCE ALLOCATION CHART -- Cab Armament, Sighting and Fire
Control, Elevating And Traversing Systems And Associated Components. -- Continued
(1)
(6)
(5)
(4)
(3)
(2)
MAINTENANCE LEVEL
SUSTAINMENT
FIELD
GROUP
NUMBER
REMARKS
CODE
TOOLS AND
EQUIPMENT
REF CODE
DEPOT
GS
DS
UNIT
MAINTENANCE
FUNCTION
COMPONENT/
ASSEMBLY
D
H
F
O
C
0904
BEARING UNIT (NO--BAK)
REPLACE
1.0
4
REPAIR
1.0
3, 4
0905
GEARSHAFT
REPLACE
1.5
4
ASSEMBLY***
REPAIR
2.0
4
10
COMMANDERS CUPOLA
SERVICE
0.1
ASSEMBLY
REPLACE
2.0
4
REPAIR
4.5
4
1001
SUPPORT ASSEMBLY
SERVICE
0.1
REPLACE
0.4
4
REPAIR
0.5
4
100101
ARM, ADAPTER
REPLACE
0.2
4
ASSEMBLY
REPAIR
0.2
4
1003
CUPOLARACER
ING
REPLACE
2.0
4
REPAIR
3.0
3, 4
11
COMMANDERS SEAT
1101
SEAT ASSEMBLY
SERVICE
0.1
ADJUST
1.0
4
REPLACE
0.5
4
REPAIR
1.5
4
110101
SEAT ASSEMBLY
REPLACE
0.5
4
REPAIR
0.5
4
110102
ADJUSTER ASSEMBLY
REPLACE
0.5
4
REPAIR
1.0
4
12
DOOR AND HATCH
ASSEMBLIES
1201
DOOR ASSEMBLY,
SERVICE
0.1
GUNNER
REPLACE
0.5
4, 9
REPAIR
1.5
4, 9
1202
DOORS, SIDE
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