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 754 of 828
TM 9--2350--311--20--2
B--6
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
0202010402
VARIABLE RECOIL
SERVICE
0.4
ASSEMBLY
INSPECT
0.5
4
REPAIR
8.0
3--6
020201040204
BUFFER ASSEMBLY
INSPECT
0.5
4, 9
REPLACE
2.0
3, 4
REPAIR
3.0
3, 4
020201040205
ACTUATOR ASSEMBLY
REPLACE
4.0
4--6
REPAIR
4.0
3--6
020201040206
CRADLE ASSEMBLY
REPLACE
**
REPAIR
**
020202
ACCUMULATOR
SERVICE
0.5
0.2
10
ASSEMBLY
REPLACE
1.5
4, 9
(REPLENISHER)
REPAIR
0.2
2.0
4, 9
03
CAB HYDRAULICS
0301
GAGE ASSEMBLY
REPLACE
0.5
4, 6
REPAIR
0.5
4, 6
0302
POWER PACK ASSEMBLY
TEST
0.5
SERVICE
0.2
0.5
4, 11, 12
REPLACE
3.0
4, 13
REPAIR
3.0
4, 13
030202
MOTOR ASSEMBLY
REPLACE
3.5
4, 13
REPAIR
**
030203
COVER ASSEMBLY
REPLACE
2.0
4
REPAIR
2.5
4
030204
FILTER ASSEMBLY*
SERVICE
2.0
4, 13
REPLACE
3.0
4, 13
REPAIR
3.5
4, 13
030204
BODY ASSEMBLY***
SERVICE
2.0
REPLACE
3.0
REPAIR
3.5
0303
BY--PASS VALVE
REPLACE
0.5
4, 6
ASSEMBLY
REPAIR
0.5
4, 6
030301
BODY ASSEMBLY
REPLACE
0.5
4
REPAIR
0.5
4
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