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 762 of 828
TM 9--2350--311--20--2
B--14
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
18070102
CELL ASSEMBLY
INSPECT
0.3
**
REPAIR
0.1
**
20, 21
18070103
CELL ASSEMBLY
INSPECT
0.3
**
REPAIR
1.0
**
20, 21
180702
TELESCOPE AND
INSPECT
0.1
0.2
**
RETICLE CAGE
ADJUST
1.0
**
20
ASSEMBLY
REPAIR
6.2
**
20
18070201
CELL ASSEMBLY
INSPECT
0.3
**
REPAIR
1.0
**
20, 21
18070202
WORMSHAFT ASSEMBLY
INSPECT
0.1
REPAIR
1.0
20, 21
18070203
COVER ASSEMBLY
INSPECT
0.1
REPLACE
0.2
20
REPAIR
0.5
20
18070204
WIRING HARNESS
INSPECT
0.1
REPLACE
1.5
20, 21
REPAIR
1.0
20, 21
18070205
LEVEL ASSEMBLY
INSPECT
0.2
REPLACE
0.5
20, 21
REPAIR
1.5
20, 21,
ADJUST
0.5
20
18070206
RETICLE CAGE
ASSEMBLY
INSPECT
ADJUST
0.1
1.0
**
**
20, 34
REPLACE
1.0
**
20, 21,
REPAIR
1.5
**
20, 21
1807020601
CELL ASSEMBLY
INSPECT
**
REPLACE
**
20, 21
REPAIR
**
20, 21
180703
OBJECTIVE AND
INSPECT
0.3
**
DIAPHRAGM
ADJUST
4.0
**
20, 21
SUB--ASSEMBLY
REPAIR
9.2
**
20, 21
18070302
CELL AND HOUSING
ASSEMBLY
INSPECT
REPAIR
**
**
20, 21
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