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 756 of 828
TM 9--2350--311--20--2
B--8
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
03120201
PUMP, AXIAL
REPLACE
0.5
0.5
4
REPAIR
4.0
4.0
3, 4
03120202
HANDLE ASSEMBLY
REPLACE
0.2
4
REPAIR
0.7
4
031203
CONTROL ASSEMBLY
REPLACE
0.8
4
(RIGHT AND LEFT)
REPAIR
4.5
4
03120301
HANDLE ASSEMBLY
REPLACE
0.5
4
REPAIR
0.5
4
03120302
HOUSING CAM CONTROL
REPLACE
1.0
4
REPAIR
0.2
0.2
4
03120304
HARNESS, HANDLE
REPLACE
0.5
4
REPAIR
0.5
4
0313
FILTER ASSEMBLY***
INSPECT
0.2
4
REPLACE
1.0
4, 11
REPAIR
0.5
4, 11
04
RAMMER SYSTEM
INSPECT
0.3
0.3
4
SERVICE
0.1
0401
RAMMER ASSEMBLY
INSPECT
0.3
0.3
4
ADJUST
0.3
0.5
4
REPLACE
3.0
4, 9
REPAIR
2.0
6.0
6.0
3, 4, 9
040101
CYLINDER ASSEMBLY
REPLACE
2.0
4
REPAIR
4.0
3, 4
0402
VALVE ASSEMBLY
SERVICE
0.1
ACTUATING
REPLACE
1.0
4
REPAIR
1.5
4
05
CAB ELECTRICAL
(INSTALLATION)
0501
ELECTRICAL LEADS AND
TEST
1.5
4, 9, 11
HARNESS ASSEMBLIES
REPLACE
3.0
4, 9, 11
REPAIR
5.0
4, 9, 11
0502
DOME LIGHT ASSEMBLY
INSPECT
0.1
REPLACE
0.2
4
REPAIR
0.2
0.5
4
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