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 158 of 828
TM 9–2350–311–20–2
3–47
ELEVATING CIRCUIT
ELEVATION
CONTROL SWITCH
CAB POWER
SWITCH
623
100
623
SELECTOR
VALVE
ASSEMBLY
SOLENOID
CIRCUIT
BREAKER
GUNNER’S SELECTOR
SWITCH BOX
ASSEMBLY
CONTACT ARM
ASSEMBLY
WIRE 623
SELECTOR VALVE
ASSEMBLY SOLENOID
GUNNER’S
SELECTOR SWITCH
BOX ASSEMBLY
PICTORIAL VIEW
ELECTRICAL DIAGRAM
TO COLLIMATOR
BLOCK DIAGRAM
GUNNER’S SELECTOR
SWITCH BOX
ASSEMBLY
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