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 726 of 828
TM 9–2350–311–20–2
19–18
19–4 ACCUMULATOR ASSEMBLY, MAIN
This task covers:
a.
Service (Method One)
b.
Service (Method Two)
INITIAL SETUP
Tools
Artillery and turret mechanic’s tool kit
(SC 5180–95–CL–A12)
Nitrogen charging kit (item 3, Appx H)
Purging kit, fire control (item 4, Appx H)
Materials/Parts
Dry nitrogen (item 22, Appx D)
Equipment Condition
If accumulator is installed in cab:
Cab access cover removed (para
14–11)
Discharge hydraulic pressure (para 6–3)
a.
Service (Method One)
1
Remove gage (1) from nitrogen charging assembly (2).
WARNING
Accumulator contains high pressure nitrogen. Use caution when handling and working with it to
avoid injury.
2
Attach and tighten nitrogen charging assembly (2) to nitrogen cylinder (3) as shown.
1
2
3
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