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 344 of 828
TM 9–2350–311–20–2
6–28
6–10 ACCUMULATOR ASSEMBLY (MAIN)
This task covers:
a.
Testing
b.
Service
INITIAL SETUP
Tools
Artillery and turret mechanic’s tool kit
(SC 5180–95–CL–A12)
Equipment Condition
CAB POWER switch to ON (TM 9–2350–311–10)
Vehicle MASTER switch to ON (TM 9–2350–311–10)
a.
Testing
NOTE
Testing should be done at a temperature of 60
°
F to 125
°
F (15.6
°
C to 51.7
°
C) with vehicle on level
ground if possible.
1
Check pressure gage (1). Normal range is 925 to 1225 psi (6378 to 8446 kPa).
2
Move traversing lock handle (2) to the LOCKED position or place cannon tube in travel lock.
3
Turn MASTER switch (3) and CAB POWER switch (4) to OFF.
4
Disconnect wire 645 (5) at pressure switch (6) or at quick-disconnect (7) near pressure switch.
5
Turn TRAVERSE CONTROL switch (8) to MANUAL position.
6
Turn MASTER switch (3) and CAB POWER switch (4) to ON.
2
1
9
5
6
7
10
5
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