TM-9-2350-358-BD
HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A6
TECHNICAL MANUAL; OPERATOR’S, UNIT, AND DIRECT SUPPORT SUPPORT MAINTENANCE
MARCH 1994
TM-9-2350-358-BD - Page 330 of 343
TM 9-2350-358-BD
REPAIR PROCEDURE - CONTINUED
Para
ELECTRICAL SYSTEM
Starter Switch, Inoperative .
.....................................................................................................................................
7-6
Brush, Electrical, Motor Generator, Worn .
..............................................................................................................
7-7
Switch, Relay, Oil
Pressure Activated, Air Cleaner and Generator System, Inoperative.
.......................................
7-9
Switch, Master, Inoperative.
....................................................................................................................................
7-10
Switch, Neutral, Safety, Inoperative .
.......................................................................................................................
7-11
Relay, Starter Protection, Inoperative.
.....................................................................................................................
7-13
Relay, Generator/Fuel Pumps, Inoperative.
............................................................................................................
7-14
Relay, Hydraulic Pump Motor, Inoperative.
.............................................................................................................
7-15
POWERTRAIN / STEERING
Sprocket and Hub Assembly Bolts, Sheared, Option 1.
..........................................................................................
8-11
BRAKES
Brakes, Service, Locked.
.........................................................................................................................................
9-6
WHEELS AND TRACKS
Roadwheel Arm Hub, Damaged, Option 1.
.............................................................................................................
10-6
Track Adjuster, Damaged, Option 1,3.
....................................................................................................................
10-11
Idler Wheels, Damaged.
..........................................................................................................................................
10-12
Drive Sprocket Bolts Sheared Off, Option 1.
...........................................................................................................
10-14
Track Damage, Short Tracking .
..............................................................................................................................
10-19
HYDRAULIC SYSTEM
Hydraulic Tube and Hose Repairs (Low Pressure) Option 1,3, 4 .
..........................................................................
11-10
Hydraulic Tube and Hose Repairs (High Pressure) .
...............................................................................................
11-11
Bypass Failed Component, Option 1, 2, 3, 4, 5.
......................................................................................................
11-15
COMMUNICATIONS
Antenna Damaged or Missing.
................................................................................................................................
13-8
Coaxial Cable Repair.
..............................................................................................................................................
13-9
Intercommunications Cable Repair .
........................................................................................................................
13-10
Intercom System Inoperative.
..................................................................................................................................
13-14
E-2
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