TM-9-2350-311-20-1

HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A2, M109A3, M109A4 AND M109A5

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL FOR HULL, POWERPLANT, DRIVE CONTROLS, TRACKS, SUSPENSION, AND ASSOCIATED COMPONENTS

AUGUST 1994

TM-9-2350-311-20-1 - Page 773 of 1275

TM 9-2350-311-20-1

8-50 BULKHEAD-TO-DRIVER’S INSTRUMENT PANEL WIRING HARNESS — CONTINUED

a. Disassembly/Repair

WARNIN G

Ensure MASTER switch is OFF when working on hull electrical system to avoid

electrical shocks and bums.

1 Remove electrical tape only for sections to be disassembled.

2

Isolate and separate wiring harness branches.

3 Disassemble wiring harness branch (para 2-13) of wires to be replaced.

b. Assembly

WARNING

Ensure MASTER switch is OFF when working on hull electrical system to avoid

electrical shocks and burns.

1 Assemble wiring harness branch (para 2-13) of wires replaced.

2 Apply electrical tape as necessary for assembly.

8-51 DRIVER’S INSTRUMENT PANEL WIRING HARNESS

This task covers:

a. Removal

b. Installation

Electrical tape — black (item 62, Appx D)

Batteries disconnected (para 8-28)

Portable instrument panel removed (para 8-17)

8-128