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 640 of 828

TM 9–2350–311–20–2

17–2

17–1 GENERAL INSPECTION AND REPAIR PROCEDURES

This task covers:

Inspecting NBC System

Inspecting NBC System

The mechanic will perform a visual inspection of the NBC system during removal and disassembly. During inspection,

perform the following checks and take the indicated action if the condition exists.

WARNING

Failure to observe proper decontamination procedures can result in death. Refer to

TM 9–2350–311–10 for decontamination procedures. Only trained personnel shall perform mainte-

nance on contaminated equipment (FM 3–3 and FM 3–5).

1

Check for cracked, damaged, deteriorated, or broken hoses. Replace.

2

Check for frayed, deteriorated, or broken electrical leads. Repair.

3

Check for broken, damaged, or loose-fitting retainer straps and brackets. Replace.

4

Check for signs of shorted electrical circuits at connector assemblies. Repair lead terminals.