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 527 of 1275

TM 9-2350-311 -20-1

5-3 OIL COOLER HOSES — CONTINUED

a. Removal — Continued

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4

5

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7

Remove strap (3) from hoses (4 and 5) (M109A4/M109A5). Discard strap.

Loosen two nuts (6) to disconnect hoses (4 and 5).

Remove four screws (7) and four Iockwashers (8). Discard Iockwashers.

Remove split flange (9), preformed packing (10), and hose (4) from front of engine oil cooler. Discard

preformed packing.

Remove four screws (11) and four Iockwashers (12). Discard Iockwashers.

Remove split flange (13), preformed packing (14), and hose (5) from rear of engine oil cooler. Discard

preformed packing.

5-6