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 652 of 1275

TM 9-2350-311-20-1

9

10

11

12

Alternator weighs 47 lb (21.4 kg). Use care and grip firmly when removing to avoid

serious injury.

With radiator (20) separated from cooling fans (21 ), carefully remove alternator (5) and grommet (22).

NOTE

Steps 10 thru 12 must be performed each time alternator is removed.

Remove six bolts (23) and six lockwashers (24). Discard lockwashers.

Separate accessory drive housing (25) from flywheel housing (26) and remove gasket (27) and drive coupling

(28). Discard gasket.

Discard drive coupling (28) if cracked or broken, or shows sign of disintegration.

8-7

WARNING