TM-9-2350-277-20-2

CARRIER M113A3, M577A3, M1059A3, M1064A3, M1068A3 AND M58

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL VOLUME 2 OF 6

TM-9-2350-277-20-2 - Page 625 of 783

TM 9-2350-277-20-2

ADJUST VENTILATING FAN DRIVE BELT — Continued

0242 00

4.

Place yardstick (5) on pulleys (6) and (7).

5.

Place tensiometer (3) on belt (1) at midspan and at right angle to belt.

6.

Press on top of tensiometer (3) until lower o-ring (2) aligns with yardstick (5). Remove tensiometer.

7.

Take tensiometer reading at point where upper o-ring (4) stopped. Reading must be 12-15 lbs (5-7 kg).

8.

To change belt tension, loosen locknut (8) and adjust fan idler adjusting nut (9) to obtain tension required. Tighten

locknut.

0242 00-2

Change

4