TM-9-2350-277-20-4

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

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL VOLUME 4 OF 6

TM-9-2350-277-20-4 - Page 284 of 861

TM 9-2350-277-20-4

REPLACE MORTAR HATCH EXTERIOR CATCHES AND BUMPERS (M1064A3 ONLY) —

Continued

0480 00

ADJUSTMENT

1.

Adjust LEFT and CENTER exterior latches as follows:

a.

Open hatch sections.

b.

Loosen screws (1). Move latch bolt bracket (2) to get 5/8 in (16 mm) between end of bracket (2) and edge of

catch (3).

c.

If above adjustment cannot be made, loosen screws (4) and move catch (3) to get above measurement.

d.

Remove or install shims (5) between bumper (6) and hull so that tee head bolt (7) protrudes into catch (3) a distance

of 3/8 to 13/16 in (10 to 21 mm) with center door section ﬁrmly against bumper.

e.

Tighten screws (1) on bracket (2).

f.

TIGHTEN SCREWS (4) ON CATCH (3) AND TORQUE TO 360-420 LB-IN (41-47 N

m).

0480 00-5