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 137 of 783

TM 9-2350-277-20-2

PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS), INCLUDING

LUBRICATION INSTRUCTIONS — Continued

0155 00

0155 00-117

Change 5

ITEM

NO.

INTERVAL

MAN-

HOUR

ITEM TO BE

CHECKED OR

SERVICED

CREWMEMBER

PROCEDURE

EQUIPMENT

NOT READY/

AVAILABLE

IF:

78

Semi-

Annual

.1

Commander’s

Platform (All

Except M1059A3)

a.

Check platform lock to make sure the

platform locks securely in various vertical

positions. See TM 9-2350-277-10.

Any missing,

broken, or

cracked

platform

hardware,

or vertical

locking

mechanism

failing to lock

in any position.

b.

Check that platform securing catch and

stowing catch work properly. See TM

9-2350-277-10.

79

Semi-

Annual

.1

Operator’s Seat

(M1059A3 and

M1068A3)

a.

Lubricate locking mechanism and catch as

needed with OE/HDO.

80

Semi-

Annual

Commander’s

Cupola (M113A3,

M1064A3, and

M1059A3)

a.

Replace cut, cracked, or hard cushioning

pad. Replace vision blocks that have more

than 50 percent impairment. See TM

9-2350-277-10.

b.

Replace cracked or chipped vision blocks

(WP 0490 00 or WP 0491 00).

c.

Check for smooth rotation of commander’s

cupola. Replace bearings as required.

Notify your supervisor.

d.

For the M1059A3, check bracket and

stop. Replace missing or broken parts

(WP 0499 00).