TM-9-2350-277-10

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

TECHNICAL MANUAL; OPERATOR’S MANUAL

TM-9-2350-277-10 - Page 645 of 889

TM 9-2350-277-10

PREVENTIVE MAINTENANCE CHECKS AND SERVICES — Continued

0090 00

ITEM

NO.

INTERVAL

MAN-

HOUR

ITEM TO BE

CHECKED OR

SERVICED

CREWMEMBER

PROCEDURE

EQUIPMENT

NOT READY/

AVAILABLE

IF:

b.

Check sprocket teeth for wear. Use

profile gauge on old style drive sprockets

(T130) to measure sprocket teeth. If any

of the sprocket teeth does not extend

beyond gauge or wear indicator (on newer

sprockets), notify unit maintenance. New

style (T150) sprocket teeth have a wear

gauge as a part of the sprocket. If only one

side of sprocket shows wear, notify unit

maintenance to reverse sprocket.

c.

Check cushions for wear and damage.

If cushions appear to be moving on

sprocket hub, notify unit maintenance. If

track shoes are contacting sprocket hub

flange, a thumping sound will be heard.

Cushions should be replaced. Notify unit

maintenance.

Any sprocket

tooth fails

gauge test or

is worn to the

wear indicator.

0090 00-90

Change 5