TM 9-2350-247-20-1
PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS), INCLUDING
LUBRICATION INSTRUCTIONS — Continued
0128 00
ITEM
NO.
INTERVAL
MAN-
HOUR
ITEM TO BE
CHECKED OR
SERVICED
CREWMEMBER
PROCEDURE
EQUIPMENT
NOT READY/
AVAILABLE
IF:
24
Semi-
Annual
Track
a. Torque loose track pin retaining nuts 115–135
lb-ft (156–183 N•m). Check for missing,
damaged or worn track pads or track shoes.
Torque loose retaining nuts to 135–155 lb-ft
(183–210 N•m).
Any pins/nuts
that are
cracked,
broken, bent,
stripped,
missing or
protruding.
25
Semi-
Annual
Cooling System
a. Addition of extender to antifreeze is a one time
service. When extender is added to antifreeze,
the date must be recorded in the “remarks”
block of DD Form 314. If DD Form 314
identifies the unsafe coolant as having been
extended before or the coolant as arctic
antifreeze, then the coolant must be drained and
replace with fresh coolant. See WP 0212 00 and
WP 0213 00, or WP 0214 00, as required.
b. Check coolant cleanliness by draining a small
amount of coolant into a clean container and
look for excessive rust, foreign particles, and/or
sediments.
Excessive
coolant
contamination
is found.
0128 00-34
