TM-5-5420-202-20-1

M60A1 CHASSIS, TRANSPORTING; FOR BRIDGE, ARMORED-VEHICLE-LAUNCHED; SCISSORING TYPE, CLASS 60

TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE MANUAL; VOLUME 1 OF 4

OCTOBER 1985

TM-5-5420-202-20-1 - Page 113 of 1020

TM 5-5420-202-20-1

Item

No.

32

Preventive Maintenance Checks and Services for M60A1 AVLB Hull-

Interval

Semiannual

Location

Item to

Check/Service

Drive Sprockets

(Left and Right

Sides)

Continued

Procedure

Move vehicle as needed to perform

sprocket checks.

Visually check that nuts for both in-

side and outside sprockets have not

backed off mounting bolts. (Each bolt

should stick out of nut about same

distance.)

Do not tighten loose nuts and bolts,

replace them. When replacing nuts

and bolts, also replace tapered bush-

ings. Lightly lubricate replacement

bolts and thread into hub through

bushings into sprocket. Tighten bolts

to 140-190 lb-ft (190-257 Nom). Tight-

en replacement nuts to 115-165 lb-ft

(156-224 N•m).

Change 4

Not Fully Mission

Capable if:

Any nuts are

missing or loose.

3-40