TM-9-2320-283-34-1

TRUCK TRACTOR, LINE HAUL, 50,000 GVWR, 6X4, M915A1

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE

DECEMBER 1983

TM-9-2320-283-34-1 - Page 465 of 624

TM 9-2320-283-34-1

TRANSMISSION.

3-43.

GEAR UNIT AND MAINSHAFT REPAIR (Continued).

LOCATION/ITEM

ACTION

REMARKS

C.

ASSEMBLY (Continued).

4.

Sun gear and shaft

u. Clamp item (34) in a

Use tool No.

J-28489-1.

assembly (10)

vise.

(continued).

v. Insert item (40) into the

Use tool No.

J-28489-4

newly machined bushing

and J-28489-6.

end of item (10) and

fasten them together with

item (39).

w. Insert assembled items

(10), (39), and (40) into

item (34).

x. Attach item (37) to item

(35).

CAUTION

Keep reamer and shaft assembly at full drill

speed

when

pulling it

back through the sleeve

bushing. If reamer is not rotating during retrieval, it could damage the sleeve bushing.

y. Machine item (9) while

adding cutting lubricant.

z. Check ID of two items (9)

Runout should not exceed

for runout.

.002 in.

total indicator

reading.

Surface finish

should be 30 microinch.

aa. Thoroughly clean item

(10) of chips and debris.

3-412