TM-5-3805-254-34

TRUCK, DUMP, 20 TON, 6X4, ON-OFF HIGHWAY 71,000 GVW

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL

MARCH 1993

TM-5-3805-254-34 - Page 320 of 727

TM 5-3805-254-34

6-40.

GEAR UNIT REPAIR (Con’t).

NOTE

Perform steps 2 through 6 to assemble REAR planetary carrier.

2.

Install roller bearing (39) into each of four pinion gears (38).

NOTE

For easier assembly, planetary pins may be cooled and rear planetary carrier may be heated.

3.

Position one pinion gear (38), two steel washers (36), and two bronze washers (37) into rear planetary carrier (35)

and press in one new planetary pin (40).

Install end of pinion pin to 0.47-0.48 in.

(11.938-12.192 mm).

4.

While supporting planetary pin (40) on 0.812 in.

(20.625 mm) diameter anvil, swage each end of pinion pin in

eight places using suitable punch.

After swaging, pinion gear (38) must freely rotate.

5.

Measure end play of pinion gear (38) on planetary pin (40).

End play must be 0.008-0.031 In.

(0.203-0.787 mm).

6.

Repeat steps 3 through 5 for three remaining pinion gears (38).

TA703909

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