Inter-axle differential disassembly – Spicer Tandem Drive Axles Service Manual J340-S, J380-S, J400-S, W460-S User Manual

Page 14

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INTER-AXLE DIFFERENTIAL DISASSEMBLY

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1 . Remove the inter-axle shift cylinder assembly, compress

spring and remove retainer clip. Remove spring.

2 . Screw shift fork shaft out and remove from differential

carrier.

3 . Remove inter-axle differential cover bolts

NOTE: One bolt is larger than the others and must be
replaced in the same postion.

4. Lift inter-axle differential assembly from power

divider case. Use of an overhead crane or hoist is
recommended.

5. Remove input flanged hex nut.

NOTE: Use of torque multiplier is recommended as torque
specification on the input nut is 900-1,200 Lb-Ft (1,220-
1,627 N-m).

6 . Remove input yoke using suitable puller. See Figure 8.
7. Lift off inter-axle differential cover housing.
8 . Remove bearing cup and shims from inter-axle differential

housing. Retain shims for possible use during reassembly

9 . To remove spiral snap ring, use a small bladed screw-

driver. Insert tip into slot of snap ring and lift away from
case. Apply pressure under snap ring and lift away from
case. Apply pressure under snap ring and rotate around
case until snap ring is free.

Fill Plug

Inter-Axle Differential
Cover Bolt
(75-90 Lb-Ft)
(102-122N-m)

Shim (Selective)

Inter-Axle Differential Case
Assembly

Input Bearing Cup

Input Bearing Cone

Pinion Oil Seal

Inter-Axle Differential Cover

Flanged Hex Nut
(900-1,200 Lb-Ft)
(1,220-1,627N-m)

End Yoke
Assembly

Inter-Axle Differential Rear Bearing

Spiral Snap Ring

10 .Remove ball bearing from inter-axle differential case using

a suitable puller.

11. Match mark differential case halves to assure correct

alignment upon reassembly. Remove differential case
bolts and separate case halves.

12. Remove pinion mates, front and rear side gears, cross

shaft, and thrust washers.

13. If tapered roller bearing is to be replaced, remove

bearing using a suitable puller. See Figure 9.

Inter-axle Differential Disassembly Complete

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