Transfer Case: Disassembly
WARNING: This page is about a different variant/trim than selected.
- Using a transmission adjustable mounting arm, secure the transfer case to the bench.. Use the General Equipment: Adjustable Mounting Arm
- Using the special tool, remove and discard the pinion flange nut. Use Special Service Tool: 205-126 (T78P-4851-A) Holding Fixture, Drive Pinion Flange.
- Index mark the rear output flange and the rear output shaft for reassembly.
- Remove the output flange.. Use the General Equipment: Puller
- Remove and discard the rear output shaft seal.
- Using the special tool, remove and discard the pinion flange nut. Use Special Service Tool: 205-126 (T78P-4851-A) Holding Fixture, Drive Pinion Flange.
- Index mark the front output flange and the front output shaft for reassembly.
- Remove the front output flange.. Use the General Equipment: Puller
- Remove and discard the front output shaft seal.
- Remove the mounting bolts and the transfer case shift motor.
- Remove and discard the transfer case shift motor O-ring seal.
- Remove the input shaft seal. Use Special Service Tool: 308-375 Remover, Input Shaft Seal.. Use the General Equipment: Slide Hammer
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NOTE: The transfer case bolts are self tapping, and it is normal to find metal shavings while removing the cover.
Remove the transfer case bolts.
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NOTE: Use care not damage the field coil wire.
Using the pry bosses, separate the transfer case covers.
- Remove the dowel pins.
- Remove and discard the rear output shaft bearing circlip.
- Using the special tool with the Slide Hammer, remove the rear output shaft bearing. Use Special Service Tool: 308-047 (T77F-1102-A) Remover, Bearing Cup.. Use the General Equipment: Slide Hammer
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NOTE: The pump assembly is not repairable.
Remove the oil pump assembly.
- Remove and discard the output shaft lock hub circlip and remove the output shaft lock hub.
- Remove the transfer case synchronizer.
- Remove and discard the transfer case synchronizer criclip.
- Remove the transfer case synchronizer strut.
- Remove and discard the shift fork snap ring and remove the shift fork.
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NOTE: Remove the disengage pin from the control shift rod groove.
Remove the shift rod.
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NOTE: Remove the drive chain and sprockets as an assembly.
Remove the drive chain and sprockets.
- Remove and discard the front output shaft bearing.. Use the General Equipment: Bearing Separator. Use the General Equipment: Hydraulic Press
- Remove and discard the front output shaft bearing.. Use the General Equipment: Bearing Separator. Use the General Equipment: Hydraulic Press
- Remove the output shaft.
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NOTE: Rotate the control shift rod until the H-L shift rod assembly pin is aligned with the longitudinal groove of the control shift rod.
Remove the electric shift cam assembly.
- Remove the shift fork.
- Remove and discard the shift fork snap ring.
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NOTE: Make sure that the component is not damaged.
Remove and discard the input shaft circlip
- Remove the planet carrier.
- Remove and discard the planet carrier circlip.
- Remove the planet carrier input shaft.
- Remove and discard planet carrier input shaft bearing circlip and remove the planet carrier input shaft bearing.
- Remove and discard the ring gear circlip and remove the ring gear.
- Remove and discard the input shaft bearing circlip.
- Remove the input shaft bearing Use Special Service Tool: 308-047 (T77F-1102-A) Remover, Bearing Cup.. Use the General Equipment: Slide Hammer
- Remove the plate.
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NOTE: Clean and inspect the components of the transfer case for damage and install new components as necessary.
Clean the transfer case with solvent and dry with compressed air.