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Drive Chain Drive Sprocket and Driven Sprocket Cleaning and Inspection 4WD Transfer Case

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Drive Chain, Drive Sprocket, and Driven Sprocket Cleaning and Inspection 4WD Transfer Case

Drive Chain, Drive Sprocket, and Driven Sprocket Cleaning and Inspection

Callout

Component Name

Preliminary ProcedureInspect all components or sub-components and perform any repair procedure necessaryto fix the damage. If the damage cannot be repaired, replace the component or sub-componentas indicated.Replace any components if damage is found in this procedure. The sprockets must bereplaced as a pair.Clean all components in cleaning solvent and air dry.

1

Transfer Case Front Output Shaft Drive Sprocket Bearing Assembly

Procedure

Replace the bearings if roughness, brinelling, or pitting is detected. Refer toFront Output Shaft Drive Sprocket Bearing Replacement.

2

Transfer Case Front Output Shaft Drive Sprocket Bearing Bore

Note:If the bearing is removed, inspect for excessive wear, damage, or if the bearing hasspun in the bore.

3

Transfer Case Four Wheel Drive Clutch Housing Engagement Teeth

Note:Inspect the engagement teeth for chips or excessive wear.

4

Transfer Case Front Output Shaft Drive Sprocket

Note:

Inspect for chipped teeth, excessively worn gear surfaces, and debris embedded inthe root of the teeth.Witness marks at the location of the chain is normal.

5

Transfer Case Front Output Shaft Driven Sprocket

Note:

Inspect for chipped teeth, excessively worn gear surfaces, and debris embedded inthe root of the teeth.Witness marks at the location of the chain is normal.

6

Transfer Case Front Output Shaft Drive Chain Assembly

Note:Inspect for loose link pins, binding or stiff links, debris embedded in the links,or worn teeth surfaces.

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