1. Ball bearing Replace the ball bearing in following cases. • In case of broken or rusty ball bearings • In case of worn or damaged ball bearings • When the ball bearings fail to turn smoothly or emit noise in rotation after transmission gear oil has been applied. 2. Transfer drive gear If the tooth face of transfer drive gear and the shaft are excessively broken or damaged, replace the transfer drive gear. 3. Measure the clearance between snap ring and inner race of ball bearing with a thickness gauge. Clearance: 0.01 — 0.15 mm (0.0004 — 0.0059 in)
If the measurement is not within specification, select a suitable snap ring and replace it.
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Installation
DisassemblyInspection
1. VISUAL INSPECTIONCheck for the following, and replace the damaged parts with new parts.• Combination switch is cracked or deformed.• Roll connector is cracked or deformed.2. UNIT INSPECTION OF ROLL CONNECTORCAUTION:• Do not rotate the roll connector to more than the specified nu ...