Kohler 30RCL / KG2204 — Check and Adjust the Drive Belt
Maintenance · Drive belt / alternator
For the Kohler 30RCL / KG2204, from the Kohler operator's manual.
Applies to: Kohler 30RCL, Kohler KG2204 / KG2204T engine
Before you start
- Rotating parts can cause severe injury. Keep hands, feet, hair, and clothing away from all moving parts.
Procedure
- Stop the engine and allow it to cool.
- Locate the drive belt.
- Inspect the drive belt for cracking, separation, cuts, or other damage; replace if abnormal.
- Check tension at the midpoint between the pulleys by applying specified pressure and measuring deflection.
- If out of specification, loosen the two alternator mounting bolts.
- Move the alternator away from the engine to increase tension; toward the engine to decrease tension.
- Tighten the two alternator mounting bolts.
- Check the drive belt tension; repeat the adjustment until within specification.
Tools required
- Belt tension gauge or straightedge and steel rule Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Applied test pressure: 98 N (22 lb.)
- Belt deflection - new: 5-7 mm (0.20-0.28 in.)
- Belt deflection - used: 7-8 mm (0.28-0.31 in.)
Full service-parts list: Kohler 30RCL →
Source: Kohler operator's manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.