Adjusting Engine Valve Tappet Clearance

John Deere Engine

After the first 2500 hours of operation have valve tappet clearance checked and, if necessary, adjusted by your John Deere dealer.

Cummins Engine

After every 1500 hours of operation have valve tappet clearance and fuel injection nozzles checked and, if necessary, adjusted by your Cummins dealer.

ZX013357

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