Idle Speed
- With transmission in Neutral and all lights and accessories off, bring engine to normal operating temperature. Connect tachometer to engine. Ensure idle speed adjusting screw is against its stop.
- Run engine at 2000-3000 RPM for about 5 seconds, then let it idle for 2 minutes. Check idle speed. Adjust idle speed to specification as indicated on Emission Tune-Up Decal in engine compartment. Use idle speed adjustment screw on side of pump for adjustment.