Adjusting the Engine Idle Speed
1. Starttheenginebyfollowingthe
procedures described on the preceding
pages.
2. Run the engine at idle speed until
operatingtemperatureisreached(2-3
minutes).
3. Useascrewdrivertoadjusttheengine
idlespeedto2300-2500r/min.
Turn the idle screw clockwise to increase engine
idle speed.
Turn the idle screw counterclockwise to decrease
engine idle speed.
IMPORTANT !
Machinetubesandintakecovermustbeinstalledwhileadjustingengineidle!Engineidlespeedwillalsobe
aected if either the intake cover or machine tubes are blocked, damaged or incorrectly installed!
IMPORTANT !
If the engine continues to run with the ignition switch in the “OFF” position, stop the engine by pulling the
choke control out to the fully closed position.
Acleanandunrestrictedairowisessentialtoyourmachine’sengineperformanceanddurability!Before
attemptinganycarburetoradjustments,inspectandcleantheengineaircleanerasdescribedonpage11of
this manual.