2002 Yamaha Motorsports VK 540 lll Owners Manual - Page 48
2002 Yamaha Motorsports VK 540 lll Manual
Page 48 highlights
ESU00152 CARBURETOR ADJUSTMENT CAUTION: • • Be sure this adjustment is serviced by a Yamaha dealer. Be sure the carburetor silencer is installed during running to prevent engine damage. Under some operating conditions the carburator setting may have to be changed due to air temperature changes, elevation changes, use of alcohol oxygenated fuels, etc. and should be done by an authorized Yamaha dealer. CAUTION: The drive chain gears and V-belt clutch should be adjusted when operating over 900 m (3000 ft) high altitude. Consult a Yamaha dealer. Pilot Screw Adjustment Turn the pilot screw in or out to adjust low speed tuning. Standard pilot screw position: 1 1/4 turns out from the seated position Pilot screw 804-017 Mixture Leaner Condition Warmer weather Turn in Higher altitude Colder weather Turn out Richer Lower altitude 8-7