2006 Yamaha Motorsports SXViper Mountain Owners Manual - Page 59
2006 Yamaha Motorsports SXViper Mountain Manual
Page 59 highlights
ESU01502 Adjusting the carburetors CAUTION: @ G G @ Be sure to have a Yamaha dealer make this adjustment. Make sure that the carburetor silencer is installed before running to prevent engine damage. Under some operating conditions, the carburetor settings may have to be changed due to air temperature changes, elevation changes, use of oxygenated fuels (gasohol), etc. These settings should be made by a Yamaha dealer. CAUTION: @ The drive chain gears and V-belt clutch should be adjusted when operating at altitudes above 900 m (3,000 ft). Consult a Yamaha dealer. @ NOTE: @ The following settings apply to each carburetor. @ Adjusting a pilot screw Turn the pilot screw in or out to adjust the low speed tuning. Standard pilot screw position: 1 7/8 turns out from the seated position. CD-02E Pilot screw 1 Mixture Lean Rich Condition Warm weather High altitude Cold weather Low altitude Turn in Turn out 8-7