2011 Yamaha Motorsports RS Vector LTX GT Owners Manual - Page 125
2011 Yamaha Motorsports RS Vector LTX GT Manual
Page 125 highlights
Troubleshooting Engine power is low G G G G G G Low coolant temperature indicator light is flashing: Warm engine up. Faulty spark plugs: Clean or replace spark plugs. RST90: Incorrect carburetor jetting for altitude or temperature: Ask a Yamaha dealer to check. Improper fuel flow: See "Engine turns over but does not start-Fuel system" above. Incorrect V-belt clutch settings for altitude or conditions: Ask a Yamaha dealer to check. Loose or broken engine mount(s): Ask a Yamaha dealer to check. Oily or dirty V-belt or primary and secondary sheave assembly surfaces: Clean. Problem with driveline: See "V-belt twists" above. V-belt slips or becomes extremely hot G G Engine does not upshift or downshift properly or engages harshly G G Engine constantly backfires or misfires G G G G Faulty spark plugs: Replace spark plugs. Clogged fuel system: See "Engine turns over but does not start-Fuel system" above. Malfunctioning T.O.R.S.: See "Engine turns over but does not start-Electrical system" above. Insufficient coolant: Add coolant. Air in cooling system: Bleed cooling system or ask a Yamaha dealer to check. Leaking coolant: Ask a Yamaha dealer to check. Malfunctioning V-belt clutch: Ask a Yamaha dealer to check. Drive track does not move: Foreign object is caught in drive track, or slide runners have melted to slide metal due to lack of lubrication. Tight, loose, or broken drive chain: Ask a Yamaha dealer to check. Improper V-belt: Replace with correct Vbelt. Incorrect V-belt clutch offset: Ask a Yamaha dealer to check. G Worn or damaged V-belt: Replace V-belt or ask a Yamaha dealer to check. Incorrect V-belt clutch settings for altitude or conditions: Ask a Yamaha dealer to check. Worn or sticking primary sheave assembly: Ask a Yamaha dealer to check. Worn or sticking secondary sheave assembly: Ask a Yamaha dealer to check. Noise or excessive vibration in drive chain and sprockets G Engine overheats G G G G G G Snowmobile does not move G G Broken V-belt clutch components: Ask a Yamaha dealer to check. Worn or damaged bearings: Ask a Yamaha dealer to check. Worn or damaged V-belt with flat spots: Replace. Worn or damaged idler wheels or shafts: Ask a Yamaha dealer to check. Worn or damaged drive track: Ask a Yamaha dealer to check. G G V-belt twists G G 119