Yamaha RS90H, RS90XTH, RS90XT75H, RS90XTLH 2017 RS Vector Owner's Manual
![Yamaha RS90H, RS90XTH, RS90XT75H, RS90XTLH 2017 RS Vector manual cover](/images/dd2680d3db3dd773e2456b0f/thumbs/thumb175x175.webp)
To perform routine maintenance on your Yamaha RS Vector, check and replace the engine oil, inspect the drive belt for wear, and ensure that the coolant is at the correct level. Additionally, lubricate the suspension and steering components and inspect the skis and tracks for any damage.
If your Yamaha RS Vector is hard to start in cold weather, ensure that the battery is fully charged. Use a fuel stabilizer to prevent fuel from gelling and check the spark plugs for proper operation. Additionally, allowing the engine to warm up properly before use can help improve cold starts.
To troubleshoot overheating issues, first check the coolant level and ensure there are no leaks in the system. Inspect the radiator and cooling fins for any obstructions. Make sure the thermostat is functioning correctly and replace it if necessary.
The Yamaha RS Vector does not use tires as it is a snowmobile; instead, focus on checking the track tension and ski alignment. Proper track tension ensures better handling and performance in snow conditions.
To adjust the suspension on your Yamaha RS Vector, locate the suspension adjustment knobs or levers. You can adjust the preload on the springs for a softer or firmer ride. Refer to the owner’s manual for detailed instructions specific to your model.
Poor fuel efficiency can be caused by several factors, including clogged air filters, incorrect fuel mixture, or worn-out spark plugs. Regular maintenance and ensuring the engine is properly tuned can help improve fuel efficiency.
Yamaha recommends using their own brand of 4-stroke snowmobile oil, Yamalube 4W, which is specifically formulated for cold weather performance. Always check your owner’s manual for the correct oil type and viscosity.
To replace the drive belt, first remove the belt guard. Loosen the tension on the secondary clutch and carefully remove the old belt. Install the new belt by wrapping it around the primary and secondary clutches, ensuring it is seated correctly. Re-tension the secondary clutch and replace the belt guard.
If the headlights are not working, check the bulb for any signs of damage and replace it if necessary. Inspect the headlight fuse and replace it if it’s blown. Additionally, verify that all electrical connections are secure and free from corrosion.
To improve traction on icy surfaces, consider installing studded tracks or carbides on the skis. Additionally, ensure that the track is properly tensioned and that the skis are in good condition. Adjusting the suspension settings for more front-end pressure can also help.