Yamaha WR25RH, WR25RHC WR250R 2017 Owner's Manual
![Yamaha WR25RH, WR25RHC WR250R 2017 manual cover](/images/dbc2ee5c1a02490de07b3f3d/thumbs/thumb175x175.webp)
To change the oil, warm up the engine, place the bike on a stand, remove the drain bolt, and let the oil drain. Replace the oil filter, reinstall the drain bolt, and refill with the recommended oil.
The recommended tire pressure is 22 psi for the front tire and 25 psi for the rear tire. Adjust based on riding conditions.
Check the battery charge, ensure the fuel valve is open, inspect the spark plug, and verify the kill switch is in the correct position.
Clean the air filter every 3,000 miles or more frequently if riding in dusty conditions. Use a mild detergent and ensure it's completely dry before reinstalling.
The recommended spark plug for the WR250R 2017 is NGK CR9EK. Always check the gap before installation.
To adjust the chain tension, place the bike on a stand, loosen the axle nut, adjust the chain adjusters to achieve the proper slack, and retighten the axle nut.
Use a high-quality ethylene glycol antifreeze with corrosion inhibitors specifically designed for aluminum engines.
Adjust the preload and damping settings according to your weight and riding style. Consider upgrading to aftermarket suspension components for enhanced performance.
Routine maintenance includes oil changes every 3,000 miles, valve clearance checks every 26,600 miles, and regular inspections of brakes, tires, and fluid levels.
Remove the caliper bolts, slide out the old pads, retract the caliper pistons, insert new pads, and reinstall the caliper. Check brake fluid level and test brakes before riding.