Yamaha YFM25RY Raptor 250 2009 Owner's Manual
![Yamaha YFM25RY Raptor 250 2009 manual cover](/images/d96825c8beeb8224d5041af8/thumbs/thumb175x175.webp)
The recommended oil type for the Yamaha YFM25RY Raptor 250 2009 is SAE 10W-40, API Service SE, SF, SG, or higher.
It is advisable to change the oil every 20 hours of riding or every 6 months, whichever comes first. Always refer to the owner's manual for specific intervals.
The recommended tire pressure for the front tires is 4 psi and for the rear tires is 4 psi. It is important to check the pressure regularly to ensure optimum performance and safety.
If your Raptor 250 is having trouble starting, check the battery charge, inspect the spark plug for wear or damage, and ensure the fuel supply is not obstructed. Also, verify that the engine kill switch is in the correct position.
Regular maintenance includes checking and replacing the oil, inspecting the air filter, adjusting the chain tension, checking brake pads and fluid, and ensuring all nuts and bolts are secure.
To adjust the chain tension, locate the chain adjusters on the rear axle. Loosen the axle nut, adjust the chain tensioners evenly on both sides, and ensure the correct slack before tightening the axle nut again.
Overheating could be due to low coolant levels, a clogged radiator, or a malfunctioning fan. Check these components and ensure proper airflow around the engine.
Remove the air filter from the airbox, wash it with a mild detergent and warm water, rinse thoroughly, allow it to dry completely, then apply a light coat of air filter oil before reinstalling.
Use a high-quality ethylene glycol antifreeze containing corrosion inhibitors for aluminum engines. Refer to the owner's manual for specific recommendations and mixing ratios.
To replace the spark plug, remove the spark plug cap, use a spark plug wrench to unscrew the old plug, install the new plug by hand to prevent cross-threading, and then tighten with the wrench. Ensure the plug is properly gapped.