Yamaha YFM5FGB, YFM5FGHB, YFM5FGPB, YFM5FGPHB Grizzly 550 2012 Manual
![Yamaha YFM5FGB, YFM5FGHB, YFM5FGPB, YFM5FGPHB Grizzly 550 2012 manual cover](/images/c31afdc6be524c5f3b9b5850/thumbs/thumb175x175.webp)
The recommended tire pressure for the Yamaha Grizzly 550 2012 is 5.0 psi for the front tires and 5.0 psi for the rear tires under normal conditions.
It is recommended to change the engine oil every 160 hours of operation or every six months, whichever comes first. Regular checks and maintenance can extend engine life.
Yamaha recommends using Yamalube 4, 10W-40 or 20W-50, depending on ambient temperature, for optimal performance and protection.
First, check the battery connections to ensure they are tight and corrosion-free. Then, inspect the fuse and replace if necessary. Lastly, verify that the ignition switch is functioning correctly.
To adjust valve clearance, remove the seat and fuel tank, then the valve covers. Rotate the engine to TDC on the compression stroke and use a feeler gauge to measure and adjust the clearance to specifications: intake 0.10-0.15mm, exhaust 0.15-0.20mm.
Regular maintenance such as changing the air filter, maintaining proper tire pressure, and ensuring the engine is properly tuned can help improve fuel efficiency.
Remove the air filter cover and take out the filter. Clean it with a mild detergent and water, rinse thoroughly, and let it dry completely before reinstalling. Apply a light coat of air filter oil before placement.
First, lift the ATV securely. Remove the wheel and then the caliper. Remove the old brake pads and install new ones, making sure they are properly seated. Reassemble the caliper and wheel, then test for proper brake function.
Stop the engine immediately and let it cool down. Check the coolant level and radiator for blockages. Ensure the fan and water pump are functioning. If the problem persists, consult a professional mechanic.
Regularly clean your ATV and apply anti-corrosion spray or wax on metal parts. Store it in a dry, sheltered area and cover it when not in use to protect it from the elements.