Yamaha VK10FH 2017 Professional II Owner's Manual

The Yamaha VK10FH 2017 Professional II requires unleaded gasoline with a minimum octane rating of 87.
It's recommended to change the engine oil every 1,000 miles or at the start of each season, whichever comes first.
To store your Yamaha VK10FH, clean it thoroughly, stabilize the fuel, disconnect the battery, and cover it with a breathable cover.
Check the fuel level, ensure the battery is charged, inspect the spark plugs, and verify that the kill switch is in the 'Run' position.
Inspect for obstructions, check the track tension, and ensure that the drive belt is not worn out or damaged.
To adjust the track tension, elevate the rear end, loosen the rear axle bolts, and adjust the tension bolts evenly until the proper tension is achieved.
Check fluid levels, inspect brakes and throttle operation, ensure the track is free of debris, and verify that all lights are functioning.
Remove the belt guard, release tension on the secondary clutch, slide the old belt off, and install the new belt ensuring proper alignment.
The recommended spark plug for the Yamaha VK10FH 2017 is NGK BR9ES.
Maintain proper tire pressure, reduce idling time, ensure regular maintenance, and avoid carrying unnecessary weight.