Polaris 120 Indy v5 Owner's Manual

Ensure the choke is engaged by pulling it out completely, and then pull the recoil starter until the engine fires. Once started, gradually push the choke back in as the engine warms up.
It's recommended to check the oil level before each use, clean the air filter every 10 hours, and perform a comprehensive inspection of the drive belt, track, and suspension every 20 hours of operation.
To adjust chain tension, locate the chain tensioner bolt under the chain guard. Loosen the lock nut, adjust the tensioner bolt to achieve the desired tension, and then tighten the lock nut securely.
Use unleaded gasoline with a minimum octane rating of 87. Avoid ethanol blends greater than 10% to prevent potential engine damage.
Engine stalling may be caused by a clogged air filter, dirty carburetor, or fuel issues. Check and clean the air filter, inspect the carburetor for debris, and ensure the fuel is fresh and properly mixed.
Remove the spark plug boot, use a spark plug socket to unscrew the old plug, and replace it with a new plug. Ensure the spark plug gap is set to 0.030 inches before installation.
Check track tension and adjust if necessary. Also, inspect the drive belt for wear and replace if needed. Ensure the track is not excessively worn or damaged.
Regular maintenance is crucial. Ensure the air filter is clean, the carburetor is tuned correctly, and the drive belt is in good condition. Consider performance upgrades like a clutch kit for enhanced performance.
Stabilize the fuel, remove the battery and store it in a cool, dry place, and raise the sled off the ground to prevent track degradation. Cover the sled to protect it from dust and moisture.
Ensure the engine is off and cool. Remove the oil dipstick, wipe it clean, reinsert it fully, and then remove it again to check the oil level. Add oil if the level is below the recommended mark.