Content Source: 2020 Indy 120 Owner’s Manual (9929777 R01) > Maintenance Chapter

IMPORTANT

The Owner's Manual for this vehicle contains warnings, instructions and other information you must read and fully understand before safely riding or performing maintenance on this vehicle.Always follow the warnings and instructions in Owner's Manual.

Click the CONTENTS link above for the Table Of Contents, or download a full PDF of the Owner Manual in the Owner Support area of Polaris.com

Track Tension

Track adjustment is critical for proper handling. Always maintain correct tension and alignment.
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  1. Operate the snowmobile to warm up the track.
  2. Stop the engine.
  3. Support the rear of the snowmobile slightly off the ground with an appropriate snowmobile support.
  4. Hang a 10-pound (4.5 kg) weight 8 inches (20 cm) from the center of the rear idler wheel .
  5. Measure the distance between wear surface of the track clip and the plastic slider at the point where the weight is hanging. Deflection at this point should be 3/4" (19 mm).
  6. If the track tension needs adjustment , follow the procedure on Track Tension Adjustment.
    TIP
    If the rear idler wheel assembly washers are removed, be sure they are reinstalled with the domed side of the washer facing outward as shown .

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