Content Source: 2020 PRO XD Diesel Owner’s Manual (9930999 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

Filter Systems

Air Filter Replacement

Inspect the air filter at the intervals outlined in the Periodic Maintenance Chart. In extremely dusty conditions, air filter replacement will be required more often.

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  1. Locate the air filter on the left side of the unit.
  2. Release the two airbox cover latches.Image
  3. Remove the cover to access the air filter element .Image
  4. Inspect the airbox for oil or water deposits. Wipe away any deposits with a clean shop towel.
    IMPORTANT

    If the filter has been soaked with fuel or oil it must be replaced.

    DO NOT attempt to clean the air filter.
  5. Place the air filter into the airbox. Reposition the airbox cover and install the two retaining latches.
    NOTICE

    Make sure the hinge pins are properly seated when reassembling the airbox

Spark Arrester

WARNING
  • Never operate the vehicle without the spark arrester.
  • Remove any combustible materials from the area.
Failure to heed the following warnings while servicing the spark arrestor could result in serious injury or death.
  • Never run the engine in an enclosed area. Exhaust contains poisonous carbon monoxide gas that can cause loss of consciousness or death in a very short time.
  • Do NOT perform service on the spark arrester while the system is HOT. Exhaust system temperatures can reach extreme temperatures. Allow components to cool sufficiently before proceeding.
  • Do not stand behind or in front of the vehicle while purging the exhaust system.
  • Never go under the vehicle while it is inclined.
  • Wear eye protection and gloves while servicing.
Use the following procedure to periodically purge accumulated carbon from the exhaust pipe.
  1. Turn off engine and allow exhaust to cool sufficiently.
  2. Remove the spark arrester from the tailpipe of the muffler.
  3. Remove any debris from spark arrester and the tailpipe.
  4. Inspect spark arrester for holes in mesh screen. Replace as needed.
  5. Replace spark arrester and torque bolt to specification.
    TORQUE
    5.6 N⋅m (4 ft-lbs)

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