2
9929422 R02 - 2017-2019 ACE 900 Service Manual
© Copyright Polaris Industries Inc.
2.25
SPARK ARRESTOR SERVICE
The spark arrestor should be periodically cleaned to
remove accumulated carbon. A plugged spark arrestor
will affect engine performance. Replace a cracked or
damaged spark arrestor before running the vehicle.
1. Remove the spark arrestor retaining fasteners
q
.
2. Remove the arrestor from the end of the muffler.
3. Use a non-synthetic brush to clean the screen
w
on
the arrestor. If necessary, blow debris from the screen
with compressed air.
4. Inspect the screen for wear and damage. Replace if
damaged.
5. Reinstall the spark arrestor. Torque fasteners to
specification.
TORQUE
Spark Arrestor Screw
8 ft-lbs (11 Nm)
MAINTENANCE