Polaris Trail Boss 9921784 - Manual (Page 63)

60
MAINTENANCE
Periodic Maintenance Chart
X Perform these procedures more often for vehicles subjected to severe use.
E Emission-Related Service
Q
Have an authorized Polaris dealer perform these services.
Item Maintenance Interval
(whichever comes first)
Remarks
Hours Calendar Miles
(Km)
E Carburetor air
intake ducts/flange
50 H 6 M 500 (800 Inspect duct for proper seal-
ing/air leaks
Drive belt 50 H 6 M 500 (800) Inspect; adjust; replace as
needed
X Engine oil change 100 H 6 M 1000 (1600) Perform a break-in oil change
at 20 hours
X Oil filter change 100 H 6 M 1000 (1600) Replace with oil change
Q
E
Valve clearance 100 H 12 M 1000 (1600) Inspect; adjust
Q
E
Fuel system/filter 100 H 12 M 1000 (1600) Check for leaks at tank cap,
lines, fuel valve, filter, pump,
carburetor; replace lines
every two years
X Engine mounts 100 H 12 M 1000 (1600) Inspect
Exhaust muffler/
pipe
100 H 12 M 1000 (1600) Inspect
Q
E
Spark plug 100 H 12 M 1000 (1600) Inspect; replace as needed
Q
E
Ignition Timing 100 H 12 M 1000 (1600) Inspect
X Wiring 100 H 12 M 1000 (1600) Inspect for wear, routing,
security; apply dielectric
grease to connectors
subjected to water, mud, etc.
Q
Clutches (drive
and driven)
100 H 12 M 1000 (1600) Inspect; clean; replace worn
parts
Q Front wheel
bearings
100 H 12 M 1000 (1600) Inspect; replace as needed
Q
Brake fluid 200 H 24 M 2000 (3200) Change every two years
Spark arrestor 300 H 36 M 3000 (4800) Clean out
Idle speed - Adjust as needed
Q
Toe adjustment - Inspect periodically; adjust
when parts are replaced
Headlight aim - Adjust as needed