Polaris 2007 Sportsman 450 EFI, Service Manual

Page: 38 / 406

2.18
MAINTENANCE
Spark Plug
1. Remove spark plug high tension lead. Clean plug area so
no dirt and debris can fall into engine when plug is
removed.
2. Remove spark plug.
3. Inspect electrodes for wear and carbon buildup. Look for a
sharp outer edge with no rounding or erosion of the
electrodes.
4. Clean with electrical contact cleaner or a glass bead spark
plug cleaner only.
CAUTION: A wire brush or coated
abrasive should not be used.
5. Measure gap with a wire gauge. Refer to specifications for
proper spark plug type and gap. Adjust gap if necessary by
bending the side electrode carefully.
6. If necessary, replace spark plug with proper type.
7. Apply a small amount of anti-seize compound to the spark
plug threads.
8. Install spark plug and torque to specification.
Active Descent Control (ADC) Reservoir
Level
The Active Descent Control reservoir (DELUXE Models Only)
is located by the radiator fill cap. Check the level and verify it
is between the ‘MAX’ and ‘MIN’ lines. Add only Polaris ADC
fluid when required.
Battery Maintenance
Complete battery servicing information for both conventinoal
and sealed batteries can be found in Chapter 10 of this
manual.
NOTE: Expected battery shelf life is 6-8 months
depending on storage conditions. As a general rule
before placing the battery into service, check the
battery condition and charge accordingly.
CAUTION
Severe engine damage may occur if the incorrect
spark plug is used.
= T
Recommended Spark Plug
Refer to the Specifications page in
Chapter 1 for spark plug type.
Spark Plug Torque: 14 Ft. Lbs. (19 Nm)
Spark Plug Gap
.036” (0.9 mm)
WARNING
Battery electrolyte is poisonous. It contains sulfuric
acid. Serious burns can result from contact with
skin, eyes or clothing. Antidote:
External: Flush with water.
Internal: Drink large quantities of water or milk.
Follow with milk of magnesia, beaten egg, or
vegetable oil. Call physician immediately.
Eyes: Flush with water for 15 minutes and get
prompt medical attention.
Batteries produce explosive gases. Keep sparks,
flame, cigarettes, etc. away. Ventilate when
charging or using in an enclosed space. Always
shield eyes when working near batteries.
KEEP OUT OF REACH OF CHILDREN.