Engine Idle Rpm Adjustment; Throttle Cable Adjustment; Air Filter - Arctic Cat 650 H1 2010 Operator's Manual

When installing the spark plug, be sure
to tighten it securely. A new spark plug
should be tightened 1/2 turn once the
washer contacts the cylinder head. A
used spark plug should be tightened 1/8
- 1/4 turn once the washer contacts the
cylinder head.
ENGINE IDLE RPM
ADJUSTMENT
 NOTE:
The idle
screw is located on the right-hand
side of the carburetor.
To adjust idle RPM:
1. Start the engine and warm it up to
normal operating temperature.
2. Turn the idle adjustment screw in
or out until the engine idles at
1250-1350 RPM.
! WARNING
Adjust the idle to the correct RPM.
Make sure the engine is at normal
operating
adjusting the idle RPM.
THROTTLE CABLE
ADJUSTMENT
ATV-0052
To adjust the throttle cable free-play:
1. Loosen the jam nut from the throt-
tle cable adjuster.
2. Slide the rubber boot away and
turn the adjuster until the throttle
lever has proper free-play of 3-6
mm (1/8-1/4 in.).
adjustment
3. Tighten the knurled nut against the
throttle cable adjuster securely;
then slide the rubber boot over the
adjuster.

AIR FILTER

The air filter inside the air filter hous-
ing must be kept clean to provide good
engine power and gas mileage. If the
ATV is used under normal conditions,
service the filter at the intervals speci-
fied. If operated in dusty, wet, or
muddy conditions, inspect and service
AF920
the filter more frequently. Use the fol-
lowing procedure to remove the filter
and inspect and/or clean it.
temperature before
ATV-0047
71