2-9
2
Adjusting Engine
RPM (Idle)
To properly adjust the idle RPM, a tachometer is nec-
essary. To adjust idle RPM, use the following proce-
dure.
NOTE: The idle adjustment screw is located on
the right-hand side of the carburetor.
1. With the transmission in neutral, start the engine
and warm it up to normal operating temperature.
2. Turn the idle adjustment screw clockwise one turn
past the recommended RPM setting; then turn it
counterclockwise to 1250-1350 RPM.
AF920D
Engine/Transmission
Oil - Filter - Strainer
OIL - FILTER
The engine should always be warm when the oil is
changed so the oil will drain easily and completely.
1. Park the ATV on level ground.
2. Remove the seat and left-side engine cover.
3. Remove the oil level stick/filler plug.
KC0051A
4. Remove the drain plug from the bottom of the
engine and drain the oil into a drain pan.
733-441A
5. Remove the oil filter plug from the filter mounting
boss (located on the front side of the transmission
case) and allow the filter to drain completely.
Install the plug and tighten securely.
6. Using the adjustable Oil Filter Wrench and a suit-
able wrench, remove the old oil filter.
NOTE: Clean up any excess oil after removing
the filter.
7. Apply oil to a new filter seal ring and check to
make sure it is positioned correctly; then install the
new oil filter. Tighten securely.
8. Install the engine drain plug and tighten to 20 ft-lb.
Pour the specified amount of the recommended oil
in the filler hole. Install the oil level stick/filler
plug.
9. Start the engine (while the ATV is outside on level
ground) and allow it to idle for a few minutes.
10. Turn the engine off and wait approximately one
minute.
! WARNING
Adjust the idle to the correct RPM. Make sure the
engine is at normal operating temperature before
adjusting the idle RPM.
CAUTION
Any oil used in place of the recommended oil could
cause serious engine damage. Do not use oils which
contain graphite or molybdenum additives. These oils
can adversely affect clutch operation. Also, not recom-
mended are racing, vegetable, non-detergent, and cas-
tor-based oils.
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