Adjusting Engine Rpm (Idle); Engine/Transmission Oil - Filter - Arctic Cat DVX 400 2006 Manual

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Adjusting Engine RPM
To properly adjust the idle RPM, a tachometer is
necessary. To adjust idle RPM, use the following
procedure.
1. With the transmission in neutral, start the engine
and warm it up to normal operating temperature.
2. Turn the idle adjustment screw (on the left side
of the carburetor) clockwise one turn past the
recommended RPM setting; then turn it counter-
clockwise to 1250-1350 RPM.
! WARNING
Adjust the idle to the correct RPM. Make sure the
engine is at normal operating temperature before
adjusting the idle RPM.
Engine/Transmission
Oil - Filter
OIL - FILTER
Change the engine oil and oil filter at the scheduled
intervals. 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. Loosen the oil level stick enough to allow air to
vent the tank.
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(Idle)
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3. Place drain pans under the oil tank drain plug (1)
and the crankcase drain plug (2); then remove
the plugs and drain the oil.
4. Remove the cap screws securing the filter cover.
5. Remove the filter cover (3); then pull out the oil
filter element (4) and properly discard. Remove
and properly discard the O-ring from the filter
cover.
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