Craftsman 917272244 lawn tractor

User Manual - Page 27

For 917272244.

PDF File Manual, 64 pages, Download pdf file

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ENGINE
Maintenance, repair, or replacement of
the emissioncontroldevices and sys-
tems, which are being done at the
customersexpense, may be performed
by any non-road engine repair establish-
ment or individual.Warranty repairsmust
be performed by an authorized engine
manufacturer's service outlet.
TO ADJUST THROTTLE CONTROL
CABLE
The throttle controlhas been preset at the
factoryand adjustmentshould not be
necessary. Check adjustment as de-
scribedbelow before loosening cable. If
adjustment is necessary, proceed as
follows:
1. With engine not running, move throttle
control lever to fast position.
2. Check that speed control lever is
against stop screw. If it is not, loosen
casing clamp screw and pull throttle
cable until lever is against screw.
Tighten clamp screw securely.
Adjusting
Needle
Throttle
Control
Cable
Control
Stop Cable
Clamp Screw
TO ADJUST CHOKE CONTROL
The choke control has been preset at the
factory and adjustment should not be
necessary, check adjustment as de-
scdbed below before loosening cable. If
adjustment is necessary, proceed as
follows:
1. With engine not running, move choke
control (located on dash panel) to full
choke position.
2. Remove air cleaner cover, filter and
cartridge plate to expose carburetor
choke (See "AIR FILTER" in the
Maintenance section of this manual).
3. Choke should be closed. If it is not,
loosen casing clamp screw and move
choke cable until choke is completely
closed. Tighten casing clamp screw
securely.
4. Reassemble air cleaner.
Closed For
Full
TO ADJUST CARBURETOR
The carburetor has been present at the
factory and adjustment should not be
necessary. However, minor adjustment
may be required to compensate for
differences in fuel, temperature, altitude
or load. If the carburetor does need
adjustment, proceed as follows:
In general, turning the adjusting needles
in (clockwise) decreases the supply of
fuel to the engine giving a leaner fuel/air
mixture. Turning the adjusting needles out
(counterclockwise) increases the supply
of fuel to the engine giving a dcher fuel/
air mixture.
IMPORTANT: Damage to the needles
and the seats in carburetor may result if
screw is turned in too tight.
PRELIMINARY SETFING -
1. Be sure you have a clean air filter, and
the throttle control cable is adjusted
propedy (see "TO ADJUST
THROTTLE CONTROL CABLE" in Ihe
Service and Adjustments section of
this manual).
27
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