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01679
SERVICE AND ADJUSTMENTS
FIG. 31
TO REMOVE HOOD AND GRILL ASSEMBLY
(See Fig. 31)
• Raise hood.
• Unsnap headlight wire connector.
• Stand in front of tractor. Grasp hood at sides, tilt toward
engine and lift off of tractor.
• To replace, reverse above procedures.
02141
HOOD
HEADLIGHT
WIRE
CONNECTOR
TO REPLACE FUSE
Replace with 20 amp automotive-type plug-in fuse. The
fuse holder is located behind the dash.
IDLE FUEL
AD JUST ING
NEEDLE
IDLE SPEED
AD JUST ING
SCREW
STOP
SCREW
CLAMP SCREW
CHOKE
CONTROL
CABLE
THROTTLE
CONTROL
CABLE
01678
ENGINE
TO ADJUST THROTTLE CONTROL CABLE
(See Fig. 32)
The throttle control has been preset at the factory and
adjustment should not be necessary. Check adjustment
as described below before loosening cable. If adjustment
is necessary, proceed as follows:
• With engine not running, move throttle control lever to
fast position.
• 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
se cure ly.
TO ADJUST CHOKE CONTROL
(See Figs. 32 and 33)
The choke control has been preset at the factory and ad-
justment should not be necessary. check adjustment as
described below before loosening cable. If adjustment is
necessary, proceed as follows:
• With engine not running, move choke control (located
on dash panel) to full choke position.
• Remove air cleaner cover, fi lter and cartridge plate
to expose carburetor choke (See “AIR FILTER” in the
Maintenance section of this manual).
FIG. 32
FIG. 33
CLOSED FOR
FULL CHOKE
• 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 se cure ly.
• Reassemble air cleaner.
TO ADJUST CARBURETOR
The carburetor has been present at the factory and ad-
just ment should not be necessary. However, minor ad-
just ment may be required to compensate for dif fer enc es
in fuel, temperature, altitude or load. If the car bu re tor does
need adjustment, see engine manual.
High speed stop is factory adjusted. Do not adjust-dam age
may result.
IMPORTANT: NEVER TAMPER WITH THE ENGINE GOV ER NOR,
WHICH IS FACTORY SET FOR PROPER ENGINE SPEED.
OVERSPEEDING THE ENGINE ABOVE THE FACTORY HIGH
SPEED SETTING CAN BE DANGEROUS. IF YOU THINK THE
ENGINE-GOVERNED HIGH SPEED NEEDS ADJUSTING,
CONTACT YOUR NEAREST AUTHORIZED SERVICE CENTER/
DEPARTMENT, WHICH HAS PROPER EQUIPMENT AND
EXPERIENCE TO MAKE ANY NECESSARY ADJUSTMENTS.
INTERLOCKS AND RELAYS
Loose or damaged wiring may cause your tractor to run
poorly, stop running, or prevent it from starting.
• Check wiring. See electrical wiring diagram in the
Repair Parts section.