Husqvarna YTH2548 Owner's Manual page 26

SERVICE AND ADJUSTMENTS
ENGINE
TO ADJUST THROTTLE CONTROL CABLE
(See Fig. 33)
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. 33 and 34)
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.
01678
STOP
SCREW
CLAMP
SCREW
THROTTLE
CONTROL
CABLE
CHOKE
CONTROL
CABLE
FIG. 33
• Remove air cleaner cover, fi lter and cartridge plate
to expose carburetor choke (See "AIR FILTER" in the
Maintenance section of this manual).
• 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.
CLOSED FOR
FULL CHOKE
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.
26
FIG. 34