Husqvarna YTH20K46 Lawn Mower User Manual


 
23
SERVICE AND ADJUSTMENTS
FIG. 30
TO REPLACE HEADLIGHT BULB
• Raise hood.
Pull bulb holder out of the hole in the backside of the
grill.
Replace bulb in holder and push bulb holder securely
back into the hole in the backside of the grill.
• Close hood.
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.
TO REPLACE FUSE
Replace with 20 amp automotive-type plug-in fuse. The
fuse holder is located behind the dash.
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 procedure.
02778
HEADLIGHT
WIRE
CONNECTOR
HOOD
ENGINE
TO AD JUST THROTTLE CON TROL CABLE
The throttle control has been preset at the factory and
ad just ment should not be necessary. If adjustment is nec-
es sary, see engine manual.
TO AD JUST CHOKE CON TROL
The choke control has been preset at the factory and ad-
just ment should not be necessary. If adjustment is neces-
sary, see engne manual.
TO ADJUST CARBURETOR
Your carburetor is not adjustable. If your engine does not
operate properly due to suspected carburetor problems,
take your tractor to an authorized service center for repair
and/or adjustment.
FIG. 31
02602
02603
Seat Pan
Keps
Nut
Positive
(Red)
Cable
Negative (Black)
Cable
Positive terminal must be connected first to prevent spark-
ing from ac ci den tal grounding.
Lift seat pan to raised position.
Disconnect BLACK battery cable first then RED
battery cable and carefully remove battery from trac tor.
Install new battery with terminals in same position
as old battery.
First connect RED battery cable to positive (+)
terminal with hex bolt and keps nut as shown. Tighten
securely. Slide terminal cover over terminal
Connect BLACK grounding cable to negative (-)
ter mi nal with remaining hex bolt and keps nut. Tighten
se cure ly.
Hex
Bolt
Terminal
Cover
WARNING: Do not short bat tery ter mi nals
by al low ing a wrench or any other object
to contact both terminals at the same time.
Before con nect ing battery, remove metal
bracelets, wrist watch bands, rings, etc
TO REPLACE BATTERY
(See Fig. 30)