Husqvarna GTH2550 Owner's Manual page 26

SERVICE AND ADJUSTMENTS
REPLACING BATTERY (See Fig. 34)
CAUTION: Do not short battery termi-
nals by allowing a wrench or any other
object to contact both terminals at the
same time. Before connecting battery,
remove metal bracelets, wristwatch
bands,rings,etc.
Positive terminal must be connected
first to prevent sparking from acciden-
tal grounding.
• Lift hood to raised position.
• Remove terminal guard.
• Disconnect BLACK battery cable then RED battery
cable and carefully remove battery from tractor.
• Install new battery with terminals in same position as old
battery.
• Reinstall terminal guard.
• First connect RED battery cable to positive (+) battery
terminal with hex bolt and keps nut as shown. Tighten
securely.
• Connect BLACK grounding cable to negative (-) battery
terminal with remaining hex bolt and keps nut. Tighten
securely
• Close terminal access doors.
• Close hood.
KEPS NUT
TERMINAL
ACCESS
DOOR
TERMINAL
GUARD
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 of this manual.
TO REPLACE FUSE
Replace with 30 amp automotive-type plug-in fuse. The fuse
holder is located behind the dash.
HEX BOLT
POSITIVE
(RED)
CABLE
NEGATIVE
(BLACK)
CABLE
FIG. 34
TO ADJUST ATTACHMENT LIFT SPRING
(See Fig. 35)
• While holding spring bushing with wrench, loosen jam
nut.
• Turn adjustment bolt clockwise to extend spring and
reduce lift effort for heavier attachments.
• Turn adjustment bolt counterclockwise for lighter at-
tachments.
• Retighten jam nut against spring bushing.
IMPORTANT: DO NOT ADJUST FOR MAXIMUM SPRING
TENSION WHEN USING LIGHT ATTACHMENTS SUCH
AS A MOWER. ADJUST LIFT LEVER SPRING TO AID IN
LIFTING ATTACHMENT. DO NOT OVERPOWER SPRING.
WHEN REMOVING ATTACHMENT, ALWAYS ADJUST
SPRING TENSION TO ITS LOWEST POSITION.
ADJUSTMENT
BOLT
TO REMOVE HOOD AND GRILL ASSEMBLY
(See Fig. 36)
• 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.
HOOD
26
SPRING BUSHING
ATTACHMENT
LIFT SPRING
JAM NUT
FIG. 35
HEADLIGHT
WIRE
CONNECTOR
FIG. 36