SERVICE AND ADJUSTMENTS

IMPORTANT: YOUR TRACTOR IS EQUIPPED WITH A 12 VOLT SYSTEM. THE OTHER VEHICLE MUST ALSO BE A 12 VOLT SYSTEM. DO NOT USE YOUR TRACTOR BATTERY TO START OTHER VEHICLES.

TO ATTACH JUMPER CABLES -

Connect one end of the RED cable to the POSITIVE

(+)terminal of each battery(A-B), taking care not to short against tractor chassis.

Connect one end of the BLACK cable to the NEGATIVE (-) terminal (C) of fully charged battery.

Connect the other end of the BLACK cable (D) to good chassis ground, away from fuel tank and battery.

TO REMOVE CABLES, REVERSE ORDER -

BLACK cable first from chassis and then from the fully charged battery.

RED cable last from both batteries.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WEAK OR DEAD

 

 

 

 

 

 

 

FULLY CHARGED

BATTERY

 

 

 

 

 

 

 

BATTERY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FIG. 29

REPLACING BATTERY (See Fig. 30)

WARNING: Do not short battery terminals by allowing a wrench or any other object to contact both terminals at the same time. Before connect- ing battery, remove metal bracelets, wristwatch bands, rings, etc.

Positive terminal must be connected first to prevent sparking from acci- dental grounding.

Lift hood to raised position.

Disconnect BLACK battery cable first then RED battery cable and carefully remove battery from tractor.

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 (-) terminal with remaining hex bolt and keps nut. Tighten securely.

Close hood.

HEX

KEPS

TERMINAL

BOLT

NUT

COVER

 

 

NEGATIVE

POSITIVE

(BLACK)

(RED) CABLE

CABLE

02747

 

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.

HOOD

HEADLIGHT

WIRE

CONNECTOR

02778

FIG. 31

ENGINE

TO ADJUST THROTTLE CONTROL CABLE

The throttle control has been preset at the factory and adjustment should not be necessary. If adjustment is nec- essary, see engine manual.

TO ADJUST CHOKE CONTROL

The choke control has been preset at the factory and ad- justment 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.

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Husqvarna YTH2748 To Replace Headlight Bulb, Interlocks and Relays, To Replace Fuse, To Adjust Throttle Control Cable