Husqvarna YTH1842 owner manual To Replace Headlight Bulb, Interlocks and Relays, To Replace Fuse

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SERVICE AND ADJUSTMENTS

Lift seat pan 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 (-) ter- minal with remaining hex bolt and keps nut. Tighten securely.

HOOD

HEADLIGHT

WIRE

CONNECTOR

SEAT PAN

FIG. 28

TERMINAL

KEPS

NUT

COVER

 

HEX

BOLT

POSITIVE (RED)

NEGATIVE

CABLE

(BLACK) CABLE

FIG. 29

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. 30)

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.

23

FIG. 30

ENGINE

TO ADJUST THROTTLE CONTROL CABLE (See Fig. 31)

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 from slow to choke position. Slowly move lever from choke to fast position.

Check to see if hole in throttle lever and hole in speed control bracket are aligned.

If holes are not aligned, loosen cable clamp screw and align the holes by inserting a pencil or a 1/4" drill bit through both holes.

Pull throttle cable up to remove slack and tighten cable clamp screw. Remove alignment pencil or drill bit.

TO ADJUST CARBURETOR

The carburetor has been preset at the factory and adjustment should not be necessary.However, minor adjustment may be required to compensate for differences in fuel, temperature, altitude or load. If the carburetor does need adjustment, see engine manual.

IHigh speed stop is factory adjusted. Do not adjust - dam- age may result.

IMPORTANT: NEVER TAMPER WITH THE ENGINE GOVERNOR, WHICH IS FACTORY SET FOR PROPER ENGINE SPEED.OVERSPEEDINGTHE ENGINE ABOVETHE FACTORY HIGH SPEED SETTING CAN BE DANGEROUS. IF YOU THINK THE ENGINE-GOVERNED HIGH SPEED NEEDS ADJUSTING, CONTACTYOUR NEAREST AUTHORIZED SERVICE CENTER/ DEPARTMENT, WHICH HAS PROPER EQUIPMENT AND EXPERIENCE TO MAKE ANY NECESSARY ADJUSTMENTS.

CABLE

CLAMP

SCREW

SPEED

CONTROL

BRACKET

THROTTLE LEVER

FIG. 31

Image 23
Contents YTH1842 II. Slope Operation IV. ServiceSafe Operation Practices for Ride-On Mowers General OperationSafety Rules Table of Contents Slope Sheet Unassembled PartsSteering Wheel Seat KeyBefore Removing Tractor from Skid AssemblyTools Required for Assembly To Remove Tractor from CAR- TONCheck Battery See Fig HOW to SET UP Your TractorInstall Seat See Fig Check for Proper Position of ALL Belts To Convert to Bagging or DischargingCheck Tire Pressure Check Deck LevelnessOperation Know Your Tractor HOW to USE Your Tractor To Transport See Figs To Operate Mower See FigTo Operate on Hills To Start Engine See Fig Before Starting the EngineCheck Engine OIL Level ADD GasolinePurge Transmission Mowing TipsGeneral Recommendations MaintenanceLubrication Chart Service DatesTractor Engine Spark Plugs CleaningClean AIR INTAKE/COOLING Areas MufflerTo Remove Mower See Fig Service and AdjustmentsTo Install Mower See Fig To Level Mower HousingBelt Removal Belt InstallationTo Replace Mower Blade Drive Belt See Fig To Check Brake Transaxle Motion Control Lever Neutral Adjustment See FigTo Adjust Brake To Replace Motion Drive Belt See FigFront Wheel TOE-IN/CAMBER Transmission REMOVAL/REPLACEMENTTo Adjust Steering Wheel ALIGN- Ment Replacing Battery See FigsTo Replace Fuse To Adjust CarburetorTo Replace Headlight Bulb Interlocks and RelaysEngine OIL StorageOther Fuel SystemTroubleshooting Points OFF Tractor - Model NO. YTH1842 YTH1842A, Product no 56 SchematicElectrical KEY Part Description Chassis and Enclosures Repair Parts Drive CRD Steering Assembly Repair Parts 532 14 Seat Seat AssemblyWheels & Tires DecalsEngine KEY Part NO. NO. Description Mower Deck 532 18 Mower Lift Repair Parts Service Notes Service Notes Warranty Statement Only Ride UP and Down Hill Not Across Hill Degrees MAX Suggested Guide for Sighting Slopes for Safe Operation532 18 52-00 Rev 01.21.03 RH