Husqvarna YTH1842 owner manual Off

Page 26

TROUBLESHOOTING POINTS

PROBLEM

CAUSE

 

CORRECTION

Engine continues to run

1.

Faulty operator-safety presence control system.

1.

Check wiring, switches and connections. If not

when operator leaves

 

 

 

corrected, contact an authorized service center/

seat with attachment

 

 

 

department.

clutch engaged

 

 

 

 

 

 

 

 

 

Poor cut - uneven

1.

Worn, bent or loose blade.

1.

Replace blade. Tighten blade bolt.

 

2.

Mower deck not level.

2.

Level mower deck.

 

3.

Buildup of grass, leaves, and trash under mower.

3.

Clean underside of mower housing.

 

4.

Bent blade mandrel.

4.

Replace blade mandrel.

 

5.

Clogged mower deck vent holes from buildup of

5.

Clean around mandrels to open vent holes.

 

 

grass, leaves, and trash around mandrels.

 

 

 

 

 

 

 

Mower blades will not

1.

Obstruction in clutch mechanism.

1.

Remove obstruction.

rotate

2.

Worn/damaged mower drive belt.

2.

Replace mower drive belt.

 

3.

Frozen idler pulley.

3.

Replace idler pulley.

 

4.

Frozen blade mandrel.

4.

Replace blade mandrel.

 

 

 

 

 

Poor grass discharge

1.

Engine speed too slow.

1.

Place throttle control in “FAST” position.

 

2.

Travel speed too fast.

2.

Shift to slower speed.

 

3.

Wet grass.

3.

Allow grass to dry before mowing.

 

4.

Mower deck not level.

4.

Level mower deck.

 

5.

Low/uneven tire air pressure.

5.

Check tires for proper air pressure.

 

6.

Worn, bent or loose blade.

6.

Replace/sharpen blade. Tighten blade bolt.

 

7.

Buildup of grass, leaves and trash under mower.

7.

Clean underside of mower housing.

 

8.

Mower drive belt worn.

8.

Replace mower drive belt.

 

9.

Blades improperly installed.

9.

Reinstall blades sharp edge down.

 

10.

Improper blades used.

10.

Replace with blades listed in this manual.

 

11.

Clogged mower deck vent holes from buildup of

11.

Clean around mandrels to open vent holes.

 

 

grass, leaves, and trash around mandrels.

 

 

 

 

 

 

 

Headlight(s) not working

1.

Switch is “OFF”.

1.

Turn switch “ON”.

(if so equipped)

2.

Bulb(s) or lamp(s) burned out.

2.

Replace bulb(s) or lamp(s).

 

3.

Faulty light switch.

3.

Check/replace light switch.

 

4.

Loose or damaged wiring.

4.

Check wiring and connections.

 

5.

Blown fuse.

5.

Replace fuse.

 

 

 

 

 

Battery will not charge

1.

Bad battery cell(s).

1.

Replace battery.

 

2.

Poor cable connections.

2.

Check/clean all connections.

 

3.

Faulty regulator (if so equipped).

3.

Replace regulator.

 

4.

Faulty alternator.

4.

Replace alternator.

 

 

 

 

 

Loss of drive

1.

Freewheel control in “disengaged” position.

1.

Place freewheel control in “engaged” position.

 

2.

Motion drive belt worn, damaged, or broken.

2.

Replace motion drive belt.

 

3.

Air trapped in transmission during shipment

3.

Purge transmission.

 

 

or servicing.

 

 

 

 

 

 

 

Engine “backfires”

1.

Engine throttle control not set at “SLOW”

1.

Move throttle control to “SLOW” position and allow

when turning engine

 

position for 30 seconds before stopping engine.

 

to idle for 30 seconds before stopping engine.

“OFF”

 

 

 

 

 

 

 

 

 

26

Image 26
Contents YTH1842 General Operation IV. ServiceSafe Operation Practices for Ride-On Mowers II. Slope OperationSafety Rules Table of Contents Key Unassembled PartsSteering Wheel Seat Slope SheetTo Remove Tractor from CAR- TON AssemblyTools Required for Assembly Before Removing Tractor from SkidCheck Battery See Fig HOW to SET UP Your TractorInstall Seat See Fig Check Deck Levelness To Convert to Bagging or DischargingCheck Tire Pressure Check for Proper Position of ALL BeltsOperation Know Your Tractor HOW to USE Your Tractor To Transport See Figs To Operate Mower See FigTo Operate on Hills ADD Gasoline Before Starting the EngineCheck Engine OIL Level To Start Engine See FigMowing Tips Purge TransmissionService Dates MaintenanceLubrication Chart General RecommendationsTractor Engine Muffler CleaningClean AIR INTAKE/COOLING Areas Spark PlugsTo Level Mower Housing Service and AdjustmentsTo Install Mower See Fig To Remove Mower See FigBelt Removal Belt InstallationTo Replace Mower Blade Drive Belt See Fig To Replace Motion Drive Belt See Fig Transaxle Motion Control Lever Neutral Adjustment See FigTo Adjust Brake To Check BrakeReplacing Battery See Figs Transmission REMOVAL/REPLACEMENTTo Adjust Steering Wheel ALIGN- Ment Front Wheel TOE-IN/CAMBERInterlocks and Relays To Adjust CarburetorTo Replace Headlight Bulb To Replace FuseFuel System StorageOther Engine OILTroubleshooting Points OFF Schematic Tractor - Model NO. YTH1842 YTH1842A, Product no 56Electrical KEY Part Description Chassis and Enclosures Repair Parts Drive CRD Steering Assembly Repair Parts Seat Assembly 532 14 SeatDecals Wheels & TiresEngine KEY Part NO. NO. Description Mower Deck 532 18 Mower Lift Repair Parts Service Notes Service Notes Warranty Statement Suggested Guide for Sighting Slopes for Safe Operation Only Ride UP and Down Hill Not Across Hill Degrees MAX532 18 52-00 Rev 01.21.03 RH