Husqvarna YTH2454 owner manual Troubleshooting Points, Problem Cause Correction

Page 29

TROUBLESHOOTING POINTS

PROBLEM

 

CAUSE

 

CORRECTION

 

 

 

 

 

 

 

 

 

 

 

 

 

Will not start

 

1.

Out of fuel.

 

1.

Fill fuel tank.

 

 

 

 

2.

Engine not “CHOKED” properly.

 

2.

See “TO START ENGINE” in Operation section.

 

 

 

 

3.

Engine flooded.

 

3.

Wait several minutes before attempting to start.

 

 

 

 

4.

Bad spark plug.

 

4.

Replace spark plug.

 

 

 

 

5.

Weak or dead battery.

 

5.

Recharge or replace battery.

 

 

 

 

6.

Dirty air filter.

 

6.

Clean/replace air filter.

 

 

 

 

7.

Dirty fuel filter.

 

7.

Replace fuel filter.

 

 

 

 

8.

Water in fuel.

 

8.

Empty fuel tank and carburetor, refill tank with fresh

 

 

 

 

 

 

 

 

gasoline and replace fuel filter.

 

 

 

 

9.

Loose or damaged wiring.

 

9.

Check all wiring.

 

 

 

 

10.

Carburetor out of adjustment.

 

10.

See “To Adjust Carburetor” in Service Adjustments

 

 

 

 

 

 

 

 

section.

 

 

 

 

11.

Engine valves out of adjustment.

 

11.

Contact an authorized service center/department.

 

 

 

 

 

 

 

 

 

 

Hard to start

 

1.

Dirty air filter.

 

1.

Clean/replace air filter.

 

 

 

 

2.

Bad spark plug.

 

2.

Replace spark plug.

 

 

 

 

3.

Weak or dead battery.

 

3.

Recharge or replace battery.

 

 

 

 

4.

Dirty fuel filter.

 

4.

Replace fuel filter.

 

 

 

 

5.

Stale or dirty fuel.

 

5.

Empty fuel tank and refill tank with fresh, clean gasoline.

 

 

 

 

6.

Loose or damaged wiring.

 

6.

Check all wiring.

 

 

 

 

7.

Carburetor out of adjustment.

 

7.

See “To Adjust Carburetor” in Service Adjustments

 

 

 

 

 

 

 

 

section.

 

 

 

 

8.

Engine valves out of adjustment.

 

8.

Contact an authorized service center/department.

 

 

 

 

 

 

 

 

 

 

Engine will not turn over

 

1.

Brake pedal not depressed.

 

1.

Depress brake pedal.

 

 

 

 

2.

Attachment clutch is engaged.

 

2.

Disengage attachment clutch.

 

 

 

 

3.

Weak or dead battery.

 

3.

Recharge or replace battery.

 

 

 

 

4.

Blown fuse.

 

4.

Replace fuse.

 

 

 

 

5.

Corroded battery terminals.

 

5.

Clean battery terminals.

 

 

 

 

6.

Loose or damaged wiring.

 

6.

Check all wiring.

 

 

 

 

7.

Faulty ignition switch.

 

7.

Check/replace ignition switch.

 

 

 

 

8.

Faulty solenoid or starter.

 

8.

Check/replace solenoid or starter.

 

 

 

 

9.

Faulty operator presence switch(es).

 

9.

Contact an authorized service center/department.

 

 

 

 

 

 

 

 

 

 

Engine clicks but will not

 

1.

Weak or dead battery.

 

1.

Recharge or replace battery.

 

start

 

2.

Corroded battery terminals.

 

2.

Clean battery terminals.

 

 

 

 

3.

Loose or damaged wiring.

 

3.

Check all wiring.

 

 

 

 

4.

Faulty solenoid or starter.

 

4.

Check/replace solenoid or starter.

 

 

 

 

 

 

 

 

 

 

Loss of power

 

1.

Cutting too much grass/too fast.

 

1.

Raise cutting height/reduce speed.

 

 

 

 

2.

Throttle in “CHOKE” position.

 

2.

Adjust throttle control.

 

 

 

 

3.

Build-up of grass, leaves and trash under mower.

 

3.

Clean underside of mower housing.

 

 

 

 

4.

Dirty air filter.

 

4.

Clean/replace air filter.

 

 

 

 

5.

Low oil level/dirty oil.

 

5.

Check oil level/change oil.

 

 

 

 

6.

Faulty spark plug.

 

6.

Clean and regap or change spark plug.

 

 

 

 

7.

Dirty fuel filter.

 

7.

Replace fuel filter.

 

 

 

 

8.

Stale or dirty fuel.

 

8.

Empty fuel tank and refill tank with fresh, clean gasoline.

 

 

 

 

9.

Water in fuel.

 

9.

Empty fuel tank and carburetor, refill tank with fresh

 

 

 

 

 

 

 

 

gasoline and replace fuel filter.

 

 

 

 

10.

Spark plug wire loose.

 

10.

Connect and tighten spark plug wire.

 

 

 

 

11.

Dirty engine air screen/fins.

 

11.

Clean engine air screen/fins.

 

 

 

 

12.

Dirty/clogged muffler.

 

12.

Clean/replace muffler.

 

 

 

 

13.

Loose or damaged wiring.

 

13.

Check all wiring.

 

 

 

 

14.

Carburetor out of adjustment.

 

14.

See “To Adjust Carburetor” in Service Adjustments

 

 

 

 

 

 

 

 

section.

 

 

 

 

15.

Engine valves out of adjustment.

 

15.

Contact an authorized service center/department.

 

 

 

 

 

 

 

 

 

 

Excessive vibration

 

1.

Worn, bent or loose blade.

 

1.

Replace blade. Tighten blade bolt.

 

 

 

 

2.

Bent blade mandrel.

 

2.

Replace blade mandrel.

 

 

 

 

3.

Loose/damaged part(s).

 

3.

Tighten loose part(s). Replace damaged parts.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

29

Image 29
Contents YTH2454 Safe Operation Practices for Ride-On Mowers Safety RulesGeneral Operation II. Slope OperationGeneral Service ServiceIII. Children IV. TowingTable of Contents Unassembled Parts AssemblyTo Remove Tractor from Carton Unpack CartonAttach Hood Scoop See Fig Install Mower and Drive Belt Check Deck Levelness Check Tire PressureCheck for Proper Position of ALL Belts Check Brake SystemOperation Reverse Operation System ROS on Position Know Your TractorStopping HOW to USE Your TractorTo Adjust Gauge Wheels See Fig To Adjust Mower Cutting Height See FigSystem Characteristics To Operate MowerBefore Starting the Engine Service REMINDER/HOUR MeterTo Operate on Hills To Transport See FigsTo Start Engine See Fig ADD GasolinePurge Transmission Automatic Transmission Warm UPMowing Tips Maintenance MaintenanceGeneral Recommendations ScheduleTractor BatteryBrake Operation TiresEngine Engine OIL Filter CleaningMuffler Spark PlugsTo Remove Mower See Figs Service and AdjustmentsTo Install Mower See Figs First Install ANTI-SWAY BAR S To Level Mower Tighten adjust nut To Replace Mower Drive Belt See Fig Mower Drive Belt InstallationMower Drive Belt Removal Belt RoutingTo Check Brake To Replace Motion Drive Belt See FigFront Wheel TOE-IN/CAMBER To Remove Wheel for Repairs See FigReplacing Battery See Fig To Start Engine with a Weak Battery See FigTo Replace Headlight Bulb Interlocks and RelaysTo Adjust Throttle Control Cable To Remove Hood and Grill Assembly See FigTo Adjust Choke Control To Adjust CarburetorOther StorageFuel System Engine OILProblem Cause Correction Troubleshooting PointsEngine dies when Tractor Model NO. YTH2454 96042004800, Product no 42 SchematicElectrical KEY Part NO. NO. Description Chassis KEY Part Description Drive KEY Part NO. NO. Description Engine Engine Power Rating Information Steering Assembly Seat Assembly Mower Deck KEY Part NO. NO. Description Mower Lift Wheels and Tires DecalsService Notes Suggested Guide for Sighting Slopes for Safe Operation Warranty Statement