Husqvarna LT18542 owner manual Troubleshooting Points

Page 25

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.

Dirty air filter.

5.

Clean/replace air filter.

 

6.

Dirty fuel filter.

6.

Replace fuel filter.

 

7.

Water in fuel.

7.

Empty fuel tank and carburetor, refill tank with fresh

 

 

 

 

gasoline and replace fuel filter.

 

8.

Loose or damaged wiring.

8.

Check all wiring.

 

9.

Carburetor out of adjustment.

9.

See “To Adjust Carburetor” in Service Adjustments

 

 

 

 

section.

 

10.

Engine valves out of adjustment.

10.

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.

Clutch/brake pedal not depressed.

1.

Depress clutch/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.

 

 

 

 

 

 

25

Image 25
Contents LT18542 Safety Rules Safety Rules Table of Contents Contents of Hardware Pack Tools Required for Assembly AssemblyTo Remove Tractor from Carton Before Removing Tractor from SkidInstall Seat See Fig HOW to SET UP Your TractorCheck Battery See Fig Check Deck Levelness Check Tire PressureCheck for Proper Position of ALL Belts Check Brake SystemOperation Know Your Tractor HOW to USE Your Tractor To Operate on Hills Before Starting the EngineTo Transport Towing Carts and Other ATTACH- MentsADD Gasoline Mowing TipsTo Start Engine See Fig Lubrication Chart MaintenanceGeneral Recommendations Before Each USETractor Engine Clean AIR ScreenBelts Transaxle CoolingMuffler CleaningSpark Plugs Engine OIL FilterTo Install Mower See Fig Service and AdjustmentsTo Remove Mower See Fig FRONT-TO-BACK Adjustment See Figs To Level Mower HousingTo Replace Mower Blade Drive Belt See Fig To Check and Adjust Brake See FigTo Replace Motion Drive Belt See Fig Transaxle Gear Shift Lever NEUTRAL- Adjustment See Fig To Adjust Steering Wheel ALIGN- MentFront Wheel TOE-IN/CAMBER To Remove Wheel for Repairs See FigReplacing Battery See Figs To Start Engine with a Weak Battery See FigTo Replace Headlight Bulb To Adjust CarburetorInterlocks and Relays To Replace FuseOther StorageFuel System Engine OILTroubleshooting Points With attachment clutch Tractor - Model NO. LT18542 LT18542A, Product no 57 SchematicElectrical KEY Part Description Chassis and Enclosures 532 17 46-19 Chassis Stamping 116 DriveRepair Parts Steering Assembly Repair Parts Seatlt.bolt1 Seat AssemblyWheels & Tires DecalsSpark Arrester Engine Optional EquipmentNO. NO. Description Mower LiftMower Deck 532 13 39-44 Washer Hardened Smaller Rantywar Tementsta Only Ride UP and Down Hill Not Across Hill Degrees MAX Suggested Guide for Sighting Slopes for Safe Operation532 18 92-29 11.11.03 TR