Husqvarna YTH2748 owner manual Engine dies when

Page 28

TROUBLESHOOTING POINTS

PROBLEM

CAUSE

CORRECTION

 

 

 

 

 

Engine dies when

1.

Reverse operation system

1.

Turn ignition key to

tractor is shifted

 

(ROS) is not "ON" while

 

ROS "ON" position.

into reverse

 

mower or other attachment

 

See Operation section.

 

 

is engaged.

 

 

 

 

 

 

 

Engine continues to run

1.

Faulty operator-safety presence control system.

1.

Check wiring, switches and connections. If not

when operator leaves seat

 

 

 

corrected, contact an authorized service center/

with attachment clutch

 

 

 

department.

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.

Light switch is “OFF”.

1.

Turn light 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” when

1.

Engine throttle control not set between half and

1.

Move throttle control between half and full speed

turning engine “OFF”

 

full speed (fast) position before stopping engine.

 

(fast) position before stopping engine.

 

 

 

 

 

28

Image 28
Contents YTH2748 Safety Rules Safe Operation Practices for Ride-On MowersGeneral Operation II. Slope OperationService General ServiceIII. Children IV. TowingTable of Contents Unassembled Parts Assembly Tools Required for AssemblyTo Remove Tractor from Carton Before Removing Tractor from SkidTo Attach Nose Roller See Fig Check Battery See FigAssemble Gauge Wheels to Mower Deck See Fig Install Mower and Drive Belt See Figs Check Tire Pressure Check Deck LevelnessCheck for Proper Position of ALL Belts Check Brake SystemOperation Know Your Tractor HOW to USE Your Tractor To Adjust Gauge Wheels See Fig Using the Reverse Operation SystemTo Operate Mower See Fig Reverse Operation System ROSBefore Starting the Engine To Transport See FigsCheck Engine OIL Level ADD GasolinePurge Transmission Mowing TipsAutomatic Transmission Warm UP Maintenance Lubrication ChartGeneral Recommendations Before Each USEBlade Removal See Fig TractorTo Sharpen Blade See Fig Engine Cleaning To Install Mower Service and AdjustmentsTo Remove Mower See Fig To Level Mower Housing FRONT-TO-BACK Adjustment See FigsMower Drive Belt Installation To Replace Mower Drive BeltTo Replace Mower Blade Secondary Drive Belt See Fig Remove Mower Drive BeltTo Check and Adjust Brake See Fig To Replace Motion Drive Belt See FigTo Adjust Steering Wheel ALIGN- Ment Transmission REMOVAL/REPLACEMENTFront Wheel TOE-IN/CAMBER To Adjust Throttle Control Cable To Adjust Choke ControlTo Adjust Carburetor To Replace Headlight BulbStorage OtherFuel System Engine OILTroubleshooting Points Problem Cause CorrectionEngine dies when Schematic Tractor Model NO. YTH2748 96013001000, Product no 13Electrical KEY Part NO. NO. Description Chassis Tractor Model NO. YTH2748 96013001000, Product no 13 Drive Tractor Model NO. YTH2748 96013001000, Product no 13 Steering Assembly Tractor Model NO. YTH2748 96013001000, Product no 13 Seat Assembly Decals Wheels and TiresEngine Tractor Model NO. YTH2748 96013001000, Product no 13 Mower Lift Tractor Model NO. YTH2748 96013001000, Product no 13 Mower Deck Tractor Model NO. YTH2748 96013001000, Product no 13 Suggested Guide for Sighting Slopes for Safe Operation Only Ride UP and Down Hill Not Across Hill Degrees MAXWarranty Statement 532 19 54-05 12.17.04 TR