Husqvarna YTH2546 owner manual Engine dies when

Page 27

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 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.

 

 

 

 

 

27

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Contents YTH2546 Twin II. Slope Operation Safety RulesSafe Operation Practices for Ride-On Mowers General OperationIV. Towing ServiceGeneral Service III. ChildrenTable of Contents Unpack Carton AssemblyUnassembled Parts To Remove Tractor from CartonCheck Brake System Check Tire PressureCheck Deck Levelness Check for Proper Position of ALL BeltsOperation Reverse Operation System ROS on Position Know Your TractorStopping HOW to USE Your TractorTo Operate Mower To Adjust Mower Cutting Height See FigTo Adjust Gauge Wheels See Fig System CharacteristicsCheck Engine OIL Level Service REMINDER/HOUR MeterBefore Starting the Engine To Operate on HillsTo Start Engine See Fig Purge TransmissionAutomatic Transmission Warm UP Mowing Tips Schedule MaintenanceMaintenance General RecommendationsTires BatteryTractor Brake OperationEngine IN-LINE Fuel Filter See Fig CleaningService and Adjustments To Install Mower See FigTo Remove Mower See Fig Service and Adjustments To Level Mower Belt Removal Belt InstallationTo Replace Mower Blade Drive Belt See Fig To Replace Motion Drive Belt See FigTo Check Brake Front Wheel TOE-IN/CAMBERTo Remove Wheel for Repairs See Fig To Remove CABLES, Reverse Order To Start Engine with a Weak Battery See FigReplacing Battery See Fig To Attach Jumper CablesTo Replace Headlight Bulb To Adjust Throttle Control CableTo Adjust Choke Control To Adjust CarburetorEngine OIL StorageOther Fuel SystemProblem Cause Correction Troubleshooting PointsEngine dies when Decals Wheels and TiresKEY Part NO. no Description 02929-194276Regulated-Tex Schematic102 104 101 ElectricalKEY Part Description Chassis KEY Part NO. no Description Drive 532 41 Engine Spark Arrester KITSteering Assembly Mower Deck 532 41 Mower Housing Seat Assembly Mower Lift Service Notes Suggested Guide for Sighting Slopes for Safe Operation 532 41 06-05 Rev 05.10.07 AP

YTH2546 specifications

The Husqvarna YTH2546 is a versatile and powerful riding lawn mower designed for homeowners who seek reliability, performance, and ease of use in maintaining their lawns. With a robust 25 HP Kohler engine, this mower delivers exceptional power and efficiency, allowing users to tackle even the most challenging terrain with ease. The engine is engineered for smooth operation, ensuring a quiet ride while providing ample power for cutting grass at varying heights.

One of the standout features of the YTH2546 is its 46-inch cutting deck, which provides a wide cutting path, significantly reducing the time spent mowing larger lawns. The cutting deck is made from durable steel, enhancing its longevity and resistance to wear and tear. Additionally, the mower features a reinforced cutting deck with anti-scalp wheels, allowing for a clean cut and enhanced maneuverability while preventing damage to the lawn and the mower itself.

The YTH2546 incorporates a simple but effective cutting height adjustment system that allows users to quickly modify the cutting height to their preferred level, ranging from 1.5 to 4 inches. This flexibility enables homeowners to achieve the perfect grass height, promoting a healthy and well-maintained lawn. The mower also boasts a unique automatic blade engagement feature, which allows the operator to easily engage and disengage the blades using a simple lever, enhancing overall user convenience.

For added comfort, the Husqvarna YTH2546 is equipped with an ergonomic seat that is designed to provide ample cushioning during longer mowing sessions. The seat is adjustable to accommodate different operator sizes, ensuring a comfortable fit. Additionally, the controls are intuitively located, ensuring that users can easily navigate the mower without unnecessary distractions.

Another notable technology in the YTH2546 is its hydrostatic transmission. This system offers seamless speed control, allowing users to move forward or backward with the appropriate speed without the need for gear shifting. The result is improved control and reduced operator fatigue, making mowing more enjoyable.

In summary, the Husqvarna YTH2546 combines power, efficiency, and user-friendly features, making it an excellent choice for homeowners looking to maintain their lawns effortlessly. With its reliable engine, robust cutting deck, and innovative technologies, this riding lawn mower ensures a clean, precise cut while delivering unparalleled comfort and convenience.
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