Manuals / Husqvarna / Lawn and Garden / Lawn Mower

Husqvarna LGTH2454 Engine continues, To run when oper, Ator leaves seat, Mower blades will

Models: LGTH2454

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TROUBLESHOOTING

 

PROBLEM

CAUSE

CORRECTION

 

 

Engine continues

1.

Faulty operator-safety presence control

1.

Check wiring, switches and connections. If not

 

 

to run when oper-

 

system.

 

corrected, contact an authorized service center/

 

 

ator leaves seat

 

 

 

department.

 

 

 

 

 

 

 

 

with attachment

 

 

 

 

 

 

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, trash under mower.

3.

Clean underside of mower housing.

 

 

 

4.

Bent blade mandrel.

4.

Replace blade mandrel.

 

 

 

5.

Clogged mower deck vent holes from

5.

Clean around mandrels to open vent holes.

 

 

 

 

buildup of grass, leaves, and trash around

 

 

 

 

 

 

mandrels.

 

 

 

 

Mower blades will

1.

Obstruction in clutch mechanism.

1.

Remove obstruction.

 

 

not 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

1.

Engine speed too slow.

1.

Place throttle control in “FAST” position.

 

 

discharge

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, 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 parts manual.

 

 

 

11.

Clogged mower deck vent holes from buildup

11.

Clean around mandrels to open vent holes.

 

 

 

 

of grass, leaves, trash around mandrels.

 

 

 

 

Headlight(s) not

1.

Switch is “OFF”.

1.

Turn switch “ON”.

 

 

working

2.

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

2.

Replace bulb(s) or lamp(s).

 

 

(if so equipped)

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

1.

Bad battery cell(s).

1.

Replace battery.

 

 

charge

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.

Debris on steering plate (if equipped).

2.

See "CLEANING" in the maintenance section.

 

 

 

3.

Motion drive belt worn, damaged, or broken.

3.

Replace motion drive belt.

 

 

 

4.

Air trapped in transmission during

4.

Purge transmission.

 

 

 

 

shipment or servicing.

 

 

 

 

 

5.

Axle key missing.

5.

Install axle key at rear wheel. See "TO REMOVE

 

 

 

 

 

 

WHEEL" in the Service and Adjustments section.

 

 

 

 

 

 

 

 

 

Engine "back-

1.

Engine throttle control not set between

1.

Move throttle control between half and full speed

 

 

fires” when turn-

 

half and full speed (fast) position before

 

(fast) position before stopping engine.

 

 

 

stopping engine.

 

 

 

 

ing engine “OFF”

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Engine dies when

1.

Reverse operation system (ROS) is not "ON"

1.

Turn ignition key to ROS "ON" position. See

 

 

tractor is shifted

 

while mower or other attachment is engaged.

 

Operation section.

 

 

into reverse

 

 

 

 

 

 

 

 

 

 

 

 

28

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Page 28
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Husqvarna LGTH2454 Engine continues, To run when oper, Ator leaves seat, With attachment Clutch engaged Poor cut uneven
Page 27 Page 29

LGTH2454 specifications

The Husqvarna LGTH2454 is a versatile and powerful lawn tractor designed to provide excellent cutting performance and user comfort. With its robust construction and advanced features, it is ideal for homeowners with medium to large-sized yards. The LGTH2454 stands out for its powerful engine, user-friendly operation, and enhanced mowing capabilities, making it a reliable choice for lawn care enthusiasts.

At the heart of the LGTH2454 is its 24 HP Kohler engine, known for its durability and efficient performance. This powerful engine delivers consistent power to the cutting deck, ensuring a clean and even cut every time. The automatic transmission allows for smooth speed adjustments, providing an effortless driving experience whether you’re mowing on flat terrain or tackling slight inclines.

One of the standout features of the LGTH2454 is its 54-inch cutting deck. The wide cutting path not only helps to reduce mowing time but also allows for efficient coverage of large areas. The cutting height can be easily adjusted from 1.5 to 4 inches, providing flexibility for different grass types and mowing conditions. The reinforced cutting deck design ensures durability, while the air-induction technology enhances airflow within the deck for superior grass lift and cutting performance.

Comfort is a key focus in the design of the LGTH2454. The high-back seat is ergonomically designed to provide support during extended mowing sessions. Coupled with an adjustable steering wheel, it allows operators to customize their seating position for optimal comfort. The easy access controls streamline operation, ensuring that users can focus on mowing without fumbling with complicated settings.

The LGTH2454 also features an innovative cutting system that enables mulching, bagging, or side discharge, making it adaptable to various lawn care needs. The mulching kit recycles clippings back into the lawn, promoting healthier grass growth, while the bagging option collects grass for easy disposal.

Additional technologies such as the LED headlights enhance visibility during early morning or late afternoon mowing, enabling users to work in various lighting conditions. The rugged tires provide excellent traction, ensuring stability on uneven ground.

In conclusion, the Husqvarna LGTH2454 is a top-tier lawn tractor that combines power, versatility, and comfort. Its robust engine, wide cutting deck, and user-centric design make it an appealing choice for anyone looking to maintain a beautiful lawn with ease and efficiency. Whether you’re a seasoned gardener or a novice homeowner, the LGTH2454 is equipped to meet your lawn care needs.