TROUBLESHOOTING

 

PROBLEM

CAUSE

CORRECTION

 

Excessive

1.

Worn, bent or loose blade.

1.

Replace blade. Tighten blade bolt.

 

vibration

2.

Bent blade mandrel.

2.

Replace blade mandrel.

 

 

3.

Loose/damaged part(s).

3.

Tighten loose part(s). Replace damaged parts.

 

 

 

 

 

 

 

 

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/

 

 

 

 

department.

 

ator leaves seat

 

 

 

 

 

 

 

 

 

 

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, and trash under

3.

Clean underside of mower housing.

 

 

 

mower.

 

 

 

 

 

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 and trash under

7.

Clean underside of mower housing.

 

 

 

mower.

 

 

 

 

 

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

11.

Clean around mandrels to open vent holes.

 

 

 

buildup of grass, leaves, and 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.

 

 

 

 

 

 

 

 

Engine"backfires”

1.

Engine throttle control not set between

1.

Move throttle control between half and full speed

 

 

when turning

 

half and full speed (fast) position before

 

(fast) position before stopping engine.

 

 

stopping engine.

 

 

 

 

engine “OFF”

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Engine dies when

1.

Reverse operation system (ROS) is not

1.

Turn ignition key to ROS "ON" position. See

 

 

tractor is shifted

 

"ON" while mower or other attachment is

 

Operation section.

 

into reverse

 

engaged.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

22

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Poulan 424634 Excessive, Vibration, Engine continues, To run when oper, Mower blades will, Not rotate, Poor grass, Working
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424634 specifications

The Poulan 424634 is an impressive lawn care tool designed for both amateur gardeners and professional landscapers. This particular model is a gas-powered string trimmer that offers a combination of power, versatility, and ease of use, making it a must-have for maintaining lawns, gardens, and outdoor spaces.

One of the standout features of the Poulan 424634 is its robust 2-cycle engine. This engine delivers a significant amount of power, ensuring that the trimmer can handle even the toughest jobs. The engine provides reliable performance, making it perfect for cutting through thick grass, weeds, and brush. Additionally, the model is designed for easy starting, minimizing frustration and downtime, which is a crucial factor for professionals who need to work efficiently.

The Poulan 424634 incorporates a unique Easy Start system. This technology allows users to start the trimmer with minimal effort, thanks to its specially designed priming system. This feature is particularly beneficial for those who may not be familiar with gas-powered equipment, as it reduces the learning curve associated with starting and operating a trimmer.

Equipped with a dual line head, the Poulan 424634 provides optimal cutting performance. The dual line feature means that users can create a wider trimming path, significantly improving productivity. This design not only enhances efficiency but also reduces the number of passes needed to achieve a clean cut on edges and around flower beds.

The trimmer is also built with user comfort in mind. The ergonomic handle reduces user fatigue, allowing for extended periods of use without discomfort. The adjustable length feature ensures that users of various heights can find a comfortable grip, promoting better control while trimming.

Furthermore, the Poulan 424634 is designed for durability and longevity. Its high-quality materials are resistant to wear and tear, ensuring that the trimmer can withstand rigorous use over time. This durability makes it a cost-effective choice for those looking to invest in reliable outdoor maintenance equipment.

In summary, the Poulan 424634 stands out due to its powerful 2-cycle engine, Easy Start technology, dual line head, ergonomic design, and durability. Whether you are a homeowner or a professional landscaper, this trimmer provides the performance and convenience needed to keep outdoor spaces in pristine condition.
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