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.

 

 

 

 

 

 

26

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Poulan PK20H42YT manual Engine dies when
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PK20H42YT specifications

The Poulan PK20H42YT is a robust and reliable riding lawn mower designed to tackle a variety of lawn care needs. Equipped with a powerful engine and advanced features, this model is ideal for homeowners who seek efficiency and quality in their lawn maintenance.

At the heart of the PK20H42YT is a 20-horsepower Briggs & Stratton engine, which serves as the powerhouse for its cutting capabilities. This engine provides ample torque and speed, allowing the mower to handle thicker grass and uneven terrains with ease. The engine is designed for durability and longevity, ensuring that homeowners can count on consistent performance season after season.

One of the striking features of the Poulan PK20H42YT is its cutting deck, which measures 42 inches in width. This wide deck allows for more efficient mowing, significantly reducing the time required to cover large areas of lawn. The deck is made from heavy-duty materials, providing sturdiness while also ensuring that it can withstand the rigors of regular use.

The PK20H42YT also incorporates a quality cutting system that offers multiple height adjustments. This feature allows users to customize the cutting height based on their lawn's specific needs, whether it’s a manicured finish or a more rugged look. The mower also supports side discharge, mulching, and bagging options, giving homeowners flexibility in how they wish to manage their grass clippings.

Technologically, the Poulan PK20H42YT comes with an easy-to-use hydrostatic transmission, which provides a seamless driving experience. This transmission allows for smooth changes in speed without the need for gear shifting, making it user-friendly for operators of all experience levels. The mower also features a tight turning radius, enhancing maneuverability, especially in gardens with tight corners.

Additionally, the PK20H42YT includes comfort-enhancing features such as an adjustable seat and ergonomic steering for prolonged use without discomfort. The optimized layout of controls makes operation straightforward, allowing users to focus on mowing rather than fumbling with complicated machinery.

In summary, the Poulan PK20H42YT is designed for those who value performance, durability, and ease of use in lawn care equipment. With its powerful engine, versatile cutting options, and user-friendly features, it stands out as a reliable choice for maintaining a beautiful lawn all season long.
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