TROUBLESHOOTING POINTS

PROBLEM

CAUSE

 

CORRECTION

 

 

 

 

 

Will not start

1.

Out of fuel.

1.

Fill fuel tank.

 

2.

Engine not “CHOKED” properly.

2.

See “TO START ENGINE” in Operation section.

 

3.

Engine flooded.

3.

Wait several minutes before attempting to start.

 

4.

Bad spark plug.

4.

Replace spark plug.

 

5.

Dirty air filter.

5.

Clean/replace air filter.

 

6.

Dirty fuel filter.

6.

Replace fuel filter.

 

7.

Water in fuel.

7.

Drain fuel tank and carburetor, refill tank with fresh

 

 

 

 

gasoline and replace fuel filter.

 

8.

Loose or damaged wiring.

8.

Check all wiring.

 

9.

Carburetor out of adjustment.

9.

See “To Adjust Carburetor” in Service Adjustments

 

 

 

 

section.

 

10.

Engine valves out of adjustment.

10.

Contact an authorized service center/department.

 

 

 

 

 

Hard to start

1.

Dirty air filter.

1.

Clean/replace air filter.

 

2.

Bad spark plug.

2.

Replace spark plug.

 

3.

Weak or dead battery.

3.

Recharge or replace battery.

 

4.

Dirty fuel filter.

4.

Replace fuel filter.

 

5.

Stale or dirty fuel.

5.

Drain fuel tank and refill with fresh gasoline.

 

6.

Loose or damaged wiring.

6.

Check all wiring.

 

7.

Carburetor out of adjustment.

7.

See “To Adjust Carburetor” in Service Adjustments

 

 

 

 

section.

 

8.

Engine valves out of adjustment.

8.

Contact an authorized service center/department.

 

 

 

 

 

Engine will not turn over

1.

Brake pedal not depressed.

1.

Depress brake pedal.

 

2.

Attachment clutch is engaged.

2.

Disengage attachment clutch.

 

3.

Weak or dead battery.

3.

Recharge or replace battery.

 

4.

Blown fuse.

4.

Replace fuse.

 

5.

Corroded battery terminals.

5.

Clean battery terminals.

 

6.

Loose or damaged wiring.

6.

Check all wiring.

 

7.

Faulty ignition switch.

7.

Check/replace ignition switch.

 

8.

Faulty solenoid or starter.

8.

Check/replace solenoid or starter.

 

9.

Faulty operator presence switch(es).

9.

Contact an authorized service center/department.

 

 

 

 

 

Engine clicks but will not

1.

Weak or dead battery.

1.

Recharge or replace battery.

start

2.

Corroded battery terminals.

2.

Clean battery terminals.

 

3.

Loose or damaged wiring.

3.

Check all wiring.

 

4.

Faulty solenoid or starter.

4.

Check/replace solenoid or starter.

 

 

 

 

 

Loss of power

1.

Cutting too much grass/too fast.

1.

Set in “Higher Cut” position/reduce speed.

 

2.

Throttle in “CHOKE” position.

2.

Adjust throttle control.

 

3.

Build-up of grass, leaves and trash under mower.

3.

Clean underside of mower housing.

 

4.

Dirty air filter.

4.

Clean/replace air filter.

 

5.

Low oil level/dirty oil.

5.

Check oil level/change oil.

 

6.

Faulty spark plug.

6.

Clean and regap or change spark plug.

 

7.

Dirty fuel filter.

7.

Replace fuel filter.

 

8.

Stale or dirty fuel.

8.

Drain fuel tank and refill with fresh gasoline.

 

9.

Water in fuel.

9.

Drain fuel tank and carburetor, refill tank with fresh

 

 

 

 

gasoline and replace fuel filter.

 

10.

Spark plug wire loose.

10.

Connect and tighten spark plug wire.

 

11.

Dirty engine air screen/fins.

11.

Clean engine air screen/fins.

 

12.

Dirty/clogged muffler.

12.

Clean/replace muffler.

 

13.

Loose or damaged wiring.

13.

Check all wiring.

 

14.

Carburetor out of adjustment.

14.

See “To Adjust Carburetor” in Service Adjustments

 

 

 

 

section.

 

15.

Engine valves out of adjustment.

15.

Contact an authorized service center/department.

 

 

 

 

 

Excessive vibration

1.

Worn, bent or loose blade.

1.

Replace blade. Tighten blade bolt.

 

2.

Bent blade mandrel.

2.

Replace blade mandrel.

 

3.

Loose/damaged part(s).

3.

Tighten loose part(s). Replace damaged parts.

 

 

 

 

 

 

 

 

 

 

25

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Poulan PO18H42STA manual Troubleshooting Points
Page 24 Page 26

PO18H42STA specifications

The Poulan PO18H42STA is a powerful and versatile lawn tractor designed to make mowing large lawns a breeze. With its robust engine and innovative features, this machine stands out as an exceptional choice for homeowners looking for efficiency and reliability in lawn care.

At the heart of the Poulan PO18H42STA is its 18.5 HP Briggs & Stratton engine, which provides ample power to tackle tough mowing tasks with ease. The engine is known for its durability and performance, ensuring that users can rely on it season after season. Whether you're dealing with thick grass or uneven terrain, the engine's strong output makes it well-suited for a variety of lawn conditions.

A key feature of the PO18H42STA is its 42-inch cutting deck. This deck strikes the perfect balance between maneuverability and cutting width, allowing users to navigate through tight spaces while still covering large areas efficiently. The cutting height can be easily adjusted using a manual lever, offering six different settings for a customized mowing experience tailored to the specific needs of your lawn.

The Poulan PO18H42STA also incorporates a hydrostatic transmission, which provides smooth, precise control over speed and direction. This technology eliminates the need for gear shifting, allowing for seamless operation as you move forward or reverse. It enhances the overall user experience, making it suitable for both seasoned operators and those new to lawn tractors.

For added comfort, this model features a comfortable high-back seat designed to reduce fatigue during longer mowing sessions. The seat is adjustable, allowing users to find their optimal driving position. Additionally, the tractor is equipped with ergonomic controls, making it user-friendly and easy to operate.

In terms of maintenance, the PO18H42STA is designed with accessibility in mind. The engine compartment opens easily for routine checks, and the cutting deck can be removed without hassle for cleaning or blade maintenance. This attention to design simplifies upkeep, ensuring that your lawn tractor remains in top condition.

Overall, the Poulan PO18H42STA is a reliable lawn tractor that combines power, convenience, and comfort. With its strong engine, versatile cutting deck, and user-friendly features, it is an excellent investment for anyone looking to maintain a beautiful lawn with minimal effort. Whether you're mowing grassy expanses or navigating around flower beds, this lawn tractor delivers outstanding performance and versatility.
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