Poulan Pro PR450N20S Lawn Mower Manual

The Poulan Pro PR450N20S is a powerful 20-inch gas lawn mower designed for efficient grass cutting. It features a 450 series engine, adjustable cutting heights, and a durable steel deck. This manual provides essential information on safety, features, operation, maintenance, and troubleshooting.

1. Features at a Glance 2. Safety Information 3. Assembly Instructions 4. Specifications 5. Operating Instructions 6. Maintenance 7. Troubleshooting 8. Warranty Information

Features at a Glance

Key features include: 20-inch cutting deck, 450 series engine, adjustable cutting height, and foldable handle for easy storage.

Feature	Description
Cutting Deck	20-inch steel deck for durability and performance
Engine	450 series engine for reliable power
Cutting Height Adjustment	5-position height adjustment for customized cutting
Handle	Foldable handle for compact storage
Grass Bag	Large capacity grass bag for efficient collection

Safety Information

Read all safety instructions before operating the mower. Always wear appropriate safety gear, including eye protection and sturdy footwear.

WARNING! Keep hands and feet away from the cutting area while the mower is running.

Assembly Instructions

Follow these steps to assemble your lawn mower:

Attach the handle to the mower body using the provided bolts.
Install the grass bag by aligning it with the rear discharge opening.
Check all connections and ensure they are secure before starting the mower.

Specifications

Engine: 450 series, 140cc.
Cutting Width: 20 inches.
Cutting Height: 1.5 to 4 inches (5 positions).
Weight: 55 lbs.
Fuel Type: Unleaded gasoline.
Grass Bag Capacity: 1.9 bushels.

Operating Instructions

To start the mower, follow these steps:

Fill the fuel tank with unleaded gasoline.
Set the throttle to the "Start" position.
Pull the starter cord firmly to start the engine.
Adjust the cutting height as needed before mowing.

Maintenance

Regular maintenance is essential for optimal performance:

Check and change the oil regularly.
Clean or replace the air filter as needed.
Sharpen the blades at the beginning of each season.
Inspect the mower for any loose or damaged parts.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Engine won't start	No fuel	Check fuel level and fill if necessary.
Uneven cut	Blades dull	Sharpen or replace blades.
Excessive vibration	Loose parts	Tighten all screws and bolts.
Grass clippings not bagging	Clogged chute	Clear any debris from the discharge chute.

Warranty Information

This mower comes with a 2-year limited warranty. For warranty service, contact your local Poulan Pro dealer or visit our website.