Toro Recycler II Super Pro 21-inch 20437 Operator's Manual

Toro Recycler II Super Pro 21-inch 20437 Mower manual cover
Pages 20
Year 1993
Language(s)
English en

Toro Recycler II Super Pro 21-inch 20437 Mower Specification

The Toro Recycler II Super Pro 21-inch 20437 Mower is engineered for optimal performance and durability, catering to both residential and professional landscaping needs. It features a robust 163cc Briggs & Stratton engine, providing reliable power and efficiency for various mowing conditions. The mower's 21-inch cutting width is designed to cover substantial ground with each pass, enhancing productivity. Equipped with Toro's patented Recycler Cutting System, it finely chops grass clippings into nutrient-rich mulch that returns to the lawn, promoting healthier grass growth and reducing waste.

The mower's steel deck is built to withstand rigorous use while maintaining a lightweight profile for ease of maneuverability. Its adjustable cutting height ranges from 1 to 4 inches, offering versatility for different types of grass and desired lawn finishes. The self-propelled mechanism is driven by variable-speed front-wheel drive, providing users with control and ease of operation, especially on uneven terrain.

Additional features include durable steel wheels with precision ball bearings, ensuring smooth movement and longevity. The ergonomic handle is designed for comfort, reducing user fatigue during extended use. A washout port allows for easy cleaning of the deck, ensuring longevity and efficiency. The Toro Recycler II Super Pro 20437 combines innovative mowing technology with practical features, making it an excellent choice for users seeking a reliable and efficient lawn care tool.

Toro Recycler II Super Pro 21-inch 20437 Mower F.A.Q.

How do I start the Toro Recycler II Super Pro 21-inch 20437 Mower?

To start the mower, ensure the fuel valve is open. Press the primer bulb three times if the engine is cold. Pull the starter handle firmly while holding the safety bar against the handle.

What type of oil should I use for the Toro Recycler II Super Pro 21-inch 20437 Mower?

Use SAE 30 oil for optimal performance in temperatures above 32°F (0°C). For colder conditions, SAE 10W-30 can be used.

How often should I sharpen the mower blade?

Sharpen the mower blade at least once a season or after every 25 hours of use to ensure a clean cut and maintain lawn health.

What should I do if the mower won't start?

Check the fuel level and ensure fresh fuel is used. Inspect the spark plug for wear or damage and replace if necessary. Make sure the air filter is clean and not clogged.

How do I clean the Toro Recycler II Super Pro 21-inch 20437 Mower deck?

Ensure the mower is turned off and the spark plug is disconnected. Use a hose or pressure washer to remove grass clippings and debris from the deck. Avoid getting water on the engine.

What is the proper way to store the mower for the winter?

Empty the fuel tank or add a fuel stabilizer. Clean the mower thoroughly, including the deck and blade. Store in a dry, sheltered location and cover it to protect from dust and moisture.

How do I adjust the cutting height on the Toro Recycler II Super Pro 21-inch 20437 Mower?

Move the height adjustment lever located near each wheel to the desired position. Ensure all wheels are set to the same height for an even cut.

What maintenance should be performed regularly on this mower?

Regular maintenance includes checking and changing the oil, cleaning or replacing the air filter, sharpening the blade, and inspecting the spark plug.

How can I improve the mower's mulching performance?

Ensure the blade is sharp and the deck is clean. Mow when the grass is dry and avoid cutting more than one-third of the grass height in a single pass.

What should I do if the mower vibrates excessively?

Check the blade for balance and damage. Tighten any loose parts and inspect the wheels. If the problem persists, consult the owner's manual or a professional technician.