Toro 21-inch 20684C Operator's Manual

Pages 12

Year 1988

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Toro 21-inch 20684C Mower Specification

The Toro 21-inch 20684C Mower is engineered for efficiency and convenience, designed to deliver a high-quality cut with minimal effort. This self-propelled lawn mower features a robust 163cc Briggs & Stratton® EXi 725 Series™ engine, offering reliable performance and easy starting. Its 21-inch cutting deck is crafted from durable steel, providing a wide mowing path that reduces the number of passes required, thus saving time and effort.

The mower is equipped with Toro's innovative Recycler® Cutting System, which finely mulches grass clippings and returns them to the lawn to promote healthy growth. The height of cut can be easily adjusted with a single lever, offering seven positions ranging from 1.25 to 3.75 inches to accommodate varying lawn conditions and preferences.

A key feature of the Toro 20684C is its Personal Pace® Self-Propel system, which adapts to the user's walking speed, providing a seamless mowing experience. This model also incorporates a washout port, enabling easy cleaning of the cutting deck by simply connecting a garden hose, which helps maintain optimal performance and prolongs the mower's lifespan.

The ergonomic handle is designed for comfort and control, featuring a quick stow lever for compact storage. The mower supports three cutting modes: mulching, bagging, and side discharge, providing versatility in lawn maintenance. Additionally, it includes a large capacity grass bag with a quick-release lever for easy disposal. With a focus on durability, ease of use, and superior cutting capability, the Toro 21-inch 20684C Mower is an excellent choice for maintaining a pristine lawn.

Toro 21-inch 20684C Mower F.A.Q.

How do I start the Toro 21-inch 20684C Mower?

To start the mower, ensure that the fuel valve is open, the throttle lever is set to the choke position, and the blade control lever is held against the handle. Then, pull the starter handle to start the engine.

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

Check the fuel level and ensure the fuel valve is open. Verify that the spark plug is connected properly and the air filter is clean. If the problem persists, consult the user manual or contact customer support.

How do I maintain the blade of the Toro 21-inch 20684C Mower?

Regularly inspect the blade for damage and wear. Sharpen the blade every 25 hours of use or as needed. Always disconnect the spark plug wire before performing maintenance on the blade.

What type of oil should I use for the Toro 20684C Mower?

Use SAE 30 oil above 32°F (0°C) or SAE 10W-30 for varying temperature ranges. Check the oil level before each use and change it after the first five hours of operation, then every 25 hours or annually.

How do I adjust the cutting height on the Toro 21-inch 20684C Mower?

To adjust the cutting height, move the wheels to the desired height setting using the adjustment levers located near each wheel. Ensure all wheels are set to the same height for an even cut.

What routine maintenance should I perform on the Toro 20684C Mower?

Perform regular maintenance including checking and changing the oil, cleaning or replacing the air filter, inspecting the blade, and checking the spark plug. Also, clean the deck after each use to prevent grass build-up.

How can I improve the mower's performance on uneven terrain?

Ensure the cutting height is set appropriately for the terrain. Sharpen the blade regularly and maintain proper tire pressure. Consider mowing in a different pattern to minimize scalping or uneven cuts.

What should I do if the mower is vibrating excessively?

Excessive vibration may indicate a damaged or unbalanced blade. Inspect the blade for damage and ensure that it is properly balanced. Tighten any loose hardware on the mower.

How do I store the Toro 21-inch 20684C Mower during the off-season?

Clean the mower thoroughly, remove all fuel from the tank, and change the oil. Store the mower in a dry, covered area to protect it from the elements. Disconnect the spark plug wire to prevent accidental starting.

How can I troubleshoot poor cutting performance?

Ensure the blade is sharp and not damaged. Check the engine speed to ensure it's running at full throttle. Examine the grass bag for clogs and clean the underside of the mower deck.