Yard Machines 660 Series Lawn Mower Manual

The Yard Machines 660 Series lawn mower is designed for efficient grass cutting with a powerful engine, adjustable cutting heights, and a durable build. This manual provides essential information on safety, features, operation, maintenance, and troubleshooting for optimal performance.

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 a 21-inch cutting deck, 3-in-1 capability (mulch, bag, side discharge), and a powerful 160cc engine.

Feature	Description
Cutting Deck	21-inch steel deck for durability and performance
Engine	160cc OHV engine for reliable power
Cutting Height Adjustment	5-position height adjustment for customized cutting
3-in-1 Capability	Mulching, bagging, and side discharge options
Wheels	Large rear wheels for better maneuverability

Safety Information

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

Keep hands and feet away from the cutting area.
Do not operate the mower in wet conditions.
Ensure all safety guards are in place before use.

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 hooks.
Check oil level and add oil if necessary.
Fill the fuel tank with fresh gasoline.

Specifications

Engine Type: 160cc OHV engine.
Cutting Width: 21 inches.
Cutting Heights: 1.25 to 3.75 inches (5 positions).
Weight: Approximately 60 lbs.
Fuel Capacity: 0.8 gallons.
Deck Material: Steel.

Operating Instructions

To operate the mower, follow these steps:

Start the engine by pulling the starter cord.
Adjust the cutting height as needed.
Begin mowing by pushing the mower forward.
Empty the grass bag when full.

Maintenance

Regular maintenance is essential for optimal performance:

Change the oil every 25 hours of operation.
Sharpen the blades at least once a season.
Clean the mower deck after each use.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Engine won't start	No fuel	Check fuel level and fill if necessary.
Uneven cutting	Blades dull	Sharpen or replace blades.
Grass clumping	Too tall grass	Mow at a higher setting or mow more frequently.
Excessive vibration	Loose parts	Tighten all bolts and screws.

Warranty Information

This product is covered by a 2-year limited warranty. For warranty claims, contact customer service at 1-800-555-0199.