Trouble Shooting Guide, Possible Causes

SECTION 11: TROUBLE SHOOTING GUIDE

Trouble

Engine fails to start

Engine runs erratic

Engine overheats

Occasional skip (hesitates) at high speed

Idles poorly

Excessive vibration

Mower will not mulch grass

Uneven cut

Possible Cause(s)

Blade control handle disengaged. Spark plug wire disconnected. Throttle control lever not in correct starting position.

Fuel tank empty, or stale fuel. Blocked fuel line.

Faulty spark plug. Engine flooded.

Unit running in CHOKE position. Spark plug wire loose.

Blocked fuel line or stale fuel.

Vent in gas cap plugged. Water or dirt in fuel system. Dirty air cleaner.

Carburetor out of adjustment. Engine oil level low.

Air flow restricted.

Carburetor not adjusted properly. Spark plug gap too close.

Spark plug fouled, faulty or gap too wide.

Carburetor improperly adjusted. Dirty air cleaner.

Cutting blade loose or unbalanced. Bent cutting blade.

Engine speed too low. Wet grass.

Excessively high grass.

Dull blade.

Wheels not positioned correctly.

Dull blade.

Corrective Action

Engage blade control handle. Connect wire to spark plug.

Move throttle lever to FAST or choke posi- tion.

Fill tank with clean, fresh gasoline. Clean fuel line.

Clean, adjust gap or replace.

Crank engine with throttle in FAST position. Move throttle lever to FAST position. Connect and tighten spark plug wire. Clean fuel line; fill tank with clean, fresh gasoline.

Clear vent.

Drain fuel tank. Refill with fresh fuel. Clean air cleaner.

Adjust carburetor.

Fill crankcase with proper oil. Remove blower housing and clean. Adjust carburetor.

Adjust gap to .030”.

Reset gap to .030” or replace spark plug.

Adjust carburetor. Clean air cleaner.

Tighten blade and adapter. Balance blade. Replace blade.

Set throttle to full throttle.

Do not mow when grass is wet; wait until later to cut.

Mow once at a high cutting height, then mow again at desired height or make a nar- rower cutting swath (1/2 width).

Sharpen or replace blade.

Place all four wheels in same height posi- tion.

Sharpen or replace blade.

Refer to separate engine manual packed with your mower for more engine related information.

NOTE: For repairs beyond the minor adjustments listed above, contact your nearest authorized service dealer.

11A-108Q401 specifications

The Yard-Man 11A-108Q401 is a reliable and versatile lawn mower designed for homeowners seeking an efficient solution for lawn care. This robust machine offers a variety of features and technologies aimed at enhancing performance and ease of use, making it a popular choice among gardening enthusiasts.

One of the defining features of the Yard-Man 11A-108Q401 is its powerful engine. Equipped with a reliable OHV (Overhead Valve) engine, this mower provides ample power and torque, ensuring it can handle various grass types and lawn conditions with ease. The engine’s efficiency not only improves mowing performance but also contributes to longer operational life and reduced fuel consumption.

The mower boasts a cutting width of 21 inches, making it suitable for both small and medium-sized lawns. The cutting deck is designed with a durable steel construction, which not only ensures longevity but also helps maintain a sharp blade for cleaner cuts. With adjustable cutting heights, users can choose from multiple settings to achieve the desired grass length, accommodating different lawn types and conditions.

Another key feature of the Yard-Man 11A-108Q401 is its self-propelled drive system, which significantly reduces the effort required to maneuver the mower. This feature is particularly beneficial for users with larger yards or uneven terrain, as it allows them to maintain control and navigate smoothly without straining themselves.

In terms of user comfort, the mower is designed with ergonomic handles that enhance grip and reduce vibration. This helps to minimize fatigue during extended mowing sessions, allowing users to work more efficiently and comfortably.

The Yard-Man 11A-108Q401 is also equipped with a rear bagging system, which effectively collects grass clippings for easy disposal. This feature not only ensures a tidy finish but also promotes a healthier lawn by recycling nutrients back into the soil.

For added convenience, the mower features a simple push-start system, making it easy for users to start with minimal effort. Maintenance is further simplified with easily accessible components, allowing for quick checks and adjustments.

In summary, the Yard-Man 11A-108Q401 combines power, efficiency, and user-friendly features, making it an ideal choice for homeowners looking to maintain their lawns effectively. With its durable construction and advanced technologies, this lawn mower stands out as a reliable companion for all your lawn care needs.