Yard-Man 437 manual TROUBLE-SHOOTING Guide, Gasoline, Mower

Page 15

SECTION 9: OFF-SEASON STORAGE

Prepare your lawn mower for storage at the end of the season or if the unit will not be used for 30 days or more. Store the mower in a clean, dry area.

Gasoline

•Do not store gasoline from one season to another. Gasoline, stored more than one month, may affect engine performance.

•Replace your gasoline can if it starts to rust. Rust and/or dirt in the gasoline will cause problems.

Engine

•Follow recommendations in the accompanying engine manual for off-season storage of the engine.

Mower

NOTE: If storing the mower in an unventilated or metal storage shed, make sure to rustproof the equipment with a light oil or silicone.

•Store unit in a clean, dry area. Do not store next to corrosive materials, such as fertilizer or rocksalt.

•Clean underside of the mower according to instructions on page 12.

NOTE: The use of a pressure washer or garden hose to clean your mower is NOT recommended. Water may cause damage to electric components, spindles, pulleys, bearings or the engine. The use of water will result in shortened life and reduce serviceability.

•Lubricate the mower as instructed on page 12.

•You can fold your mower’s handle for convenience of storage.

•Inspect and replace/sharpen blade, if required. Refer to page 13.

SECTION 10: TROUBLE-SHOOTING GUIDE

Problem

 

Possible Cause

 

Corrective Action

Engine fails to start

1.

Blade control handle disengaged

1.

Engage blade control handle

 

2.

Spark plug wire disconnected

2.

Connect wire to spark plug

 

3.

Fuel tank empty, or stale fuel

3.

Fill up tank with fresh gasoline

 

4.

Blocked fuel line

4.

Clean fuel line

 

5.

Faulty spark plug

5.

Clean, adjust gap, or replace

 

6.

Engine flooded

6.

Wait a few minutes and start again.

Engine runs erratic

1.

Spark plug wire loose

1.

Connect and tighten spark plug wire.

 

2.

Blocked fuel line or stale fuel

2.

Clean fuel line, fill tank with clean, fresh

 

 

 

 

gasoline.

 

3.

Vent in gas cap plugged

3.

Clear vent.

 

4.

Water or dirt in fuel system

4.

Drain fuel tank. Refill with fresh fuel.

 

5.

Dirty air cleaner

5.

Clean air cleaner. Refer to engine manual.

Engine overheats

1.

Engine oil level low

1.

Fill crankcase with proper oil.

 

2.

Air flow restricted

2.

Clean lawn mower engine.

Occasional skip at high

1.

Spark plug gap too close

1.

Adjust gap to.030 inches.

speed

 

 

 

 

Idles poorly

1.

Spark plug fouled, faulty, or gap too wide

1.

Reset gap or replace spark plug.

 

2.

Dirty air cleaner

2.

Clean air cleaner.

Excessive vibration

1.

Cutting blade loose or unbalanced

1.

Tighten blade and adapter, balance blade.

 

2.

Bent cutting blade

2.

Replace blade.

 

3.

Bent engine crankshaft

3.

Contact your nearest service center

Fails to mulch grass

1.

Wet grass

1. Wait until grass is dry to cut.

 

2.

Excessively high grass

2. Mow once at a high cutting height, then

 

 

 

 

mow again at desired height.

 

3.

Dull blade

3. Sharpen or replace blade.

Uneven cut

1.

Wheels not in same height position

1. Reposition all wheels at same height.

 

2.

Dull blade

2. Sharpen or replace blade.

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

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Contents Operator’s Manual Table of Contents General Operation Important Safe Operation PracticesDo Not ServiceChildren Slope OperationYour Responsibility General ServiceSlope Gauge Assembling Your Lawn Mower Attaching Starter Rope Assembling Grass CatcherAttaching Grass Catcher Blade Control Handle Know Your Lawn MowerRemoving Grass Catcher Converting to Side-DischargeStarting Engine Operating Your Lawn MowerGas and Oil Fill-Up Before Starting MowerBagging Grass Clippings Using the MulcherAdjusting Cutting Height Operating Your Lawn MowerCleaning the Lawn Mower Engine MaintenanceMaintaining Your Lawn Mower Servicing Your Mower Blade CareTo Sharpen Blade Replacing Rear Flap Making AdjustmentsAdjusting Handle Height Adjusting CarburetorTROUBLE-SHOOTING Guide GasolineMower Parts List for Model Model MTD LLC, P.O. BOX 361131 CLEVELAND, Ohio 44136-0019 Phone MANUFACTURER’S Limited Warranty for

437 specifications

The Yard-Man 437 is a creative solution for homeowners seeking to enhance their outdoor maintenance experience. With its rugged design and powerful performance, it stands out as a reliable tool for tackling various yard tasks. The model boasts a compact size, making it easy to maneuver around tight spaces, while still providing ample cutting power required for efficient lawn care.

One of the main features of the Yard-Man 437 is its robust engine. Equipped with a reliable four-stroke engine, it ensures not only robust performance but also lower emissions, contributing to a cleaner environment. This engine delivers impressive torque, allowing the Yard-Man 437 to handle thick grass and challenging terrain effortlessly.

Another notable characteristic of the Yard-Man 437 is its cutting system. It comes outfitted with a wide cutting deck that can be adjusted for different grass heights. The deck’s sturdy construction can handle rough use while maintaining precision in cutting. Additionally, the model incorporates mulching capabilities, enabling homeowners to recycle grass clippings back into the lawn, promoting healthier soil and reducing waste.

For user convenience, Yard-Man has integrated several modern technologies into the 437. It features an easy-start system that allows for quick ignition, saving precious time on busy mornings. The model also utilizes a self-propelling mechanism, which significantly reduces the physical exertion required during operation, especially on slopes or uneven ground.

The cutting height can be easily modified with just a simple lever adjustment, allowing users to customize their mowing to suit varying grass types and conditions. Moreover, the 437 is designed with comfort in mind. It has an ergonomic handle that provides a comfortable grip and minimizes vibration, enhancing the overall mowing experience.

Durability is another important aspect of the Yard-Man 437. Built with high-quality materials, it is designed to withstand the rigors of regular lawn maintenance. Coupled with its maintenance-friendly design, which allows for easy access to engine components, this model ensures longevity and reliability in performance.

In summary, the Yard-Man 437 is an excellent choice for those seeking a powerful, efficient, and user-friendly lawn mower. Its combination of a robust engine, advanced cutting system, ease of use features, and durable construction make it a standout model in the realm of outdoor power equipment. Whether for small yards or larger properties, the Yard-Man 437 proves itself capable and reliable, delivering optimal results with every use.
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