SECTION 9: TROUBLE SHOOTING GUIDE

Trouble

Possible Cause(s)

Corrective Action

 

 

 

Engine fails to

Fuel tank empty, or stale fuel.

Fill tank with clean, fresh gasoline. Fuel will not last over

start

 

thirty days unless a fuel stabilizer is used.

 

Throttle control lever not in correct

Move throttle lever to start position.

 

starting position (if so equipped).

 

 

Blocked fuel line.

Clean fuel line.

 

Dirty aircleaner.

Refer to the engine manual packed with your unit.

 

Choke not in ON position.

Move switch to ON position.

 

Spark plug wire disconnected.

Connect wire to spark plug.

 

Faulty spark plug.

Clean, adjust gap or replace.

 

Engine flooded.

Refer to the engine manual packed with your unit.

Engine runs

Unit running on CHOKE.

Move choke lever to OFF position.

erratic

Spark plug wire loose.

Connect and tighten spark plug wire.

 

Blocked fuel line or stale fuel.

Clean fuel line; fill tank with clean, fresh gasoline. Fuel will

 

 

not last over thirty days unless a fuel stabilizer is used.

 

Vent in gas cap plugged.

Clear vent.

 

Water or dirt in fuel system.

Drain fuel tank. Refill with fresh fuel.

 

Dirty air cleaner.

Refer to the engine manual packed with your unit.

 

Carburetor out of adjustment.

Refer to the engine manual packed with your unit.

Engine over-

Engine oil level low.

Fill crankcase with proper oil.

heats

Dirty air cleaner.

Refer to the engine manual packed with your unit.

 

Air flow restricted.

Refer to the engine manual packed with your unit.

 

Carburetor not adjusted properly.

Adjust carburetor as instructed in separate engine manual.

Tines do not

Foreign object lodged in tines.

Dislodge foreign object.

engage

Tine clevis pin(s) missing.

Replace tine clevis pin(s).

 

Pulley and idler not in correct

Take unit to authorized service dealer.

 

adjustment.

 

 

Not shifting properly.

Refer to controls section of operator’s manual for proper

 

 

shifting procedures.

 

Control cable not adjusted properly.

Adjust control cable (see assembly instructions).

 

Belt worn and/or stretched.

Replace belt.

Wheels do not

Clevis pin missing.

Replace clevis pin.

engage

Tiller is not being shifted properly.

Refer to controls section of operator’s manual for proper

 

 

shifting procedures.

 

Control cable not adjusted properly.

Adjust control cable (see assembly instructions).

 

Belt worn and/or stretched.

Replace belt.

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

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MTD 410 Thru 420 manual Trouble Shooting Guide, Trouble Possible Causes Corrective Action

410 Thru 420 specifications

The MTD 410 through 420 models represent a significant advancement in outdoor power equipment, tailored for both amateur and professional gardeners. These machines are designed with user efficiency and comfort in mind, boasting a variety of features, technologies, and characteristics that enhance their performance and usability.

One of the standout features of the MTD 410 to 420 series is their powerful engines. Equipped with reliable four-stroke engines, these mowers provide ample power to tackle various terrains and vegetation types. The engines are designed to offer superior fuel efficiency, lower emissions, and reduced noise pollution, making them eco-friendly choices for environmentally conscious users.

The cutting technology in the MTD series is noteworthy. With adjustable cutting heights ranging from one to four inches, users can customize the mower's height based on the specific needs of their lawn or garden. The sharp, durable blades ensure a clean cut, promoting healthier grass growth and a neat appearance.

Ergonomics are a key focus in the design of the MTD 410 through 420. The models feature cushioned seats and adjustable handlebars, allowing for comfortable operation over extended periods. Additionally, the lightweight construction of these mowers ensures easy maneuverability and reduces operator fatigue, making it ideal for larger properties.

Another essential aspect of these models is their innovative technology. The MTD 410 to 420 are equipped with a self-propelling feature that helps adjust the mowing speed to match the user's pace, making cutting grass less strenuous. Furthermore, many of these mowers include a mulching capability, allowing clippings to be finely chopped and returned to the lawn as natural fertilizer, which aids in lawn health and reduces waste.

Durability and maintenance ease are also prioritized in these models. The robust metal frames and high-quality components ensure longevity, while easily accessible parts simplify routine maintenance.

Overall, the MTD 410 through 420 series combines power, user comfort, and innovative technology to create a range of mowers that cater to both the casual gardener and the dedicated lawn care professional. Whether it’s for residential or commercial use, these models stand out for their performance and reliability in outdoor maintenance tasks.