Troubleshooting

8

Problem

Cause

Remedy

Engine fails to start

1.

PTO/Blade engaged.

1.

Place knob (or lever) in disengaged (OFF)

 

 

 

 

position.

 

2.

Spark plug wire disconnected.

2.

Connect wire to spark plug.

 

3.

Fuel tank empty, or stale fuel.

3.

Fill tank with clean, fresh (less than 30 days

 

 

 

 

old) gas.

 

4.

Choke not activated.

4.

Place the throttle control in CHOKE position.

 

5.

Faulty spark plug.

5.

Clean, adjust gap or replace plug.

 

6.

Blocked fuel line.

6.

Clean fuel line and replace fuel filter.

 

7.

Engine flooded.

7.

Crank engine with throttle in FAST position.

 

8.

Parking brake not engaged

8.

Engage parking brake.

 

9.

Throttle control lever not in correct starting

9.

Place throttle lever to FAST position.

 

 

position.

 

 

Engine runs erratic

1.

Unit running with CHOKE activated.

1.

Move the throttle contol out of the CHOKE

 

 

 

 

position.

 

2.

Spark plug wires loose.

2.

Connect and tighten spark plug wire.

 

3.

Blocked fuel line or stale fuel.

3.

Clean fuel line; fill tank with clean, fresh

 

 

 

 

gasoline and replace fuel filter, is so equipped.

 

4.

Vent in gas cap plugged.

4.

Clear vent or replace cap if damaged.

 

5.

Water or dirt in fuel system.

5.

Drain fuel tank. Refill with clean, fresh

 

 

 

 

gasoline.

 

6.

Dirty air cleaner.

6.

Replace air cleaner paper element or clean

 

 

 

 

foam precleaner, is so equipped.

 

 

 

 

 

Engine overheats

1.

Engine oil level low.

1.

Fill crankcase with proper amount and

 

 

 

 

weight of oil.

 

2.

Air flow restricted.

2.

Clean grass clippings and debris from around

 

 

 

 

the engine’s cooling fins and blower housing.

 

 

 

 

 

Engine hesitates at high

1.

Spark plug gap too close.

1.

Remove spark plug and reset the gap.

RPM

 

 

 

 

 

 

 

 

 

Engine Idles rough

1.

Spark plug fouled, faulty or gap too wide.

1.

Replace spark plug. Set plug gap.

 

2.

Dirty air cleaner.

2.

Replace air cleaner element and/or clean

 

 

 

 

pre-cleaner, if so equipped.

 

 

 

 

 

Excessive vibration

1.

Cutting blade loose or unbalanced.

1.

Tighten blade and spindle. Balance blade.

 

2.

Damaged or bent cutting blade.

2.

Replace blade.

Mower will not mulch grass

1.

Engine speed too low.

1.

Place throttle in FAST (rabbit) position.

 

2.

Wet grass.

2.

Do not mulch when grass is wet.

 

3.

Excessively high grass.

3.

Mow once at a high cutting height, then

 

 

 

 

mow again at desired height or make a

 

 

 

 

narrower cutting swath.

 

4.

Dull blade.

4.

Sharpen or replace blade.

 

 

 

 

 

Uneven cut

1.

Deck not leveled properly.

1.

Perform side-to-side deck adjustment.

 

2.

Dull blade.

2.

Sharpen or replace blade.

 

3.

Uneven tire pressure.

3.

Check tire pressure in all four tires.

28

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MTD 1438, 1842 warranty Troubleshooting, Problem Cause Remedy
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1842, 1438 specifications

MTD 1438 and MTD 1842 are part of the MTD product line, which is known for, providing reliable and efficient solutions in the agricultural and gardening sectors. These models stand out due to their performance features, technology integrations, and user-friendly characteristics, making them suitable for both professionals and enthusiasts.

The MTD 1438 is a compact, versatile lawn tractor designed for small to medium-sized lawns. It is powered by a robust 14.5 HP engine that delivers reliable performance. One of its main features is the 38-inch cutting deck, which allows for a clean and efficient cut. The deck height can be easily adjusted to achieve the desired grass length, catering to various mowing conditions. The tractor also features a durable steel frame, which enhances stability and extends the lifespan of the machine.

In terms of technology, the MTD 1438 is equipped with an automatic transmission that simplifies operation, allowing users to focus on mowing rather than shifting gears. The user-friendly dashboard provides essential information at a glance, ensuring that users can monitor their machine’s performance without any hassle.

On the other hand, the MTD 1842 offers additional power and capabilities, making it suitable for larger lawns or more rugged landscapes. With a 18 HP engine, this model features a wider 42-inch cutting deck, allowing for increased efficiency by covering more ground in less time. It also maintains an adjustable cutting height, giving users flexibility in managing grass lengths across different terrains.

One of the standout characteristics of the MTD 1842 is its hydrostatic transmission. This technology offers seamless speed control, enabling smoother acceleration and easier navigation around obstacles. The tractor also features a comfortable seat and an ergonomic steering wheel, enhancing the overall user experience during longer mowing sessions.

Both models prioritize durability and ease of maintenance. They come with easy-access maintenance points, making it simple for users to keep their machines in top condition. Additionally, the design of both tractors allows for simple attachment of various accessories, such as baggers or mulching kits, increasing their versatility.

In summary, MTD 1438 and MTD 1842 are excellent choices for those seeking robust, efficient lawn care solutions. With their powerful engines, user-friendly technologies, and durable designs, these models offer reliability and performance that can meet a variety of landscaping needs. Whether tackling small yards or larger properties, these tractors provide the tools necessary for achieving a pristine lawn.
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