Throttle Control Lever

A

On/Lights

 

The throttle control lever is located on the right side of the

 

 

Start

tractor’s dash panel. This lever controls the speed of the engine

 

 

Off

and, on some models, when pushed all the way forward, the

 

choke control also. When set in a given position, the throttle will

 

 

maintain a uniform engine speed. See Fig. 4-2.

 

 

FAST

SLOW

CHOKE FAST

SLOW

B

Off

On/Lights

 

 

 

On

Figure 4-2

IMPORTANT: When operating the tractor with the cutting deck engaged, be certain that the throttle lever is always in the FAST (rabbit) position.

Choke Control

On some models, moving the throttle lever all the way forward activates the engine’s choke control. On all other models, the choke control can be found on the left side of the dash panel and is activated by pulling the knob outward. Activating the choke control closes the choke plate on the carburetor and aids in starting the engine. Refer to Starting The Engine in the Operation section of this manual for detailed starting instructions.

Ignition Switch

Your new lawn tractor will have one of the following ignition switches. Use Fig. 4-3 to identify which switch your machine utilizes and follow these instructions for proper operation.

3-Position Ignition Switch

The ignition switch is activated to start the engine. Insert key into the ignition switch and turn clockwise to the START position. Release the key into the ON position once engine has fired. See Fig. 4-3A. The engine will run with the headlights on.

To stop the engine, turn the ignition key counterclockwise to the OFF position. See Fig. 4-3A.

Start

C

 

Reverse

Normal

Caution Mode

 

Mowing

 

Start

Stop

Position

Position

 

Figure 4-3

4-Position Ignition Switch

The ignition switch is activated to start the engine. Insert key into the ignition switch and turn clockwise to the START position. Release the key into the ON position once engine has fired.

See Fig. 4-3B. The engine will run with the headlights off in this position. To activate the headlights, turn the key one more position to the left. The engine will continue to run with the headlights on.

Section 4 — Controls and Features

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MTD 1842, 1438 warranty Throttle Control Lever, Choke Control, Position Ignition Switch
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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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