Use and Care Manual

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SERVICE AND MAINTENANCE

Engine Speed

WARNING

To avoid serious injury or death, DO NOT modify engine in

any way. Tampering with the governor setting can lead

to a runaway engine and cause it to operate at unsafe

speeds. NEVER tamper with the factory setting of the

engine governor.

WARNING

Running the engine faster than the speed set at the

factory can be dangerous and will VOID THE ENGINE

WARRANTY.

Removing Snow from the Engine

After each use, remove snow from the following areas:

Oil Fill Cap & Dipstick

Fuel Cap

Recoil Starter/Flywheel Screen

Linkage

Guards

Spark Plug Connection (if visible)

Electric Starter Switch Box, if present (see the equipment

Operator’s Manual instructions).

NOTE: See the equipment Operator’s Manual instructions for

proper location of fuel cap and control lever.

Removing snow will ease operation of the recoil starter and

reduce the risk of water contamination when opening the fuel

cap.

NOTE: For more information about recoil starters, see Engine’s

with Recoil Starters in the Operation Section of this manual.

Transporting Your Engine

WARNING

NEVER transport this engine inside of another vehicle or

in any enclosed space if there is any fuel in the tank. Fuel

vapor or spilled fuel may ignite.

WARNING

If there is fuel in the fuel tank, close the fuel shut-off

valve, if equipped, and transport the engine upright in

an open vehicle, such as an open trailer or open bed of a

pickup truck.

If you DO NOT have an open vehicle and have to transport

the engine upright in a closed vehicle, follow these steps for

emptying the fuel tank before transporting:

NOTE: When installing a new spark plug, tighten ⁄ turn

after the spark plug seats to compress the washer. When

reinstalling a used spark plug, tighten ⁄-⁄ turn after the

spark plug seats to compress the washer.

NOTE: The spark plug must be securely tightened. An

improperly tightened spark plug can become very hot and

may damage the engine.

0.03-0.06 in.

0.76-1.5 mm

Figure 11

Adjustments

DO NOT make any engine adjustments. Factory settings are

satisfactory for most conditions. If adjustments are needed,

contact your Authorized MTD Servicing Dealer.

Diagnostic Service Light

Used to determine engine system fault and provide diagnostic

information. The service light (a) will light up briefly when

turning the on/off key to the ON position (Figure 12). If the

service light remains on or flashes, turn the on/off key to the

OFF position and contact the nearest Authorized MTD Servicing

Dealer.

Figure 12

Alternator (if equipped)

Contact your Authorized MTD Servicing Dealer for alternator