Operating your tiller, Warning, Your tiller – MTD 390 Series User Manual
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Operating 
Your Tiller
WARNING
The tine clutch control 
is a safety device. Never 
attempt to bypass its 
operation.
Use extreme care when 
handling gasoline. 
Gasoline is extremely 
flammable and the vapors 
are explosive. Never fuel 
tiller indoors or while 
engine is hot or running. 
Extinguish cigarettes, 
cigars, pipes, and other 
sources of ignition.
Keep hands and feet away 
from the tines. Refer to 
warning label on the unit.
Figure 4–1: The major parts of the tiller
Your Tiller
WARNING: Read, understand, and 
follow all instructions and warnings 
posted on the machine and in this 
manual before operating.
Forward Tine Engagement Lever
The forward tine control lever is located beneath the 
upper section of the handle. Squeezing the lever against 
the handle engages the tine drive. Release the lever to 
stop the tines from turning.
Reverse Tine Engagement Lever
The reverse tine control lever is located on top of the 
upper section of the handle. Pulling the lever toward 
operator engages the tines in reverse. Release the lever 
to stop the tines from turning in reverse.
Note: Never engage both the forward and reverse tine 
drives at the same time. Engaging both forward and 
reverse tine drives at the same time could damage the 
belt drives and cause the engin to stall.
Depth Stake
The depth stake controls the tilling depth. Refert to 
Operating Your Tiller later in this section for further 
instructions on its use.
Tines and End Caps
Tilling tines and end caps are used to cultivate, furrow 
and prepare your garden for seeding. End caps are used 
to avoid tilled soil from overflowing onto unwanted areas.
Handle Knob
The handle height may be adjusted. Loosen the knob to 
change the position. Tighten hardware when complete.
Engine Controls
NOTE: Refer to engine manual for additional information 
and functions of the engine controls.
Throttle Control
The throttle controls engine’s speed. Use maximum 
engine speed when tilling. Stop the engine when 
tranporting the tiller.
Choke Lever
Choke lever is located next to the throttle lever. It is used 
to enrich the fuel mixture when starting a cold engine. 
Recoil Starter
The recoil starter is located on the right side of the engine 
and is used to manually start the engine. 
Handle
Reverse Tine
Engagement Lever
Forward Tine
Engagement Lever
Depth Stake
End Cap
Throttle Control
Handle Knob
Tiller Tines
