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Using your rotary mower, Adjustments, Cutting height adjustment – MTD 111-080R000 THRU 111-089R000 User Manual

Page 9: Throttle control adjustment

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USING YOUR ROTARY MOWER

Be sure that lawn is clear of stones, sticks, wire, or other
objects which could damage lawn mower or engine.
Such objects could be accidently thrown by the mower
in any direction and cause serious personal injury to

the operator and others.

For the best results, do not cut wet grass because it

tends to stick to the underside of the mower, prevent­

ing proper discharge of grass clippings, and could
cause you to slip and fall. New grass, thick grass or

wet grass may require a narrower cut. Blade speed
should be adjusted to the condition of the lawn.

The best mowing pattern is one that allows the clippings
to discharge towards the uncut part of the lawn. This

permits recutting of the clippings to further pulverize

them. When cutting high weeds, discharge towards cut
portion, then recut at right angles to first direction.

For best results, cut off one-third or less of the total
length of the grass. Lawn should be cut in the fall as
long as there is growth.

This mower is designed to be operated at full throttle
to give you the best cut and do the most effective job
of bagging the cut grass.

A

WARNING: If you strike a foreign object,
stop the engine. Remove wire from spark
plug, thoroughly inspect the mower for any
damage, and repair the damage before
restarting and operating the mower. Exten­
sive vibration of the mower during opera­

tion is an indication of damage. The unit
should be promptly inspected and

repaired.

ADJUSTMENTS

A

WARNING: Do not at any time make any
adjustment to lawn mower without first
stopping engine and disconnecting spark
plug wire.

CUTTING HEIGHT ADJUSTMENT

An adjusting plate and thumb lever at each wheel posi­
tion provides cutting height adjustment. Each adjusting

plate has nine height positions. Height of cut will be
changed when the thumb lever is moved from one hole

to another. Simply depress the lever towards wheel and

move wheel and lever assembly to desired position. All

wheels must be placed in the same relative position.
See figure 12.

FIGURE 12.

THROTTLE CONTROL ADJUSTMENT

If the throttle control (optional) needs adjustment or if
it has been replaced, adjust as follows.

Briggs & Stratton Quantum Engi.ies:

1. Remove the screw shown in figure 13. Remove the

cable clamp from the cable.

2. Push the throttle control lever on the handle all the

way forward to CHOKE position. Make certain the
throttle control lever remains in this position.

3. Push the control lever on the engine as far toward

the

rear

of the engine as it will go. Secure the cable

in this position with the cable clamp and screw.

Cable

Clamp

FIGURE 13.—Briggs & Strattoh Quantum Engines

Briggs & Stratton Standard and Sprint Engines

and all Tecumseh Engines (all other models):

1. Loosen (do not remove) the screw on the cable

clamp so that the cable will move freely under the
clamp. See figure 14.

2. Place the throttle control lever on the handle all the

way forward to START position.

3. Place the control lever on the engine in the full

open position by pushing it as far toward the

out­

side

(Briggs and Stratton engine) or

rear

(Tecumseh engine) of the engine as it will go.
Tighten the screw on the cable clamp to secure
the cable in this position.