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To adjust gauge wheels, To stop mower blades, Towingcarts&otherattachments – Craftsman 917.28921 User Manual

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TO ADJUST MOWER CUTTING HEIGHT

The position of the attachment lift lever (A)

determines the cutting height.

• Put attachment lift lever in desired cutting

height slot.

The cutting height range is approximately 1"
to 4". The heights are measured from the

ground tothe blade tip with the engine not run­
ning. These heights are approximate and may

vary depending upon soil conditions, height

of grass and types of grass being mowed.
• The average lawn should be cut to ap­

proximately 2-1/2" during the cool sea­
son and to over 3" during hot months.
For healthier and better looking lawns,
mow often and after moderate growth.

For best cutting performance, grass over

6" in height should be mowed twice. Make

the first cut relatively high; the second to

desired height.

TO ADJUST GAUGE WHEELS

Gauge wheels are properly adjusted when

they are slightly off the ground when mower

is at the desired cutting height in operating
position. Gauge wheels then keep the deck
in proper position to help prevent scalping
in most terrain conditions.

NOTE:

Adjust gauge wheels with tractor on

a flat level surface.

1,

2

.

3.

Adjust mower to desired cutting height

(See “TO ADJUST MOWER CUTTING
HEIGHT” in this section of manual).

With mower in desired height of cut posi­
tion, gauge wheels should be assembled

so they are slightly off the ground. Install
gauge wheel in appropriate hole. Tighten
securely.

Repeat for all, installing gauge wheel in

same adjustment hole.

Your tractor is equipped with an operator

presence

sensing

switch.

Any

attempt

by the operator to leave the seat with the
engine running and the attachment clutch
engaged will shut off the engine. You must
remain fully and centrally positioned in the
seat to prevent the engine from hesitating or
cutting off when operating your equipment
on rough, rolling terrain or hills.

1. Select desired height of cut with attach­

ment lift lever.

2. Start mower blades by engaging attach­

ment clutch control.

TO STOP MOWER BLADES -

disengage attachment clutch control.

^kcAUTION:

Do not operate

the mower

without either the entire grass catcher, on

mowers so equipped, or the deflector shield

(S) in place.

TO OPERATE MOWER

TO OPERATE ON HILLS
^WARNING:

Do not drive up or down

hills with slopes greater than 15° and do not
drive across any slope. Use the slope guide
provided at the back of this manual.

Choose the slowest speed before starting

up or down hills.

• Avoid stopping or changing speed on hills.

If stopping is absolutely necessary, push

clutch/brake pedal quicklyto brake position
and engage parking brake.

• Move gearshift lever to 1 st gear. Be sure

you have allowed room for tractor to roll
slightly as you restart movement.

• To restart movement, slowly release park­

ing brake and clutch/brake pedal.

• Make all turns slowly.

TOWINGCARTS&OTHERATTACHMENTS

Tow only the attachments that are recom­

mended by and comply with specifications
of the manufacturer of your tractor. Use
common sense when towing. Too heavy of
a load, while on a slope, is dangerous. Tires
can lose traction with the ground and cause

you to lose control of your tractor.

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