Craftsman 28928 Operation Manual - Page 18

TRACTOR

Always

observe

safety

rules

when

per-

forming

any

maintenance.

BRAKE

OPERATION

If tractor

requires

more

than

five

(5) feet

to

stop

at highest

speed

in highest

gear

on

a

level,

dry

concrete

or paved

surface,

then

brake

must

be serviced.

(See

"TO

CHECK

BRAKE"

in the

Service

and

Adjustments

section

of this

manual).

TIRES

•

Maintain

proper

air pressure

in all tires

(See

PSI on tires).

•

Keep

tires

free

of gasoline,

oil, or insect

control

chemicals

which

can harm

rubber.

•

Avoid

stumps,

stones,

deep

ruts,

sharp

objects

and

other

hazards

that

may

cause

tire

damage.

NOTE:

To seal

tire

punctures

and

prevent

flat

tires

due

to slow

leaks,

tire

sealant

may

be purchased

from

your

local

parts

dealer.

Tire

sealant

also

prevents

tire

dry

rot

and

corrosion.

OPERATOR

PRESENCE

SYSTEM

AND

REVERSE

OPERATION

SYSTEM

(ROS)

Be sure

operator

presence

and

reverse

operation

systems

are working

properly.

If

your

tractor

does

not function

as de-

scribed,

repair

the

problem

immediately.

•

The

engine

should

not start

unless

the

brake

pedal

is fully

depressed,

and

the

attachment

clutch

control

is in the

disen-

gaged

position.

CHECK

OPERATOR

PRESENCE

SYSTEM

•

When

the

engine

is running,

any

at-

tempt

by the

operator

to

leave

the

seat

without

first

setting

the

parking

brake

should

shut

off the

engine.

•

When

the

engine

is running

and

the

attachment

clutch

is engaged,

any

at-

tempt

by the

operator

to

leave

the

seat

should

shut

off the

engine.

•

The

attachment

clutch

should

never

op-

erate

unless

the

operator

is in the

seat.

ROS "ON" Position

Engine

"ON" Position

(Normal

Operating)

CHECK

REVERSE

OPERATION

(ROS)

SYSTEM

•

When

the

engine

is running

with

the

ignition

switch

in the engine

"ON"

posi-

tion

and

the

attachment

clutch

engaged,

any

attempt

by the

operator

to

drive

in

reverse

should

shut

off the

engine.

•

When

the

engine

is running

with

the

ignition

switch

in the

ROS

"ON"

position

and

the

attachment

clutch

engaged,

any

attempt

by the

operator

to

drive

in

reverse

should

NOT

shut

off the

engine.

BLADE

CARE

For

best

results

mower

blades

must

be

sharp.

Replace

worn,

bent

or damaged

blades.

_i, CAUTION:

Use

only

a replacement

blade

approved

by the

manufacturer

of

your

tractor.

Using

a blade

not

approved

by the

manufacturer

of your

tractor

is

hazardous,

could

damage

your

tractor

and

void

your

warranty.

BLADE

REMOVAL

1.

Raise

mower

to

highest

position

to

al-

low

access

to

blades.

NOTE:

Protect

your

hands

with

gloves

and/or

wrap

blade

with

heavy

cloth.

2.

Remove

blade

bolt

by turning

counter-

clockwise.

3.

Install

new

blade

with

stamped

"GRASS

SIDE"

facing

the

ground.

iMPORTANT:

To ensure

proper

assembly,

center

hole

in blade

must

align

with

star

on

mandrel

assembly.

4.

Install

and

tighten

blade

bolt

securely

(45-55

Ft.

Lbs.

torque).

iMPORTANT:

Special

blade

bolt

is heat

treated.

BLade

Blade Bolt

Assembly

(Special)

Center

Hole

BATTERY

Your

tractor

has a battery

charging

system

which

is sufficient

for

normal

use.

How-

ever,

periodic

charging

of the

battery

with

an

automotive

charger

will

extend

its life.

•

Keep

battery

and

terminals

clean.

•

Keep

battery

bolts

tight.

•

Keep

small

vent

holes

open.

•

Recharge

at

6-10

amperes

for

1 hour.

NOTE:

The

original

equipment

battery

on

your

tractor

is maintenance

free.

Do

not

attempt

to open

or remove

caps

or covers.

Adding

or checking

level

of electrolyte

is

not

necessary.

18

Craftsman 28928 Operation Manual - Page 18

ROS ON Position

Page 18 highlights