Snapper 1690769 User manual

OPERATOR’S

MANUAL

48"

ROTARY

MOWER

ROTARY

MOWER

FOR

DIESEL

TRACTORS

MFG.

NO.

1690769

FORM

1671064

PRINTED

U.S.A.

839

Table

Contents

SAFETY

RULES

DECALS

MOWER

SETUP,

HITCHING

UNHITCHING

SETUP

INSTRUCTIONS

HITCHING

THE

MOWER

UNHITCHING

THE

MOWER

’

OPERATION

CONTROLS

GENERAL

INSTRUCTIONS

CHECKS

BEFORE

STARTING

STOPPING

THE

MOWER

”

STARTING

THE

MOWER

CUTTING

HEIGHT

MOWING

PATTERNS

ENGINE

SPEED

OPERATION

SLOPES

NORMAL

CARE

NORMAL

CARE

INSTRUCTIONS

STORAGE

.-12

TROUBLESHOOTING

CONTENT

SECTION

TROUBLESHOOTING

PROCEDURES

BELT

REPLACEMENT

ADJUSTMENTS

DRIVE

BELT

TENSION

MOWER

LEVELING

PROCEDURE

FRONT

PTO

CLUTCH

ADJUSTMENT

MOWER

ASSEMBLY

IDENTIFICATION

STANDARD

FASTENER

IDENTIFICATION

CHART.

Safety

Rules

Read

these

safety

rules

and

them

closely.

Failure

obey

these

rules

could

result

loss

control

vehicle,

severe

personal

injury

yourself

bystanders,

damage

property

equipment.

The

triangle

the

text

signifies

important

cautions

warnings

which

must

followed.

ALL

WARNING,

CAUTION,

and

instructional

messages

your

mower

should

carefully

read

and

obeyed.

Personal

bodily

injury

can

result

when

these

instructions

are

not

fol¬

lowed.

GENERAL

•

Read

the

Operating

and

Service

Instructions

carefully.

thoroughly

familiar

with

the

controls

and

the

proper

use

the

equipment.

•

Never

allow

children

operate

the

machine.

not

allow

adults

operate

without

proper

instruction.

•

not

carry

passengers.

•

Use

only

attachments

accessories

designed

for

your

machine.

See

your

dealer

for

complete

list

recommended

attachmentsoraccessories.

•

Keep

the

area

operation

clear

all

persons,

particularly

small

children

and

pets.

•

When

using

any

attachments,

never

direct

dis¬

charge

material

toward

bystanders

allow

anyone

near

the

vehicle

while

operation.

•

Make

sure:

tractor

and

attachments

are

good

operating

condition,

all

safety

devices

and

shields

are

place

and

good

working

condition,

and

all

adjustments

(cutting

height,

etc.)

have

been

made.

PREPARATION

•

Handle

fuel

with

care

highly

flammable.

Use

approved

fuel

container.

Never

remove

the

cap

the

fuel

tank

add

fuel

running

hot

engine,

fill

the

fuel

tank

indoors.

Wipe

spilled

fuel.

•

not

runtheengineindoors.

Exhaust

fumes

are

deadly.

•

Clear

the

work

area

objects

which

might

picked

and

thrown.

•

Disengage

all

attachment

clutches

and

shift

into

neutral

before

attempting

start

the

engine.

•

Wear

heavy

footwear.

not

operate

tractor

when

barefoot

when

wearing

open

sandals

canvas

shoes.

OPERATION

•

Disengage

power

attachment(s)

and

stop

the

engine

before

leaving

the

operator’s

position.

•

Disengage

power

attachment(s)

and

stop

the

engine

before

making

any

repairs

adjustments.

•

Stop

engine

unclog

chute.

•

Stay

alert

for

holes

terrain

and

other

hidden

hazards.

extra

careful

with

operating

wet

slippery

surfaces.

•

The

vehicle

and

attachments

should

stopped

and

inspected

for

damage

after

striking

foreign

object,

and

the

damage

should

repaired

before

restarting

and

operating

the

equipment.

•

Disengage

power

attachment(s)

when

trans¬

porting

not

use.

•

When

mowing,

proceed

follows.

Mow

only

daylight

good

artificial

light.

Never

operate

the

tractor

without

the

mower

clutch

safety

interlock

switch

properly

attach¬

and

working.

Check

the

blade

mounting

bolts

for

proper

tightness

frequent

intervals.

•

not

stop

start

suddenly

when

going

uphill

downhill.

Mow

and

down

the

face

slopes;

never

across

the

face.

Safety

Rules

•

Reduce

speed

slopes

and

sharp

turns

prevent

tipping

loss

control.

Use

extreme

caution

when

changing

direction

slopes.

•

especially

careful

not

touch

tractor

attachment

parts

which

might

hot

from

opera¬

tion.

Allow

such

parts

cool

before

attempting

maintain,

adjust,

service.

•

Watch

out

for

traffic

when

crossing

near

roadways.

•

equipment

begins

vibrate

abnormally,

dis¬

engage

power

attachments

and

stop

engine

once.

Inspect

for

damage

and

correct

before

starting

again.

•

Use

care

when

pulling

loads

using

heavy

equipment.

Use

only

drawbar

hitch

point.

Limit

loads

those

you

can

safely

control.

not

turn

sharply.

Use

care

when

backing.

Use

counterweight(s)

wheel

weights

when

suggested

the

Operator’s

Manual.

ALL

WARNING,

CAUTION

and

instructional

mes¬

sages

your

tractor

and

mower

should

care¬

fully

read

and

obeyed.

Personal

bodily

injury

can

result

when

these

instructions

are

not

followed.

The

information

for

your

safety,

and

important.

The

following

are

your

rotary

mower.

DANGER

Stand

clear

discharge

opening.

not

operate

mower

without

dis¬

charge

deflector

entire

grass

collector

system

properly

installed.

LOCATION:

Near

Discharge

Opening

•

Take

all

possible

precautions

when

leaving

the

vehicle

unattended,

such

disengaging

the

power

take-off,

lowering

the

attachment(s),

shift¬

ing

into

neutral,

setting

the

parking

brake,

stop¬

ping

the

engine,

and

removing

the

key.

MAINTENANCE

AND

STORAGE

•

Keep

all

nuts,

bolts,

and

screws

tight

sure

the

equipment

safe

working

condition.

•

not

change

the

engine

governor

settings

overspeed

engine.

•

reduce

fire

hazard,

keep

the

engine

free

grass,

leaves,

excessive

grease.

•

Never

store

the

equipment

with

fuel

the

tank

inside

building

where

fumes

may

reach

open

flame

spark.

Allow

the

engine

cool

before

storing

any

enclosure.

DANGER

keep

hands

feet

from

under

mower

LOCATION:

Right-Hand

Top

Mower

Deck

(

IMPORTANT

For

proper

operation

adjust

maintain

top

arm

green

Jjjt

zone

jiff

No.

1664808

Located

the

PTO

idler

pulley

support

bracket

shown

figure

10.

ASSEMBLY

Mower

Setup,

Hitching

Unhitching

ATTENTION

SETUP

PERSONNEL:

setup

personnel

you

have

obligation

know

the

product

better

than

the

customer.

This

includes

safety

items.

Prior

actual

setup,

thoroughly

fami¬

liarize

yourself

with

the

Operator’s

Manual.

Pay

special

attention

all

safety

warnings,

possible

during

setup

place

yourself

position

which

hazardous

than

when

the

unit

operation.

Remember,

your

responsibility

set

the

product

safely

and

know

well

enough

able

instruct

customer

the

safe

use

his

power

unit.

Safety

matter

common

sense

...

matter

thinking

before

acting.

Most

shops

have

specific

safety

practices.

them.

The

precautions

listed

the

Operator’s

Manual

should

not

supersede

existing

practices

but

should

considered

supplemental

information.

^WARNING

Before

leaving

the

operator’s

seat

for

any

reason,

make

sure

the

front

clutch

switch

OFF,

the

engine

stopped,

ignition

key

removed

and

parking

brake

set.

Place

the

mower

deck

flat

working

surface

and

open

the

parts

bag.

Arrange

all

hardware

according

size

and

type,

and

proceed

follows.

(See

Fastener

Chart

back

manual).

After

assembly,

recheck

the

mower

with

figure

sure

mower

attached

correctly.

Remove

the

two

carriage

bolts

(E,

figure

26)

with

their

hardware

from

the

mower

deck.

Loosen,

but

not

remove,

the

hex

nut

holding

the

large

flat

washer

(F).

Install

the

shield

(D)

shown,

making

sure

the

notch

the

shield

seated

behind

the

large

washer

(F).

Install

the

two

carriage

bolts

(E)

from

underneath

through

the

mower

deck

and

deflector.

align

holes,

may

help

loosen

nut

(BB).

Then

install

large

washer,

lockwasher,

and

hex

nut

(A,

and

each

carriage

bolt

and

tighten

all

hardware

place.

sure

also

retighten

the

hex

nut

the

third

large

washer

(F).

Tighten

nut

(CC),

loosened.

When

the

mower

shipped

from

the

factory,

the

hitch

installed

backwards

the

mower

for

shipping

purposes.

Remove

the

hitch

removing

capscrews,

attaching

hardware,

pins

and

clips.

Insert

spacers

(H)

middle

holes

each

side

hitch

and

install

between

mower

bracket

(I)

posts

Figure

26.

48"

Mower

Assembly

Mower

Setup,

Hitching

Unhitching

shown

the

spacers

align

with

the

bracket

holes.

Install

capscrew

(G)

with

lockwasher

(K)

each

side

through

bracket

(I)

and

spacer

(H)

the

hitch.

Tighten

each

capscrew

with

nut

(L).

each

side,

insert

(N)

thru

yoke

(J)

and

hitch.

Insert

cotter

pins

(O)

thru

the

pins

and

bend

the

legs

fully.

The

handle

assemblies

are

assembled

skin

pack.

Remove

the

assemblies

from

the

skin

pack

and

apply

grease

the

handle

(Q)

threads.

Install

both

handle

assemblies

follows.

Remove

the

nut

(Y)

from

the

socket

(R).

Remove

the

cotter

(X)

and

washer

(W)

from

the

pivot

(V).

Install

the

socket

(R)

into

the

rocker

arm.

Install

the

pivot

(V)

into

the

roller

bracket.

10.

Secure

the

socket

(R)

with

the

nut

(Y).

Secure

the

pivot

(V)

with

the

washer

(W)

and

cotter

(X).

11.

The

outside

rollers

(AA),

washers

(Z)

and

cotter

pins

(AA)

are

shipped

loose.

Slide

washer,

roller,

and

other

washer

onto

each

end

roller

bar.

Insert

cotter

pins

thru

outer

ends

roller

bar

and

spread

legs

fully.

the

left

end

roller

bar,

inner

cotter

already

installed

position

the

roller.

sure

legs

are

spread

fully.

12.

Check

all

three

blade

capscrews

sure

they

are

torqued

from

ft.

lbs.

(68

N.m).

SETUP

INSTRUCTIONS

NOTE

install

mower

tractor

equipped

with

agricul¬

tural

tires,

you

will

need

Kit

#1690892.

Place

the

attachment

lift

fully

raised

position.

Stop

engine

and

remove

key

before

leaving

seat.

Place

the

cable

(L,

figure

over

the

pulley

(F).

Insert

the

spacer

(I).

Attach

the

pulley

(F)

bracket

(K)

with

1-1/2"

(J)

and

spring

clip

(E).

Use

the

four

capscrews

(D),

washers

(C),

lock-

washers

(B)

and

nuts

(A)

attach

bracket

(K)

bottom

tractor,

the

bracket

shown

installed

figure

Insert

capscrews

from

top.

Install

the

l"pin

(G,

figure

and

spring

clip

(H)

the

clevis

until

mower

hooked

up.

Route

the

cable

(B,

figure

the

rear

the

tractor.

Nut,

3/8-16

Pin,

long

shaft

Lockwasher,

3/8

Spring

Clip

Washer,

13/32

Spacer

Capscrew,

3/8-1

Pin,

1-1/2"

long

shaft

Spring

Clip

Pulley

Support

Bracket

Pulley

Cable

Figure

Pulley

Support

Bracket

Installed

Pulley

Support

Bracket

Cable

Mower

Setup,

Hitching

Unhitching

emove

the

nut

and

washer

(B,

figure

3).

Position

the

lift

link

(A)

90°

angle

arm

(J).

Reinstall

nut

and

washer

(B).

Figure

Lift

Cable

and

Guards

Lift

Link

Nuts

and

Washer

Cable

Guard

Pin,

long

shaft

Nuts

Spring

Clip

Pulley

Mounting

Bracket

Cable

Arm

Connect

the

cable

clevis

the

lift

link

with

the

(C)

and

spring

clip

(D).

Remove

the

two

capscrews

(F),

position

the

cable

guard

(G)

shown,

then

reinstall

capscrews

secure.

Place

the

cable

(D,

figure

the

pulley

(I).

Assemble

the

capscrew

(F),

belt

stops

(G),

pulley

(I)

and

bracket

(L)

shown.

Check

assembly

referring

item

figure

Figure

Lift

Cable

and

Guards

Lift

Link

Belt

Stops

Spring

Clip

Spacer

Pin,

long

shaft

Pulley

Cable

Nut,

3/8-16

Cable

Guard

Lockwasher,

3/8

Capscrew,

Pulley

Mounting

Bracket

3/8-16

1-1/2

10.

emove

the

two

nuts

(H,

figure

3),

position

the

pulley

mounting

bracket

(I)

shown,

then

reinstall

the

nuts

(H).

Mower

Setup,

Hitching

Unhitching

11.

ake

sure

the

lift

bracket

(A,

figure

installed

with

hardware

(B)

shown

inserting

capscrew

from

inside.

Use

two

3/8-16

capscrews,

3/8

lockwashers

and

3/8

nuts.

ift

Bracket

Hardware

12.

sing

the

rear

holes

each

footrest,

install

the

upstops

(D,

figure

shown.

See

figure

check

installation.

Notice

for

tractors

with

agricultural

tires,

different

holes

(B,

figure

are

used.

Capscrew,

5/16-18

1-1/2

Washer,

5/16

Washer,

13/32

1.5

(special)

Upstop

Washer,

5/16

Lockwasher,

5/1

Nut,

5/16-18

Upstop

Bracket

For

Tires

13.

ttach

the

belt

stop

(H,

figure

the

left-hand

mower

bracket

with

fasteners

shown.

Spacer

Capscrew,

7/16-14

3-3/4

Lockwasher,

7/16

Hitch,

right-hand

Nut,

7/16-14

Nut,

5/16-18

Hitch,

left-hand

Lockwasher,

5/16

Capscrew.

5/16-18

Washer,

5/16

Belt

Stop

Mower

Setup,

Hitching

Unhitching

14.

Install

the

mounting

brackets

(D,

figure

with

four

7/16

2-1

capscrews,

lockwashers

and

nuts

shown.

The

brackets

are

shown

installed

figure

not

tighten

the

hardware

this

time.

After

you

hitch

the

mower

this

bracket

(see

Mower

Hitching)

you

will

center

the

bracket

the

axle

and

then

tighten

the

hardware.

Figure

Mounting

Brackets

Mounting

Bracket

HITCHING

THE

MOWER

Make

sure

all

parts

have

been

installed

described

"Setup

Instructions."

Make

sure

electric

clutch

has

been

installed

described

instructions

supplied

with

the

clutch.

Place

tractor

and

mower

smooth

level

surface.

Turn

the

front

wheels

for

sharp

left

turn

and

slide

the

mower

under

the

tractor

from

the

right

side.

Align

the

mower

hitch

under

the

mounting

brackets

tractor

front

axle

(see

figure

9).

From

front

tractor

use

wood

block

support

and

plank

lever

lift

the

mower

hitch

into

the

mounting

brackets.

While

holding

mower

install

and

spring

clip

each

side

attach

mower

mount¬

ing

brackets

(procedure

most

easily

done

two

persons).

Use

front

holes

for

tractors

with

agricul¬

tural

tires,

rear

holes

for

turf

tires.

Center

the

mower

the

axle,

then

tighten

the

hardware

for

the

mounting

brackets.

Install

idler

pulley

bracket

(A,

figure

10)

follows.

Attach

front

plate

(D)

with

two

7/16

capscrews,

7/16

lockwashers

and

7/16

nuts.

sure

lock-

washers

and

nuts

are

inside.

Secure

rear

bracket

hitch

with

pins

and

clips

(C).

Pull

V-belt

from

idler

pulley

support

bracket

front

clutch

(figure

10).

Install

the

belt

the

INNER

GROOVE

(closest

engine)

the

front

clutch.

See

figure

11.

Release

the

belt

tension

lever

for

slack

and

install

the

other

end

the

V-belt

the

mower

drive

pulley.

Check

sure

belt

not

twisted

and

fully

all

pulley

grooves

(figure

11).

Bracket,

Idler

Pulley

Front

Support

Plate

Capscrew,

7/16-14

Belt

Tenion

Lever

Pins

and

Clips

Clutch

Pulley

Idler

Pulleys

Mower

Pulley

Mower

Setup,

Hitching

Unhitching

10.

Attach

the

lift

cable

the

mower

lift

bracket

(figure

12).

Lift

Cable

UNHITCHING

THE

MOWER

Unhook

lift

cable

from

mower.

fasten

cable

out

the

way,

the

cable

end

the

cable

portion

behind

the

lift

pulley

under

the

tractor.

Lift

the

belt

tension

lever

(E,

figure

10)

for

slack

and

remove

the

V-belt

from

the

mower

drive

pulley.

Remove

the

idler

pulley

support

bracket

(A,

figure

10)

from

the

tractor.

Remove

clutch

cover

remove

V-belt

from

front

clutch.

Use

the

same

leverage

system

for

installation

remove

the

hitch

pins

and

lower

mower

ground.

Store

pins

mower

hitch.

Remove

mower

from

under

tractor.

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