Cub Cadet 524 SWE User manual

Safe
Operation Practices
. Set-Up
. Operation . Maintenance. Serv:ce
. Troubleshooting. Warranty
Cub
OpeRAToR's
MANUAL
Two-StageSnow
Thrower
- 524SWE
A wnnNrNG
READANDFOLLOWALL
SAFETY
RULES
ANDINSTRUCTIONS
IN
THISMANUAL
BEFOREATTEMPTING
TO
OPERATE
THISMACHINE.
FAILURE
TOCOMPLY WITHTHESEINSTRUCTIONS
MAYRESULT
INPERSONAL
INJURY.
Printed
ln
USA
cuBCADET
LLC,P.O.BOX
361131
CLEVELAND,
OHIO
44136-0019
FormNo.
769-04052
(June
12,2008)

ToThe0wner
Thank
You
Thank
you
forpurchasing aSnow
Throwermanufactured
by
CubCadet
LLC.ltwascarefully
engineeredto provide
excellent
performance
when
properly
operated
and
maintained.
Pleasereadthisentire
manual
prior
tooperating
theequipment.
Itinstructs
youhowto safelyandeasily setup,operate
and
maintain
your
machine.Pleasebe
surethat
you,
and
anyother
persons
who willoperatethemachine,carefully
followthe
recommendedsafety
practices
atalltimes.Failureto do socould
resultin
personal
injuryor
property
damage.
Allinformationinthis
manualis
relativetothe
mostrecent
product
informationavailable
atthetimeof
printing.
Review
this
manualfrequentlyto
familiarize
yourself
withthe
machine,
itsfeaturesandoperation.
Pleasebe
awarethatthis
Operator's
Manualmaycovera
rangeof
product
specifications
forvarious
models.Characteristics
andfeaturesdiscussed
and/or
illustrated
in
this
manualmay
notbeapplicable
toallmodels.
CubCadet
LLCreservesthe rightto change
product
specifications,
designs
and
equipmentwithout
noticeand
withoutincurring
obligation.
1
lf
you
haveany
problems
or
questions
concerningthe
machine,
phoneyour
localCub
Cadetdealer
orcontact
usdirectly.
Cub
Cadet's
Customer
Support
telephone
numbers,
websiteaddress
and
mailingaddress
canbe
found
onthis
page.
Wewantto
ensure
your
completesatisfaction
atalltimes.
Throughoutthis
manual,all
references
to rightand
/efrsideofthe
machineare
observed
fromtheoperating
position.
Tableof
(ontents
lmporta
nt
Safe
O
perotion
Practices......................
3
Assembly&Set-Up ............
7
Controls&Feotures ...........11
Operation. .......14
Maintenance&
Adjustment........ .......16
EngineMointenance............... ............19
Service ............21
Troubleshooting......... .....24
Replacement
Parts..... .....25
Record
Product
lnformation
Beforesetting
upandoperating
yournew
equipment,
please
locatethe
model
plate
ontheequipment
and
recordthe
informationintheprovided
areatothe right.Youcan
locate
the
model
plate
bystandingatthe
operator's
position;rrrdlr,lllkirril
rlc;vn
,rtf
ire
t'.rrcl tlrerJi.r.
ii.Thisinformation
willbe necessary,
should
you
seektechnicalsupport
via
our
web site,Customer
Support
Department,orwithalocalauthorized
servicedealer.
Moorl NuMarn
!!TTTTTTTIT
Senrnl
Nurusen
TTTNTITITTT
Customer
5upport
lf
you
havedifficulty
assembling
this
product
orhaveany
questions
regardingthecontrols,
operation,
ormaintenanceof
thismachine,
you
canseek
helpfromtheexperts.
Choose
from
the
optionsbelow;
0 Visit us
onthewebat
www.cubcadet.com
0 CallaCustomer
Support
Representativeat
(800)
965-4CUB
0 Locate
your
nearestCubCadet
Dealerat(877)282-8684
0 WriteusatCub
Cadet
LLC.P.O.Box361131
.
Cleveland,OH
.44136-0019

Important
SafeOperation
Practices
WARNING! ffrissymbol
points
out
importantsafety
instructions
which,if
notfollowed,
couldendangerthe
personal
safety
and/or
property
of
yourself
andothers.
Readandfollow
all
instructionsinthismanualbeforeattempting
tooperate
this
machine.Failuretocomply
with
these
instructions
mayresultin
personal
injury.
When
you
seethissymbol.
HEEDITSWARNING!
CALIFORNIA
PROPOSITION
65
WARNING!
EngineExhaust,someofitsconstituents,
andcertain
vehiclecomponents
contain
oremitchemicals
known
to Stateof
California
tocausecancer
andbirthdefects
orother
reproductiveharm.
DANGER:
Thismachinewasbuilttobeoperatedaccording
tothe
safeoperation
practices
in
thismanual.
Aswith
anytypeofpower equipment,
carelessness
orerror
onthe
part
ofthe
operator
canresultinserious
injury.Thismachine
is
capable
ofamputating
fingers,hands,
toesandfeetandthrowing
foreign
objects.
Failureto observe
the
followingsafety
instructions
could
resultinseriousinjuryordeath.
2.
Training
6.
5.
Read,understand,and
follow
all
instructions
onthe
machineand
in
the
manual(s)
before
attempting
to
assembleandoperate.
Keepthismanualinasafe
place
for
future
and
regularreferenceand
forordering replacement
pa
rts.
Befamiliarwith
allcontrols
andtheir
proper
operation.
Knowhow
tostop
themachineanddisengagethem
q
u
ickly.
Never
allowchildren
under14
years
of
ageto operatethis
rnachine.Childrenl4andovershouldreadandunderstand
the
instructionsandsafeoperation
practices
inthismarrual
andonthemachineandbetrainedandsupervisedbyan
adult.
Neverallowadultstooperatethismachine
without
proper
instruction.
Thrownobjectscancauseserious
personal
injury.Plan
your
snow-throwing
pattern
toavoiddischargeof
material
toward
roads,
bystanders
and
the
like.
Keepbystanders,
pets
andchildrenatleast75feetfromthe
machinewhileitisin
operation.Stop
machineif
anyone
entersthearea.
Exercise
cautiontoavoidslippingor
falling,
especially
whenoperatinginreverse.
Preparation
Thoroughly
inspectthearea
where
the
equipmentisto beused.
Removealldoormats,
newspapers,sleds,boards,
wiresandother
foreign
objects,
whichcouldbetripped
overorthrownbythe
auger/impeller.
1. Alwayswearsafety
glasses
or
eyeshieldsduringoperation
and
while
performing
anadjustment
orrepairto protect
your
eyes.
Thrownobjects
whichricochetcancauseserious
injury
to theeyes.
2. Donotoperate
without
wearing
adequate
winterouter
garments.
Donotwear
jewelry,
longscarvesorother
loose
clothing,
whichcouldbecomeentangled
inmoving
parts.
Wearfootwear
whichwillimprovefootingonslippery
surfaces.
3. Use
a
grounded
three-wire
extensioncordandreceptacle
forall
machineswithelectricstartengines.
4. Adyustcollector
housing
height
toclear
gravel
orcrushed
rocksurfaces.
5. Disengageallcontrol
levers
beforestartingtheengine.
6. Neverattemptto
makeanyadjustments
while
engine
is
running,except
wherespecifically
recornmendedinthe
operator'smanual.
Let
engine
andmachineadjustto
outdoortemperature
beforestarting
toclearsnow.
4.

SafeHandlingofGasoline
Toavoid
personal
injury
orproperty
damageuseextremecare
inhandling
gasoline.
Gasolineisextremely
flammableandthe
vapors
areexplosive.
Serious
personal
injury
can
occurwhen
gasoline
is
spilledon
yourself
or
your
clothes
which
can
ignite.
Wash
your
skinandchange
clothes
immediately.
a. Useonlyan
approved
gasoline
container.
b. Extinguishallcigarettes,cigars,
pipes
andother
sourcesofignition.
c. Neverfuelmachineindoors.
d. Neverremove
gas
caporadd
fuelwhile
the
engineis
hot
orrunninq.
e. Allow engine
to coolatleasttwo minutes before
refueling.
f. Never
over
fillfueltank.
Fill
tankto
nomorethan%
inch
below
bottom of
fillerneck
to provide
spacefor
fuelexoansion.
S. Replace
gasoline
cap
andtightensecurely.
h. lf
gasoline
is
spilled,
wipeitofftheengineand
equipment.
Movemachinetoanotherarea.
Wait
5
minutesbeforestartingtheengine.
i. Never
store
themachineorfuel container
inside
wherethereisanopen
flame,
sparkor
pilot
light
(e.9.
furnace,waterheater,spaceheater,clothes
drveretc.).
j. Allowmachine
to cool
atleast5minutesbefore
stori
ng.
k. Never
fill
containers
inside
a
vehicle
or
onatruck
ortrailer
bedwith aplastic
liner.Always
place
containersontheground away
fromyour vehicle
before
filling.
l. lfpossible,
remove
gas-powered
equipment
from
thetruck
ortrailerand
refuelit
onthe
ground.
lf
this
isnot possible, then refuelsuchequipmentona
trailerwithaportable container,
rather
than
froma
gasoline
dispensernozzle.
m. Keeothenozzlein contact
withthe rimofthefuel
tankor
containeropeningatalltimesuntil
fuelingis
complete.
Donot useanozzle
lock-open
device.
10
13
16
rB.
l9
20.
A
0peration
Donotput handsorfeetnearrotating
parts,
in
theauger/
impeller
housing
orchute
assembly.Contact
withthe
rotating
parts
canamputate
hands
and
feet.
Theauger/impellercontrol
leveris
asafety
device.Never
bypass
itsoperation.
Doing
so
makes
themachineunsafe
and
may
cause
personal
injury.
The
control
leversmustoperateeasily
inbothdirections
andautomatically
returnto the disengaged
position
when
released.
Neveroperate
witha missing
ordamaged
chuteassembly.
Keepallsafetydevices
in
place
andworking.
12
15.
1l
Neverrunanengine
indoorsor
ina
poorly
ventilatedarea.
Engineexhaustcontains
carbon
monoxide,anodorless
anddeadly
gas.
DonotoDerate
machine
whileunderthe
influenceof
alcoholordrugs.
Mufflerandenginebecome
hotandcan
causeaburn.
Do
nottouch.
Keep
children
away.
Exerciseextreme
caution
whenoperating onorcrossing
gravel
surfaces.Stay
alertforhiddenhazardsortraffic.
Exercisecaution
when
changing
directionand
while
operating
onslopes.
Plan
your
snow-throwing
pattern
to avoiddischarge
towards
windows,
walls,
cars
etc.Thus,avoiding
possible
property
damageor
personal
injurycausedby
aricochet.
Never
direct
dischargeatchildren,
bystandersand
pets
or
allowanyone
infrontofthe
machine.
Donotoverload
machine
capacity
byattempting
to clear
snow
attoo fast ofa rate.
Never
operate
this
machinewithout
goodvisibilityorlight.
Always
besure
of your
footing
andkeepa
firmhold
onthe
handles.
Walk,neverrun.
Disengage
power
totheauger/impeller
whentransporting
ornot
in
use.
Neveroperate
machineathightransport
speedson
slipperysurfaces.
Lookdownandbehind
andusecare
whenbackingup.
lf
the
machineshouldstartto
vibrateabnormally,stop
the
engine,disconnectthe
spark
plugwire
and
ground
it
againsttheengine.
Inspectthoroughly
for
damage.
Repair
any
damagebeforestartingand
operating.
Disengageallcontrol
levers
and
stopenginebefore
you
leavetheoperating
position
(behind
thehandles).Wait
until
theauger/impellercomes
to acompletestop
before
uncloggingthechute
assembly,
making
anyadjustments,
or
inspections.
Never
put
your
handinthedischarge
orcollector
openings.
Alwaysusetheclean-out
tool
provided
to
unclogthedischarge
opening.
Donot
unclog
chute
assemblywhileengin_e
isrunning.Shutoffengine
and
remainbehind
handlesuntilall
moving
parts
havestopped
beforeunclogging.
Useonlyattachmentsand
accessoriesapprovedby
the
manufacturer
(e.9.
wheelweights,tirechains,cabs
etc.).
Whenstartingengine,
pull
cordslowly
untilresistance
isfelt,
thenpull
rapidly.
Rapidretractionof startercord
(kickback)
will
pull
handandarmtoward
engine
faster
than
you
can
let
go.
Brokenbones,
fractures,bruisesorsprains
could
result.
lfsituationsoccur
whichare
notcovered inthismanual,use
careand
good
judgment.
ContactCustomer
Support
for
assistanceandthe nameof vour
nearest
servicinq
dealer.
SecrroH
2 - lruponrnrur SAFEOpERAToN
PRAcncEs
11

Maintenance
&Storage
Never
tamperwithsafety
devices.
Checktheir
proper
operationregularly.
Refer
tothemaintenance
and
adjustment
sectionsofthismanual.
Before
cleaning,repairing,
orinspecting
machine
disengage
allcontrollevers
andstopthe
engine.Waituntil
theauger/impeller
cometoacomplete
stop.Disconnect
thespark
plug
wire
and
ground
againsttheengine
to
prevent
unintended
starting.
Checkboltsandscrewsforproper
tightnessat
frequent
intervals
to keep themachine
insafeworking
condition.
Also,visually
inspectmachine
for
anydamage.
Donot
changethe
engine
governor
settingorover-speed
theengine.Thegovernor
controlsthemaximum
safe
operating
speed
oftheengine.
Snowthrower
shave
plates
andskidshoesare
subjectto
wear
anddamage.For
your
safety
protection,
frequently
check
allcomponents
andreplacewith
original
equipment
manufacturer's
(OEM)
parts
only.
"Use
of
parts
which
do
not
meet
theoriginalequipment
specificationsmay
lead
to
improperperformance
and
compromise
safetyl"
Check
controllevers
periodically
to verify theyengage
anddisengage
properly
andadjust,ifnecessary.
Refer
to theadjustment
sectionin
thisoperator's
manualfor
InStructrons.
Maintain
orreplace
safetyandinstruction
labels,
as
neceSSary.
Observe
proper
disposallawsand
regulationsforgas,
oil,
etc.
to protect theenvironment.
Prior
to storing,runmachine
afew minutes
to clearsnow
frommachine
andprevent freeze
upofauger/impeller.
Never
storethemachine
or
fuel
containerinside
where
thereisanopenflame,
spark
or
pilot
light
suchasawater
heater,
furnace,
clothesdryer
etc.
Always
refer
to the operator's
manualforproper
instructions
onoff-season
storage.
Checkfuelline,
tank,
cap,andfittings
frequently
for
cracks
or
leaks.
Replace
ifnecessary.
Donot
crankenginewith
spark
plug
removed.
According
to theConsumerProducts
Safety
Commission
(CPSC)
andtheU.S.Environmental
Protection
Agency
(EPA),
this
product
has
an
Average
UsefulLife
ofseven
(7)
years,
or60hours
ofoperation.Atthe
endof theAverage
tJseful
lifehave
themachine
inspected
annually
byan
authorized
service
dealerto
ensurethatallrnechanical
andsaferv
systemsareworkingproperly
andnotwornexcessively.
Failure
todo
socanresultin
accidents,iniuries
or
death.
Do
not
modifyengine
To
avoidseriousinjury
ordeath,do
not
modify
engineinany
way.Tamperingwiththe
governor
settingcanlead
toarunaway
engineandcauseitto operateat unsafespeeds.Never
tamper
withfactory
settingofengine
governor.
NoticeRegarding
Emissions
Engines
which
arecertifiedto complywith Californiaandfederal
EPA
emissionregulationsfor
SORE
(5mall
OffRoad
Equipment)
arecertifiedtooperateonregular
unleaded
gasoline,
and
mayinclude
thefollowingemission
controlsystems:
Engine
Modification
(EM),
OxidizingCatalyst
(OC),
SecondaryAir
Injection
(5Al)
andThreeWay
Catalyst
(TWC)
ifsoequipped.
SparkArrestor
WARNING!Thismachineis
equippedwith
an
internal
combustionengine
andshouldnot
beused
onor nearanyunimprovedforest-covered,
brush
coveredorgrass-covered land
unlessthe
engine's
exhaustsystemis
equippedwitha
sparkarrester
meeting
applicablelocal
orstatelaws
(if
any)
lf
asparkarresteris
used,itshouldbemaintained
ineffective
working
orderbytheoperator.IntheStateofCalifornia
the
aboveisrequired
bylaw
(Section
4442
of theCaliforniaPublic
Resources
Code).
Otherstates
may
have
similarlaws.Federallaws
applyonfederallands.
Aspark
arrester
for
themuffleris
availablethrough
your
nearestengine
authorizedservicedealer
orcontacttheservice
department,P.O.Box
361131Cleveland,
Ohio44136-0019.
6.
8.
9.
l0
11
12
13
14
)
Secrroru2 - Initponrnnr
SnreOpeRnnoNPRAclcEs

L
Safety
SYmbols
This
page
depicts
and
describes
safety,symbolt^:Tl:"t
appear
on
this
product'
*..ftin" before
attempting
to assemble
and
operate'
Read,
understand,
and
follow
all
instructions
on
tne
READ
THE
OPERATOR'S
MANUAL(5)
Read,
understand,
and
follow
all
instructions
rn
assemble
and
oPerate
themanual(s)
before
attemptrng
to
WARNI
NG- ROTATI
NG
BLADES
Keep
hands
out
of
inlet
and
discharge
openings
while
blades
inside
machine
is
running.
There
are
rotating
machine
is
running.
Ihere
are
rotatlnq
WARNING ROTATINGBLADES
Keep
hands
outofinlet
and
discharge
openings
while
blades
inside
WARNING'-
ROTATING
AUGER
Do
not
puthands
or
feet
near
rotatinq
parts'
in
the
auger/impeller
housing
or
chute
assembly.
Contact
with
the
rotating
parts
can
amputate
hands
and
feet'
WARNING-
THROWN
OBJECTS :rsonal
injury.
This
machine
may
pick
up
and
throw
and
objects
which
can
cause
serlous
p€
WARNING-GASOLINE
IS
FLAMMABLE
Allow
the
engine
tocool
at
least
two minutes
before
refueling'
WARNING-CARBON
MONOXIDE
Neverrunanengineindoorsorinapoor|yVenti|atedarea.Engineexhaustcontainscarbon
monoxide,
an
odorless
and
deadly
9as'
o
r(I\ WARNING-ELECTRICAL
SHOCK
Do
notuse
the
engine's
electric
starter
in
theraln
ffisibi|ity-Restricttheuseofthispowermachinetoperson5whoread,understandand
follow
the
warnings
and
instructions
inthis
manual
and
on
the
machine'
SAVE
THESE
INSTRUCTIONS!
Secrton
2 - lmponrnHr
Snre
OprnnrloN
PRAcrlcEs

Assembly&
Set-Up
Contents
of
(arton
. OneSnow
Thrower . TwoReplacementAuger
Shear
Pins . One
Snow
ThrowerOperator's
Manual
Assembly
Handle
'1. Placetheshiftlever
in
the
Forward6 position
2. Observe
thelowerrearareaofthe snow
throwerto be
sure
bothcablesarealigned
with
roller
guides
before
pivoting
the
handle
upward.
See
Fig.
3-1.
Figure
3-1
NOIE:Makecertainthe upperends
ofeachcableare
seated
properly
inits
bracket.
3. Securethe
handlebytighteningthe
plastic
knob
located
onboththe
left
and
rightsidesofthe
handle.Remove
anddiscardany
rubber
bands,
ifpresent.
Theyarefor
packagingpurposes
only.
Chute
Assembly
1
. Remove
wing
nuta
ndhex
screw
fromchutecontrolassembly
andclevis
pin
and
cotter
pin
from
chute
supportbracket.
Positionthechuteassembly
(forward-facing)
overthe
chute
base.SeeFig.3-2.
2. Placechuteassemblyontochutebase
andsecurechute
controlassemblytochutesupport
bracket
with
clevis
pin
andcotter
pin
removedearlier.See
SeeFig.3-3.
t
n
g
\\"- -\
1)l -'i ''t',")
llt (u .-./
,l/ \ Vzir;+
Figure3-2
Figure
3-3

3. Finishseculingchutecontrol
assembly
tochutesupport sgt-Up
bracket
withwing
nut
and
hexscrew
removedearlier.
See
See
Fi9.3-4. Shear
Pins
s"
a/
t/
fl
FI
I
X
/,s
ilt
\-
),1
€
A
pair
ofreplacement
augershear
pins
andbowtie
cotter
pins
areincluded
with
your
snowthrower.
Store
them
in
your
snow
thrower's
dash
panel
until
needed.See
Fig.3-5.
Figure3-6
Chute
Clean-0ut
Tool
Thechuteclean-out
tool
isfastenedtothe
topoftheauger
housingwitha
mountingclipand
acabletie
atthe
factory.
Cut
thecabletiebefore
operating
thesnow
thrower.See
Fig.
3-7.
Figure3-4
4. Checkthatallcables
are
properly
routedthroughthecable
guide
ontopofthe
engine.See
Fig.3-5.
Figure3-5
ChuteClean-out
Tool
r\ -/
W-/
W
i1
I
SrcrroH3- AssrMsLv
& Ser-Up
Figure3-7

a
Tire
Pressure
Before
operating,
check
tire
pressure
andreduce
pressure
in
both
tiresto
between
15
psi
and20
psi.
NOfE:
lf
the
tire
pressure
isnot
equalinboth
tires,
themachine
may
nottravelin
astraight
path
andtheshave plate
maywear
unevenly.
(hecking
0ilLevel
CAUTION:
The
engine
isshipped
with
oilin
the
engine.
You
must,
however,
check
theoillevel
orior
to operating
thesnow
thrower.
Running
the
engine
with
insufficient
oilcan
cause
serious
engine
damage
andvoid
the
engine
warranty.
NOIE:
Be
sure
to check
the
engine
onalevel
surface
withthe
engine
stopped.
l. Remove
the
oilfiller
cap/dipstick
andwipe
thedipstick
clean.
SeeFiq.
3-8.
Figure
3_g
Insert
thecap/dipstick
into
theoilfiller
neck,
but donor
screw
itin.
Remove
theoilfiller
cap/dipstick.
lf
thelevel
islow,
slowly
add
oiluntil
oillevel
registers
berween
high
(H)
andlow
(L),
F,g.
5-1.Refer
tothe Engine
Maintenance
section
for
correct
oilviscosity
and
engine
oil
capacity.
NOTE:Do
not
overfill.
Overfilling
with
oilmay
result
in
engine
smoking,
hard
starting
or
spark
plug
fouling.
Replace
and
tighten
cap/dipstick
firmly
before
starting
engine.
1
2
J.
Adding
Fuel
WARNING! Useextreme
carewhen
handling
gasoline.
Gasoline
is
extremely
flammable
andthe
vapors
are
explosive.
Never
fuel
themachine
indoors
orwhile
the
engine
ishot
orrunning.
Extinguish
cigarettes,
cigars,
pipes
and
other
sources
ofignition.
WARNING! Always
keep
hands
andfeet
clear
of
equrpment
moving
parts.
Do
not
use
a
pressurized
starting
fluid.
Vapors
areflammable.
Clean
around
fuelfill
before
removing
captofuel.
Afuel
level
indicator
islocated
in
thefr-rel
tank.
Fill
tanx
untilfuel
reaches
thefuellevel
indictor,
Fiq.
3-9.Be
careful
not
tooverfill.
Fuel
Level
Indicalor
Top
View
Figure
3-9
Fuel
Recommendations
Use
automotivegasoline
(unleaded
orlow
leaded
tominimize
combustion
chamber
deposits)
with
aminimu
m of87
octane.
Gasoline
with up
to 10%
ethanol
or j5o/o
MTBE
(Methyl
Tertiary
Butyl
Ether)
can
beused.
Never
use
anoillgasoline
mixture
or
dirtygasoline.
Avoidgetting
dirt,
dust,
orwater
in
thefuel
tank.
DO
NOT
useEB5
gasoline.
. Refuel
in
awell-ventilated
areawiththeengine
stopped.
Donot
smoke
orallowflames
or
sparksin
theareawhere
the
engineis
refueled
orwhere
gasoline
is
stored.
. Do
notoverfill
thefuel
tank.
After
refueling,
make
sure
the
tank
capis
closed
properly
and
securely.
. Be
carefulnotto spillfuel
whenrefueling.
Spilled
fuel
or
fuel
vapor
mayignite.
lf
anyfuel
is
spilled,
make
sure
the
areais
drybefore
starting
the
engine.
. Avoid
repeated
orprolonged
contact
with skin
or
breathing
ofvapor.
Secrroru3-AssrMaLy&Srr-Up
l,

Auger
(ontrol
WARNING! Priorto operating
your
snowthrowet.
carefully
readand
followall
instructions
below.
Perform
all
adjustments
to verify
your
snowthrower
is
operating
safely
and
properly.
Check
theadjustment
oftheauger
control
as
follows:
1. Whentheauger
control
isreleased
and
in
the
disengaged
"up"
position,
thecable
should
have
verylittleslack.
lt
should
NOTbetight.
lna
well-ventilatedarea,
startthe
snowthrower
englne.
RefertoStarting
the
Engineon
page
13.Makesurethe
throttle
is
set
inthe FAST
position.
While
standing
in
the
operator's
position
(behind
thesnow
throwed,
engage
theauger.
Allowtheaugerto remain
engaged
forapproximately
ten
(10)
secondsbefore
releasing
theauger
control.
Repeatthis
severaltimes.
With
thethrottle
control
in
the
FAST
(rabbit)position
and
the
augercontrol
inthedisengaged
"up"
position,walk
to
the
frontofthe machine.
Confirmthattheauger
hascompletely
stopped
rotating
and
shows
NO
signs
ofmotion.
lftheauger
shows
ANY
signs
ofrotating,
immediately
returntothe
operator's
position
andshut
offtheengine.
WaitforALLmoving
parts
to stopbefore
re-adjusting
theauger
control.
Toreadjustthe controlcable,
loosenthe upper
hex nuton
thear,rgercable
bracket.
See
Fig.3-i1.
Figure
3-11
Positionthebracket
upwardto provide
moreslack
(or
downwardto increasecable
tension).
Retightenthe upper
hex
nut.
Repeatsteps
2-6above
to verify
proper
adjustment
has
been
achieved.
Adjustments
SkidShoes
The
snow
throwerskid
shoesareadjusted
upwardat
thefactory
forshipping
purposes.Adjustthemdownward,
ifdesired,
prior
to operating
the snowthrower.
CAUTION: lt isnot recommendedthat
youoperate
thissnowthrower
on
gravel
as
itcaneasily
pick
up
andthrow
loose
gravel,
causing
personal
injuryor
damageto
thesnowthrower
andsurrounding
properry.
. For
close
snow
removalonasmoothsurface,
raiseskid
shoes
higheronthe
auger
housing.
. Use
amiddleor lower
positionwhentheareato becleared
isuneven,such
asagravel driveway
flOfE; lf
you
choose
to operatethesnow
thrower
ona
gravel
surface,
keeptheskidshoes
inposition formaximumclearance
betweentheground
andtheshave
plate.
To
adjust
theskidshoes:
1. Loosenthe
fourhex
nuts
(two
oneachside)
andcarriage
bolts.
Moveskidshoesto
desired
position.
See
Fig.3-10.
2.
Figure3-10
Makecertaintheentirebottom surface
ofskidshoe
is
against
the
ground
toavoid
uneven
wearontheskidshoes.
Retighten
nutsandboltssecurely.
B.
9.
10.
l0 Srcrror
3- AsseMeLv& Ser-Up

Controls
and
Features
Shift Lever
Drive
Control ChuteDirectional
Control
_''_
.,.-
AugerControl
Gas
Cap
Chute
Assembly
CleanOut
Tool
4
Augers
Primer
RecoilStarter
Handle
lgnition
Key
Throttle
Control
Choke
Control
OilDrain
ElectricStart
Button
Electric
StarterOutlet
SkidShoe
Snowthrowercontrols
and
illustratedinFig.
4-1.
Shift
lever
The
shift
lever
islocatedinthe
right
sideof
the
handle
panel
and
is
usedto
determine
ground
speedanddirection
oftravel.
Forward
Therearesix
forward
(F)
speeds.
Position
one
(1)
is
theslowestand
position
six
(6)
is
the
fastest.
Reverse
Therearetwo reverse
(R)
speeds.One
(1)
isthe
slowerandtwo (2)
isthefaster.
Figure
4-1
features
are
describedbelowand (hOkg (OntfOl
6
r
4
3
i2
1l
RI
B2
Thechokecontrol
isfoundonthe rearof
the
engineand
isactivated
by
rotating
the
knob
clockwise.
Activatingthe
choke
control
closes
thechoke
plate
onthe
carburetor
andaids
in
startinq
theenqine.
lgnition
Key
Theignition
keyisasafety
device.
Insertkey
and
snap
in
place;
do
notturn
ignitionkey.
Pullthe
keyouthalfway
to stopthe
engine.
Remove
key
whentheunit
isnotinuse.
lVote;Donot turnthe ignitionkey
in
an
attempt
tostart
theengine.
Doingso
may
cause
itto break.
l/l
re
re
o
11

Throttle
Control
The
throttle
control
is
located
ontherear
of
theengine'
lt
regulates
thespeed
of
theengine
and
willshut
off
theengine
whenmoved
into
theSTOP
Position'
Ptimer I {rJ
Pressing
the
prrmer
forces
fuel
directly I
into
the-engine's
carburetor
to
aid
incold- I -T
weather
startln9.
oilFill
Engine
oil
level
can
be
checked
and
oil
added
through
the
oil
fill'
OilDtain
Engine
oil
can
be
drained
through
the
oil
drain
Mufflet
Engine
exhaust
exists
the
engine
via
themuffler'
Skid
Shoes
Position
theskid
shoes
based
onsurface
conditions'
Adjust
upward
forhard-packed
snow'
Adjust
downward
when
operating
ongravelor crushed
rocksurfaces'
Electric
Startet
0utlet
Requires
theuse
ofa
three-prong
outdoor
extension
cord
and
a
120V
power
source/wall
outlet'
RecoilStartet
Handle
l-his
handle
isused
to manually
start
the
engine'
Electric
Starter
Button
Pressing
the
electric
starter
button enqages
the
engine's
electric
starter
whenplugged
into
a120V
powersource'
Augers
When
engaged,
theaugers
rotate
and
draw
snow
into
theauger
housing.
Chute
AssemblY
Snow
drawn
into
theauger
housing
is
discharged
outthechute
assemblY.
Gas
Cap
Unthread
the
gascap
to
add
gasoline
to
the
fuel
tank'
Auger
Control
The
auger
control
is
located
ontheleft
handle'
Squeeze
the
controigrip
against
the
handle
to
engage
the
augers
and
start
snow
throwing
action.
Release
to stop'
Drive
Control/
Auger
Clutch
Lock
The
drive
control
islocated
on
the
right
handle
Squeeze
tne
control
gripagainst
the
handle
to
engage
the
wheel
drive'
Release
to stoP.
ThedrivecontroIaIsoIockstheaugercontro|sothatyoucan
operate
the
chute
directional
control
without
interrupting
the
snow
throwtng
process.
lfthe
auger
control
isengaged
simultaneously
withthedrive
control'
theoperator
can
release
if'uurg", conirol
(on
theleft
handle)
and
theaugers
will
remain
ungugld.
Release
both
controls
to
stop
the
augers
and
wheel
drive.
NofelA|waysre|easethedrivecontro|beforechangingspeeds.
Fai|uretodosowi||resu|tinincreasedwearonyourmachine,s
drive
system.
AUGER
CONTROL
+-\
R
@
N
\\
,t \\
/n
f--l-i_\ \
-
\U'
0)
DRIVE
CONTROL
+-\
R
@
N
,t\
r-ll \
\9< \
^
L{ {rl I
v
12 | SecrtoH
4- CoHrnols
nHo
FrntuRrs
I
I

CHUTEDIRECTIOI{AICONTROL
CHUTETILT
+D0wll
CHUTEROTATE
tEFT v
CHUTE
TIITUP
ChuteDirectional
(ontrol
The
chutedirectionalcontrol
islocated
onthe
left
sideofthe
dash
panel.
. Tochange
thedirection
inwhich
snow
isthrown,
squeeze
thebuttononthe
joy-stick
and
pivot
the
joy-stick
to the
right
orto the left.
. To
changetheangle/distancewhichsnowisthrown,
pivot
the
joy-stick
forward
orbackward.
The
leftandrightwheel
steeringtriggercontrolsarelocatedon
theundersideofthehandles.
. Squeezetherightcontrol
to
turnright.
. Squeezethe leftcontrol
to turn left.
CAUTION:Operatethe
snow
throwerin
openareas
until
vou
arefamiliarwith
thesecontrols.
SteeringTrigger
Controls
STEERING
TRIGGER
CONTROLS
.-{1-
lffis\
f-=,
OFIT
H
h
r'mtrl
r.tt(-}l
-ffi-n
l-J
H
ChuteClean-Out
Tool
WARNING!Never use
your
handstocleara
cloggedchute
assembly.Shutoffengineand
remain
behind
handles
untilall
moving
parts
havestopped
before
unclogging.
The
chute
clean-outtool is conveniently
fastenedto the rearof
theauger
housingwithamountingclip.Shouldsnowand
ice
become
lodgedin
thechute
assemblyduringoperation,
proceed
asfollowsto safelyclean
thechuteassemblyandchuteopening:
1. Releaseboththe
Auger
Control
andtheDriveControl.
2. Stoptheenginebyremovingthe ignitionkey.
3. Remove theclean-out
toolfromthecliowhichsecuresitto
the
rear
ofthe
augerhousing.
4. Usetheshovel-shaped
endoftheclean-outtoolto
dislodgeandscoopanysnowand
icewhichhasformedin
andnearthechr-rteassemblv.
5. Refasten the
clean-outtooltothe
mounting
cliponthe
rear
oftheauger
housing,reinserttheignitionkeyand
startthesnowthrower'sengine.
While
standing
intheoperator's
position
(behind
thesnow
thrower),engagetheaugercontrol
forafewsecondsto clearany
remainingsnowand
icefrom
the
chuteassembly.
Secrtoru4 - Corurnols
nruoFenrunes l3

0peratibn
Startingthe
Ingine
WARNING!
Alwayskeephandsand
feet
clearof
moving
parts.
Donotusea
pressurized
starting
fluid.Vaporsare
flammable.
NOTE:Allow the
engineto warmupforafewminutesafter
starting.
The
engine
willnotdevelop
full
power
untilitreaches
operatrngtemperatures.
ElectricStarter
WARNING!
Theelectricstarterisequipped
with
a
grounded
three-wire
power
cordand
plug,
and
is
designedto
operateon 120voltAChousehold
current.
ltmustbeused
with
a
properlygrounded
three-prong
receptacleatalltimestoavoidthe
possibility
ofelectric
shock.Followallinstructions
carefully
prior
to operating
theelectricstarter.
DONOTuseelectricstarter
inrain.
Determinethat
your
home'swiringisathree-wire
grounded
system.
Ask
a
licensedelectrician
if
you
are
unsure.
lfyou haveagrounded three-prong
receptacle,
proceed
as
follows.lfyou do not have theproper
house
wiring,DONOTusetheelectricstarter
underany
conditions.
Insert
ignitionkeyfullyintoslot,Fig.5 l. Make sure
it
snaps
into
place.
DO
NOT
turn
ignitionkey.Theenginecannot
startunlessthe
keyisinsertedintoignitionswitch.
i.r' @
Plugtheextension
cordintotheelectric
outlet
located
onthe
engine.
Plug
the
otherend
ofextensioncord
into
athree-prong
12O-volt,
grounded,AC
outlet
rnawell-
ventilatedarea.See
Fiq.5-2.
Figure5-2
Movethrottlecontrol
to FAST
(rabbit)position.
MovechoketotheON
position
(cold
enginestart).
lfengine
iswarm,
place
choke
inOFF
position.
Push
primer
three
to five
(3-5)
times,
makingsureto cover
ventholewhen
pushing.
lf
engine
iswarm,
pushprrmer
onlyonce.
Alwayscover
ventholewhen
pushing.
Cool
weathermayrequire
priming
to berepeated.
Pushstarterbutton
tostartengine.Once
theengine
starts,
immediately
releasestarterbutton.
Electricstarter
is
equipped
withthermaloverload
protection;
system
will
temoorarilv
shut-downtoallowstarter
tocool
if
electric
starter
becomesoverloaded.
Astheengine
warms,
slowly
rotatethechokecontrol
to
OFF
position.
lf
theengine
falters,
restart
engine
andrun
with choke athalf-choke
position
forashort
period
of
time,
andthenslowly
rotatethechoke
intoOFF
position.
After
engine
isrunning,disconnect
power
cord
from
electric
starter.
When
disconnecting,
alwaysunplug
the
endatthe
wall
outlet
beforeunplugging
theoppositeend
fromtheengine.
4.
5.
6.
B.
Y.
14
Figure5-1

Stopping
the
Engine
WARNING:
To
avoid
unsupervised
engine
operation,
never
leave
themachine
unattended
with
the
engine
running.
Turn
the
engine
off
after
use
andremove
ignition
key
Run
engine
for
afewminutes
before
stopping
to help
dry offany
moisture
onthe
engine.
l. Move
throttle
control
to STOp position.
2. Remove
theignition
key.
Removing
thekeywill
reduce
the
possibility
ofunauthorized
starting
of
theengine
while
equrpment
is
not inuse.
Keep
thekey
in
asafe
place.
The
engine
cannot
start
without
theignition
key.
3. Wipe
any
moisture
awayfrom
the
controls
on
the
enqine.
To
Engage
Drive
l. With
thethrottle
control
in
theFast
(rabbit)
position,
move
shiftlever
into
one
ofthesixforward
(F)positions
ortwo
reverse
(R)
positions.
Select
aspeed
appropriate
for
the
snow
conditions
and
apaceyou're
comfortable
with.
2. Squeeze
thedrive
control
against
thehandle
the
snow
thrower
will
move.
Release
itand
drive
motion
will
stoo.
To
Steer
1. With
thedrive
control
engaged,
squeeze
theright
steering
trigger
control
to turn right.
Squeeze
theleft
steering
trigger
control
to turn left.
Recoil
Starter
CAUTION!
Do
not
pull
thestarter
handle
while
the
engrne
running.
1.
2.
3.
4
WARNING:
To
avoid
unsupervised
engine
operation,
never
leave
theengine
unattended
while
running.
Turn
the
engine
offafteruse
andremove
ignition
key
Insert
ignition
key
fullyinto
slot,Figure
5-5.Make
sureit
snapsintoplace.
DONOT
turnignition
key.
The
engine
cannot
start
unless
thekeyisinserted
intoignition
switch
Move
throttle
control
to FAST
kabbit)
position.
Move
choke
tothe
ON
position
(cold
engine
start).lf
engine
iswarm,place
chokein
OFF
position.
Pushprimer
three
to five
(35)times,
making
sure
to cover
vent
holewhenpushing.
lf
engine
iswarm,
pushprimer
only
once.
Always
cover
vent
hole
when
pushing.
Cool
weather
may
requirepriming
to berepeated.
Pullgently
on
thestarter
handle
untilit
begins
to
resist,
thenpull
quickly
andforcefully
to overcome
the
compression.
Do
notrelease
thehandle
and
all,.
snap
back.Return
rope
SLOWLY
tooriginal
position.
lf
required,
repeat
thisstep.
As
the
engine
warms,
slowlyrotate
rh6
-L^l/^
-^ntrot
to
OFF
posrtion.
lf
the
c-
with choke
athalf-choke
posrtton
for
ashort
period
oftime,
and
then
slowly
rotate
thechoke
into
OFF
position.
CAUTION: Operate
thesnow
thrower
in
open
areas
and
atslow
speeds
until
you
arefamiliar
withthe
drivecontrol
and
comfortable
operatinq
the
steering
controls.
ToEngage
Augers
To
engage
theaugers
and
start
throwing
snow,
squeeze
the
auger
controlagainst
thelefthandle.
Release
to stop
the
auoers.
Replacing
ShearPins
The
augers
aresecured
to thespiral
shaft
withtwo shear
pins
andcotter
pins.
lf
the
auger
should
strike
aforeign
object
orice
jam,
the
snow
throweris
designed
sothat
thepins
may
shear.
lf
the
augerswill
not
turn,
check
toseeif
the
pins
have
sheared.
SeeFig.
5-7.
Figure
5-7
CAUTION:
NEVER
replace
the
auger
shear
pins
witn
anything
other
rhan
OEMPart
No.738-04124A
replacement
shear
pins.
Any
damage
tothe
auger
gearbox
orother
components
as
aresult
offailing
to
dosowill
NOT
becovered
by
your
snow
thrower's
warranty.
WARNING! Always
turnoff
thesnow
thrower's
engine
andremove
thekey
prior
to replacing
shear
oins.
Secrror
5- Oprnnrroru 15

Maintenance
&
Adjustments
Maintenance
Engine
Refer
to the EngineMaintenancesection.
ShavePlateandSkidShoes
The
shaveolateandskid
shoesonthe bottom ofthe snow
throweraresubjectto wear.They shouldbechecked
periodically
andreplacedwhen necessary.
Toremoveskidshoes:
'1. Removethefourcarriageboltsandhex
flange
nutswhich
secure
themto thesnowthrower.
2. Reassemblenewskidshoeswiththefourcarriage
bolts
(two
oneachside)andhexflangenuts.Referto Fig.6-1.
Figure6-1
Toremoveshave
plate:
1. Removethecarriageboltsandhexnutswhichattachit
to
thesnowthrower
housing.
2. Reassemble
newshave
plate,
making
sureheadsofcarriage
boltsaretothe
inside
of
housing.Tighten
securely.
TirePressure
Beforeoperating,checktire
pressure
andreduce
pressure
to
between
15
psi
and
20
psi.
lf
the
tire
pressure
isnotequalinboth tires,the unitmay
pull
to
onesideortheother.
[ubrication
GearShaft
The
gear
(hex)
shaft
shouldbe
lubricatedatleastonceaseason
oraftereverytwenty-f
ive
(25)
hoursofoperation.
1. Carefully
pivot
thesnowthrower
upandforwardsothatit
restsontheauger
housing.
2. Removethe
framecover
from
theundersideofthesnow
thrower
byremoving
fourself-tappingscrews
which
secure
it.Referto Fig7-3.
3. Applyalightcoating
ofengineoil
(or
3-in-1oil)tothe
hex
shaft.SeeFig.6-2.
NOIE;Whenlubrication
thehexshaft,becareful
not
to get
anyoilon
thealuminum
drive
plate
orthe
rubberfriction
wheel.Doingso
willhinderthesnowthrower'sdrive
system.
Wipeoffanyexcess
orspilledoil.
Figure6-2
Wheels
Atleastonceaseason,
removebothwheels. Cleanandcoatthe
axleswitha
multipurposeautomotive
grease
before
reinstalling
wheels.
\
7>,
a
NOTE:Augersnot
shown
for
clarity
16

l
AugerShaft
Atleastonce
aseason,
remove
theshear
pins
fromtheauger
shaft.Spraylubricantinside
theshaftandaroundthespacers
alongtheshaft.
Usinga
greasegun,
applytwo strokesofgrease
(Part
Number737-0168A)
to thefittingfoundateachendof
shaft.See
Fiq.6-3.
Figure
6-3
Gear
(ase
The
auger
gear
casehas
been
filled
with grease
atthefactory. lf
disassembledfor
any
reason,
lubricatevia
the
greasefittingwith
two ouncesofgrease
(Part
Number7370168A).
NOIE;Alwaysremove
thevent
plugprior
to lubricating thegear
case.
See
Fig.
6-3.Failure
todosocouldresultin
damagetothe
seals.
Adjustments
shiftcable
lf
thefullrange of speeds
(forward
andreverse) cannotbe
achieved,adjust
theshiftcableasfollows:
1. Placethe shift
leverin
the
fastest
forward
speed
position
2. Loosenthe
hex nut
ontheshiftcableindex
bracket.See
Fig.6-a.
Figure6-4
3. Pivotthe bracketdownward
to takeup slackinthe cable.
4. Retighten
the
hexnut.
Auger
(ontrol
Refertothe AssemblyandSet-upsectionforinstructions
on
adjustingtheaugercontrolcable.
(hute
Assembly
Refertothe Assembly andSet-upsectionforinstructions
on
adjustingtheskidshoeschuteassembly.
Skid5hoes
Referto theAssembly andSet-upsectionforinstructions
on
adjustingtheskidshoes.
Grease
Fittings
r.'
;;
\ .I
E: Ji
"h'/
f i{l
, -'l\ \W
Secrrol6 - MntHrenANcE
& Ao.lusrrrlteruts 17

Whenthedrivecontrol
isreleased
andin thedisenqaqed
,,up,, lf
thechuteassembly
does
nothave
fullrangefrom left-to-right,
position,
thecableshould
haveverylittleslack.lt rl.to,]tO
lOf O" thechute
controlcablescan
beadjusted
to takeup slack:
a
DriveControl
tight.
NOIE:lfexcessiveslack
is
present
inthe drivecableor ifthe
operation,
thecable
may
be
inneed
ofadjustment.
Check
theadiustment
ofthedrivecontrolas
follows:
2. Engagethedrive
controland
gently
attemptto push the
snow
thrower
forward.Thewheels
should
notturn. The
unit
should
notrollfreely.
3. With thedrive
controlreleased,movetheshift
lever
back
and
forth between theR2
position
andtheF6
position
severaltimes.
Thereshouldbenoresistanceintheshift
lever.
4. lfanyoftheabove
testsfailed,thedrivecableisin
need
of
adjustment.
Proceedasfollows:
5. Loosen
the
lowerhexnutonthedrivecablebracket.See
Fig.6-s.
Figure
6-5
6. Positionthebracketupwardto provide
more
slack
(or
downward
to increase cabletension).
7. Retightenthe upper
hexnut.
t
I
(hute
Directional
Control
1. Using a
72"wrench,
loosen
the
upperand
lowerhexnuts
found
on
onecableadiuster.
totakeupslack
(usually
no
more
than
r/+-inch)
inthecable
before
retighteningbothhexnuts.
Figure
6-6
Off-Season
Storage
lf
thesnowthrower
willnotbeused
for30daysor longer,follow
thestorage
instructions
below.
1. Lubricatethe
machineas
instructed
earlier
inthissection.
2. Store
in
aclean,
dryarea.
3. lfstoringthesnow
thrower
in
anunventilated
area,
rustproofthe
machineusinga
lightoilorsiliconetocoat
thesnow
thrower.
4. Clean theexterior
oftheengine
andthesnowthrower.
NOIE:Referto the Engine
Maintenancesection
forinformation
onstoring
your
engine.
snowthrower'sdrive
is
disengagingintermittentlyduring 2. Grasp
the
metal
cable
housingand
gentlypush
downward
1. Withthedrivecontrol
released,
push
the
snowthrower 3' Repeatontheother
cableadjuster
untilthechute
gentlytorward.Theunitshouldrollfreely. assembly
has
fullrange
fromleft-to-right.see
Fig.6-6
'
iii
18 Secrrol6- MnrHrsrullrcr& Aorusrmeurs

Engine
Maintenance
WARNING!
Toprevent
accidental
start-up,
shut
off
the
engine
andremove
theignition
key
before
performing
any
type
ofengine
maintenance.
Maintenance
Schedule
Periodic
inspection
and
adjustment
of
the
engine
is
essential
if
high
levelperformance
is
to
be
maintained.
Reqular
maintenance
will
also
ensure
along
service
rife.
The
requireJservice
intervars
and
thetypeof maintenance
to be
performed
aredescribed
in
the
table
below.
Follow
the
hourly
or
calendar
intervats,
whichever
occurfirst.
More
frequent
service
is
required
when
operating
in
adverse
conditions.
Tasks First
5Hrs. Each
Use
or
Every
5Hrs. Every
Season
or25
Hrs. Every
Season
or
50Hrs. Every
Season
or 100
Hrs. Service
Dates
Check
engine
oil a
Change
engine
oil oo
Check
spark
plug o
Service
sparkplug a
Clean
exhaust
area o
(hanging
Engine
0il
/VOIE'
Check
the
oillevel
before
each
use
and
after
every
five
hours
ofoperation
to besure
correct
oirrever
is
maintained.
Refer
to Checking
OilLevel
in
the
Operation
section
1. Drain
fuel
from
tank
byrunning
engine
until
the
fuel
tankis
empty.
Be
sure
fuel
fill
capis
secure.
2
3
Refill
with
therecommended
oiland
check
the
oillever,
refer
to Operation
section
for
instructions.
Reinstall
theoilfiller
cap/dipstick
securely.
CAUTION:
Thoroughly
washyour
hands
with
soap
and
water
as
soon
as
possible
afterhandlinq
used
oil.
Place
suitable
oil
collection
container
under
oildrainprug.
Remove
oil
drainplug,
Figure
Z-1.
Figure
7_l
Tip
engine
todrain
oilinto
the
container.
Used
oilmust
De
disposed
of
at
aproper
collection
center.
Reinstall
the
drain
plug
and
tighten
it
securely.
NOTE: Please
dispose
of used
rnotor
oilin
amanner
thatts
friendly
to theenvironment.
Take
itto arecyling
center
orother
collection
center.
0ilRecommendations
When
adding
oilto the
engine,
refer
to viscosity
chart
below.
Fngine
oil
capacity
is
600
ml(approx.
20
oz.).Donotover,fill.
Use
a4-stroke,
oran
equivalent
high
detergent,premium
quality
motor
oilcertified
to meet
orexceed
U.S.
automobile
manufacturer's
requirements
for
service
classification
SG,
SF.
Motor
oils
classified
SG,
5Fwill
show
this
designation
on
the
contatner.
tl
^a.gsg
)
\
fF) -400
-200 0o 20o 400
('c) -300 -200
-100 0o
CAUTION:
DO
NOT
use
nondetergent
oilor
2-stroke
engine
oil.lt
could
shorten
the
enqine,s
service
life.
"l
4.

Spark
Plug
WARNING!DONOT
check
for
spark
withspark
plr,rg
removed.DONOTcrankenginewith spark
plug
removed.
WARNING!lf theengine
has
been
running,
the
mufflerwillbeveryhot.Becarefulnotto touchthe
muffler.
Toensure
proper
engineoperation,thespark
plug
mustbe
properlygapped
and
free
ofdeposits.
l. Removethespark
plug
boot
and
useaspark
plug
wrench
to remove theplug,
Figure72.
Spark
Plug
Boot
FigureT-2
Visuallyinspect
thespark
plug.
Discard
thespark
plug
ifthereisapparentwear,or iftheinsulatoris
crackedor
chipped.Cleanthespark
plug
with
a
wire
brush
ifitis
to be
reuseo.
Measurethe plug
gap
witha feeler
gauge.
Correctas
necessarybybendingsideelectrode,Figure7-3.The
gap
shouldbesetto .02-.03inches
(0.60-0.80
mm).
4. Checkthatthespark
plug
washer
isin
good
condition
andthread
thespark
plug
inby
handto
prevent
cross-
threading.
Afterthespark
plug
isseated,
tighten
with
aspark
plug
wrench
to compressthewasher.
NOIE:When
installinga
new
spark
plug,
tighten
Yz-turn
afterthespark
plug
seats
tocompressthe
washer.When
reinstalling
aused
spark
plug,
tighten
rs-
to
14-turn
after
thespark
plug
seats
tocompress
thewasher.
CAUTION!
Thespark
plug
must
be
tightened
securely.
Aloosespark
plug
can
becomeveryhot
andcandamage
theengine.
A
A
(
Electrode
V^,
i|l lt l
llwi_tt_
-+ll<--. .,0-z-,0_3
in.
(0.60-0.80
mm)
Figure7-3
Cleaningthe
Engine
lftheengine
has
been
running,allow
it
tocool
forat
least
half
an
hour
beforecleaning.
Periodicallyremovedirtbuildup
from
enqrne.
CAUTION!
Donotsprayengine
withwaterto
clean
because
watercouldcontaminate
fuel.
Using
a
gardenhose
or
pressure
washingequipmentcan
also
forcewaterintothe
muffleropening.Waterthat
passes
through
themufflercanenter
thecylinder,
causingdamage.
WARNING!Accumulation
ofdebrisaroundmuffler
could
causea
fire.Inspect
and
cleanbeforeevery
use.
0ff-Season
Storage
Enginesstoredover
30daysneedto bedrainedoffuel
to
prevent
deterioration
and
gumfromforminginfuelsystem
oronessentialcarburetor
parts.
lf
the
gasoline
in
your
engine
deteriorates
duringstorage,
youmayneedto havethe
carburetor,andother
fuelsystemcomponents,serviced
or
reolaced.
1. Remove all
fuelfromtankby
running
engineuntil
itstops.
2. Changetheengine
oil.
3. Removespark
plug
and
pour
approximately
'l
oz.
(30
ml)
ofclean
engineoil
into
the
cylinder.Pulltherecoilstarter
severaltimestodistribute
theoil,and
reinstall
thespark
ptug.
4. Clean debrisfromaround
engine,andunder,around,and
behind
muffler.
Apply
a
lightfilmofoilonanyareasthat
aresusceotibleto
rust.
. Store
inaclean,dryand
wellventilatedareaaway
fromany
appliancethatoperates
witha
flame
or
pilot
light,
suchasa
furnace,waterheater,orclothes
dryer.Avoidanyareawith
aspark
producing
electric
motor,
orwhere
power
toolsare
ooerated.
. lt
possible,
avoidstorage
areas
withhighhumidity.
. Keeptheenginelevel
in
storage.
Tiltingcancausefuelor
oil
leakage.
20 Secrroru7- EHcrrueMnnrrerunrce