Scag Power Equipment Cheetah SCZ61V-27FX User manual

PART NO. 03402 Rev.01
PRINTED 1/2016
PRINTED IN USA
© 2016
Scag Power Equipment
Division of Metalcraft of Mayville, Inc.
Congratulations on owning a Scag mower! This manual contains the operating
instructions and safety information for your Scag mower. Reading this manual
can provide you with assistance in maintenance and adjustment procedures to
keep your mower performing to maximum efciency. The specic models that
this book covers are listed on the inside cover. Before operating your machine,
please read all the information enclosed.
OPERATOR’S
MANUAL
Cheetah
Models: SCZ61V-27FX
SCZ61V-29CV-EFI
SCZ61V-31FX
SCZ61RD-31FX
SCZ61V-35CV-EFI
SCZ72V-31FX
SCZ72V-35CV-EFI

WARNING
FAILURE TO FOLLOW SAFE OPERATING PRACTICES MAY RESULT IN
SERIOUS INJURY OR DEATH.
• Readthismanualcompletelyaswellasothermanualsthatcamewithyourmower.
• DONOToperateonsteepslopes.Tocheckaslope,attempttobackupit(withthe
cutterdeckdown).Ifthemachinecanbackuptheslopewithoutthewheelsslipping,
reducespeedanduseextremecaution.
• Undernocircumstancesshouldthemachinebeoperatedonslopesgreaterthan15
degrees.ALWAYSFOLLOWOSHAAPPROVEDOPERATION.
• Staytwocutwidthsawayfromslopes,dropoffs,ditchesandretainingwalls.
• DONOTmowonwetgrass.Wetgrassreducestractionandsteeringcontrol.
• Keepallshieldsinplace,especiallythegrassdischargechute.
• Beforeperforminganymaintenanceorservice,stopthemachineandremovethe
sparkplugwireandignitionkey.
• Ifamechanismbecomesclogged,stoptheenginebeforecleaning.
• Keephands,feetandclothingawayfrompower-drivenparts.
• Keepothersoffthemower (only one person at a time)
REMEMBER - YOUR MOWER IS ONLY AS SAFE AS THE OPERATOR!
HAZARD CONTROL AND ACCIDENT PREVENTION ARE DEPENDENT UPON THE AWARENESS,
CONCERN, PRUDENCE, AND PROPER TRAINING OF THE PERSONNEL INVOLVED IN THE
OPERATION, TRANSPORT, MAINTENANCE, AND STORAGE OF THE EQUIPMENT.
This manual covers the operating instructions and illustrated parts list for:
SCZ61V-27FX with a serial number of L6500001 to L6599999
SCZ61V-29CV-EFI with a serial number of M2300001 to M2399999
SCZ61V-31FX with a serial number of L6600001 to L6699999
SCZ61V-35CV-EFI with a serial number of L6800001 to L6899999
SCZ61RD-31FX with a serial number of L7000001 to L7099999
SCZ72V-31FX with a serial number of L7100001 to L7199999
SCZ72V-35CV-EFI with a serial number of L7200001 to L7299999
Always use the entire serial number listed on the serial number tag when referring to this product.

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Table of Contents
Table of Contents
SECTION 1 - GENERAL INFORMATION...................................................................................1
1.1 INTRODUCTION...........................................................................................................................................1
1.2 DIRECTION REFERENCE ...........................................................................................................................1
1.3 SERVICING THE ENGINE AND DRIVE TRAIN COMPONENTS.................................................................1
1.4 SYMBOLS ....................................................................................................................................................2
SECTION 2 - SAFETY INFORMATION ......................................................................................3
2.1 INTRODUCTION...........................................................................................................................................3
2.2 SIGNAL WORDS ..........................................................................................................................................3
2.3 BEFORE OPERATION CONSIDERATIONS................................................................................................3
2.4 OPERATION CONSIDERATIONS................................................................................................................4
2.5 ROLL-OVER PROTECTION SYSTEM.........................................................................................................6
2.6 MAINTENANCE CONSIDERATIONS & STORAGE ....................................................................................8
2.7 USING A SPARK ARRESTOR.....................................................................................................................8
2.8 SPARK IGNITION SYSTEM .........................................................................................................................8
2.9 SAFETY AND INSTRUCTIONAL DECALS.................................................................................................9
SECTION 3 - SPECIFICATIONS ..............................................................................................10
3.1 ENGINE ......................................................................................................................................................10
3.2 ELECTRICAL .............................................................................................................................................10
3.3 POWER HEAD ...........................................................................................................................................11
3.4 CUTTER DECK ..........................................................................................................................................11
3.5 HYDRAULIC SYSTEM ...............................................................................................................................11
3.6 WEIGHTS AND DIMENSIONS ...................................................................................................................12
3.7 PRODUCTIVITY .........................................................................................................................................12
SECTION 4 - OPERATING INSTRUCTIONS ...........................................................................13
4.1 TIGER EYE INSTRUMENT IDENTIFICATION ...........................................................................................13
4.2 CONTROLS IDENTIFICATION ..................................................................................................................15
4.3 SAFETY INTERLOCK SYSTEM ................................................................................................................16
4.4 INITIAL RUN-IN PROCEDURES................................................................................................................16
4.5 STARTING THE ENGINE ...........................................................................................................................16
4.6 GROUND TRAVEL AND STEERING .........................................................................................................16
4.7 ENGAGING THE DECK DRIVE (CUTTER BLADES)................................................................................17
4.8 HILLSIDE OPERATION..............................................................................................................................18
4.9 PARKING THE MOWER .............................................................................................................................18
4.10 AFTER OPERATION ................................................................................................................................19
4.11 REMOVING CLOGGED MATERIAL ........................................................................................................19
4.12 MOVING MOWER WITH ENGINE STOPPED..........................................................................................19
4.13 RECOMMENDATIONS FOR MOWING ....................................................................................................19
4.14 ADJUSTING CUTTING HEIGHT..............................................................................................................20
4.15 ADJUSTING THE HEIGHT ADJUST PEDAL ..........................................................................................20

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Table of Contents
4.16 ADJUSTING THE STEERING LEVERS...................................................................................................21
4.17 SETTING THE SPEED CONTROL...........................................................................................................21
4.18 ADJUSTING THE OPERATOR SUSPENSION PLATFORM ...................................................................22
4.19 TOWING (OPTIONAL HITCH ACCESSORY)...........................................................................................22
SECTION 5 - TROUBLESHOOTING CUTTING CONDITIONS ...............................................23
SECTION 6 - ADJUSTMENTS .................................................................................................26
6.1 PARKING BRAKE ADJUSTMENT ............................................................................................................26
6.2 TRAVEL ADJUSTMENTS ..........................................................................................................................26
6.3 LOW / HIGH SPEED ADJUSTMENT .........................................................................................................28
6.4 THROTTLE CONTROL AND CHOKE ADJUSTMENTS............................................................................28
6.5 BELT ADJUSTMENT .................................................................................................................................28
6.6 BELT ALIGNMENT.....................................................................................................................................29
6.7 CUTTER DECK ADJUSTMENTS ..............................................................................................................29
6.8 CUSTOM-CUT BAFFLE ADJUSTMENT (EXCLUDES REAR DISCHARGE)...........................................30
6.9 ADJUSTING THE STEERING DAMPNERS...............................................................................................32
6.10 ELECTRIC CLUTCH ADJUSTMENT.......................................................................................................32
SECTION 7 - MAINTENANCE..................................................................................................33
7.1 MAINTENANCE CHART - RECOMMENDED SERVICE INTERVALS ......................................................33
7.2 LUBRICATION............................................................................................................................................34
7.3 HYDRAULIC SYSTEM ...............................................................................................................................36
7.4 ENGINE OIL ...............................................................................................................................................37
7.5 ENGINE FUEL SYSTEM ............................................................................................................................38
7.6 ENGINE AIR CLEANER.............................................................................................................................39
7.7 BATTERY....................................................................................................................................................39
7.8 DRIVE BELTS.............................................................................................................................................40
7.9 CUTTER BLADES......................................................................................................................................40
7.10 TIRES........................................................................................................................................................42
7.11 BODY, DECK, AND UPHOLSTERY .........................................................................................................42
SECTION 8 - ILLUSTRATED PARTS LIST ..............................................................................43
8.1 SCAG APPROVED ATTACHMENTS AND ACCESSORIES......................................................................43
61V & 72V CUTTER DECKS ...........................................................................................................................44
61RD CUTTER DECK ......................................................................................................................................46
CUTTER DECK CONTROLS ...........................................................................................................................48
SHEET METAL COMPONENTS ......................................................................................................................50
SCZ ROLL-OVER PROTECTION SYSTEM.....................................................................................................52
SCZ SEAT ASSEMBLY ....................................................................................................................................54
NOTES..............................................................................................................................................................55
SCZ SUSPENSION SYSTEM ..........................................................................................................................56
SCZ STEERING COMPONENTS.....................................................................................................................58

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Table of Contents
SCZ DRIVE SYSTEM COMPONENTS ............................................................................................................60
SCZ SPEED CONTROL COMPONENTS ........................................................................................................62
SCZ BRAKE COMPONENTS ..........................................................................................................................64
SCZ HYDRAULIC SYSTEM .............................................................................................................................66
SCZ FUEL SYSTEM.........................................................................................................................................68
SCZ ENGINE & ATTACHING PARTS ..............................................................................................................70
ZT-5400 TRANSAXLE ASSEMBLY..................................................................................................................72
SCZ ELECTRICAL SYSTEM ...........................................................................................................................74
SCZ EFI ELECTRICAL SYSTEM.....................................................................................................................76
REPLACEMENT DECALS AND INFORMATION PLATES .............................................................................78
SCZ ELECTRICAL SCHEMATIC .....................................................................................................................80
SCZ EFI ELECTRICAL SCHEMATIC ..............................................................................................................81
SCZ KAWASAKI ENGINE ADAPTER HARNESS ELECTRICAL SCHEMATIC .............................................82
LIMITED WARRANTY - COMMERCIAL EQUIPMENT................................................... INSIDE BACK COVER

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Table of Contents

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Section 1
1.1 INTRODUCTION
Yourmowerwasbuilttothehigheststandardsinthe
industry.However,theprolongedlifeandmaximum
efficiencyofyourmowerdependsonyoufollowingthe
operating,maintenanceandadjustmentinstructionsin
thismanual.
Ifadditionalinformationorserviceisneeded,contactyour
ScagPowerEquipmentDealer.
Weencourageyoutocontactyourdealerforrepairs.
AllScagdealersareinformedofthelatestmethodsto
servicethisequipmentandprovidepromptandefficient
serviceinthefieldorattheirserviceshop.Theycarrya
fulllineofScagserviceparts.
- IMPORTANT -
The replacement of any part on this product
by other than the manufacturer's authorized
replacement part may adversely affect the
performance, durability or safety of this
product.
Use of other than original Scag replacement
parts will void the warranty.
Whenorderingparts,alwaysgivethemodelandserial
numberofyourmower.Theserialnumberplateislocated
ontheframebetweentheengineandseatwhereshown
inFigure1-1.
SERIAL NUMBER
PLATE LOCATION
R
MODEL
SERIAL
Divisionof Metalcraft of Mayville, Inc.
Mayville,Wisconsin 53050
PatentsIssued and Pending
Figure 1-1. Mower Serial Number Plate Location
GENERAL INFORMATION
USE ONLY SCAG APPROVED ATTACHMENTS AND
ACCESSORIES.
Attachmentsandaccessoriesmanufacturedbycompanies
otherthanScagPowerEquipmentarenotapprovedfor
useonthismachine.SeeSection8-1.
WARNING
For pictorial clarity, some illustrations and figures
in this manual may show shields, guards or plates
open or removed. Under no circumstances should
your mower be operated without these devices
in place.
Allinformationisbaseduponproductinformationavailable
atthetimeofapprovalforprinting.ScagPowerEquipment
reservestherighttomakechangesatanytimewithout
noticeandwithoutincurringanyobligation.
1.2 DIRECTION REFERENCE
The“Right”and“Left”,“Front”and“Rear”ofthemachine
arereferencedfromtheoperator’srightandleftwhen
seatedinthenormaloperatingpositionandfacingthe
forwardtraveldirection.
1.3 SERVICING THE ENGINE AND DRIVE
TRAIN COMPONENTS
Detailsregardingtheserviceandrepairoftheengine,
hydraulicpumpsandgearboxesarenotcoveredinthis
manual;onlyroutinemaintenanceandgeneralservice
instructionsareprovided.Forserviceofthesecomponents
duringthelimitedwarrantyperiod,itisimportanttocontact
yourScagdealerorfindalocalauthorizedservicingagent
ofthecomponentmanufacturer.Anyunauthorizedwork
doneonthesecomponentsduringthewarrantyperiod
mayvoidyourwarranty.

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Section 1
1.4 SYMBOLS
SYMBOL DESCRIPTION SYMBOL DESCRIPTION

Choke

Transmission

ParkingBrake

48071S
SpinningBlade

On/Start

SpringTensiononIdler

Off/Stop

Oil

FallingHazard

ThrownObjectHazard

Fast

Slow

ContinuouslyVariable-Linear

CuttingElement-BasicSymbol

481039S
PinchPoint

CuttingElement-Engage

Hourmeter/ElapsedOperatingHours

CuttingElement-Disengage

KeepBystandersAway

ReadOperator'sManual

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Section 2
2.1 INTRODUCTION
Yourmowerisonlyassafeastheoperator.Carelessness
oroperatorerrormayresultinseriousbodilyinjury
ordeath.Hazardcontrolandaccidentpreventionare
dependentupontheawareness,concern,prudence,and
propertrainingofthepersonnelinvolvedintheoperation,
transport,maintenanceandstorageoftheequipment.
Makesureeveryoperatorisproperlytrainedand
thoroughlyfamiliarwithallofthecontrolsbeforeoperating
themower.Theowner/usercanpreventandisresponsible
foraccidentsorinjuriesoccurringtothemselves,other
peopleorproperty.
READ THIS OPERATOR’S MANUAL AND WATCH THE
TIPS FOR SAFE OPERATION OF YOUR SCAG ZERO-
TURN MOWER VIDEO BEFORE ATTEMPTING TO
START YOUR MOWER.
Areplacementmanualisavailablefromyourauthorized
ScagServiceDealerorbycontactingScagPower
Equipment,ServiceDepartmentatP.O.Box152,Mayville,
WI53050orcontactusviatheInternetatwww.scag.com.
Themanualforthismachinecanbedownloadedbyusing
themodelandserialnumberorusethecontactformto
makeyourrequest.Pleaseindicatethecompletemodel
andserialnumberofyourScagproductwhenrequesting
replacementmanuals.
2.2 SIGNAL WORDS
Thissymbolmeans“Attention! Become Alert! Your
Safety is Involved!"Thesymbolisusedwiththefollowing
signalwordstoattractyourattentiontosafetymessages
foundonthedecalsonthemachineandthroughoutthis
manual.Themessagethatfollowsthesymbolcontains
importantinformationaboutsafety.Toavoidinjuryand
possibledeath,carefullyreadthemessage!Besureto
fullyunderstandthecausesofpossibleinjuryordeath.
SIGNAL WORD:
Itisadistinctivewordfoundonthesafetydecalsonthe
machineandthroughoutthismanualthatalertstheviewer
totheexistenceandrelativedegreeofthehazard.
DANGER
Thesignalword“DANGER”denotesthatanextremely
hazardoussituationexistsonornearthemachinethat
couldresultinhighprobabilityofdeathorirreparable
injuryifproperprecautionsarenottaken.
WARNING
Thesignalword“WARNING”denotesthatahazardexists
onornearthemachinethatcanresultininjuryordeathif
properprecautionsarenottaken.
CAUTION
Thesignalword“CAUTION”isareminderofsafety
practicesonornearthemachinethatcouldresultin
personalinjuryifproperprecautionsarenottaken.
Yoursafetyandthesafetyofothersdependssignificantly
uponyourknowledgeandunderstandingofallcorrect
operatingpracticesandproceduresofthismachine.
2.3 BEFORE OPERATION
CONSIDERATIONS
WARNING
Check all hydraulic connections for tightness.
Inspect all hydraulic hoses and / or lines to insure
they are in good condition before operating.
1. NEVERallowchildrentooperatethisridingmower.
Donotallowadultstooperatethismachinewithout
properinstructions.
2. Donotmowwhenchildrenand/orothersare
present.Keepchildrenoutofthemowingareaand
inthewatchfulcareofaresponsibleadultotherthan
theoperator.Bealertandturnmachineoffifachild
entersthearea.
SAFETY INFORMATION

4
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Section 2
3. DONOTallowchildrentorideorplayonthe
machine,itisnotatoy.
4. Cleartheareatobemowedofobjectsthatcouldbe
pickedupandthrownbythecutterblades.
5. DONOTcarrypassengers.
6. DONOToperatethemachineundertheinfluenceof
alcoholordrugs.
7. Iftheoperator(s)ormechanic(s)cannotread
English, itistheowner'sresponsibilitytoexplain this
materialtothem.
8. DONOTwearloosefittingclothing.Looseclothing,
jewelryorlonghaircouldgettangledinmoving
parts.Donotoperatethemachinewearingshorts;
alwayswearadequateprotectiveclothingincluding
longpants.Wearingsafetyglasses,safetyshoesand
ahelmetisadvisableandisrequiredbysomelocal
ordinancesandinsuranceregulations.
WARNING
Always wear hearing protection. Operating this
machine over prolonged periods of time can
cause loss of hearing.
9. Keepthemachineandattachmentsingood
operatingcondition.Keepallshieldsandsafety
devicesinplace.Ifashield,safetydeviceordecal
isdefectiveordamaged,repairorreplaceitbefore
operatingthemachine.
WARNING
This machine is equipped with an interlock system
intended to protect the operator and others from
injury. This is accomplished by preventing the
engine from starting unless the deck drive is
disengaged, the parking brake is on, the steering
control levers are in the neutral position and the
operator is in the seat. The system shuts off the
engine if the operator leaves the seat with the deck
drive engaged and/or the steering control levers
are not in the neutral position and the parking
brake is not engaged. Never operate equipment
with the interlock system disconnected or
malfunctioning.
10. Besuretheinterlockswitchesarefunctioning
correctly.
11. Fuelisflammable;handleitwithcare.Fillthefuel
tankoutdoors.Neverfillitindoors.Useafunnelor
spouttopreventspillage.Cleanupanyspillage
beforestartingtheengine.
12. DONOTaddfueltoarunningorhotengine.Allow
theenginetocoolforseveralminutesbeforeadding
fuel.Neverfuelindoorsorinsideenclosedtrailers.
13. SeeSection7.5ENGINEFUELSYSTEMforfueling
procedure.
14. Keepflammableobjects(cigarettes,matches,etc.),
openflamesandsparksawayfromthefueltankand
fuelcontainer.Useonlyapprovedcontainers.
15. Equipmentmustcomplywiththelatestrequirements
perSAEJ137and/orANSI/ASAES279whendriven
onpublicroads.
- NOTE -
If the mower is driven on public roads, it must
comply with state and local ordinances as well as
SAE J137 and/or ANSI / ASAE S279 requirements.
Contact your local authorities for regulations and
equipment requirements.
16. Donotoperatewithoutthesidedischargechute
installedandinthedownpositionorwithanoptional
grasscatcherormulchplatecompletelyinstalled.
17. Checktheblademountingboltsatfrequentintervals
forpropertightness.
18. Makesureallhydraulicfluidconnectionsaretight
andallhydraulichosesandlinesareingood
conditionbeforestartingthemachine.
2.4 OPERATION CONSIDERATIONS
1. Knowthefunctionofallcontrolsandhowtostop
quickly.
WARNING
DO NOT operate on steep slopes.To check a slope,
attempt to back up it (with the cutter deck down).
If the machine can back up the slope without the
wheels slipping, reduce speed and use extreme
caution. Under no circumstances should the
machine be operated on slopes greater than 15
degrees. See Figure 2-2, Page 7 to determine
approximate slope of area to be mowed. ALWAYS
FOLLOW OSHA APPROVED OPERATION.