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SafetyInstructions& Operator'sManualfor
21" VARIABLESPEED
REARDISCHARGE
WALKBEHIND
MOWERS
\
SPV21675FC (7800265)
SPV21675EFC (7800266)
Models
NOTE:Specifications are correctattime of printing andare subjectto changewithout notice.
* Actual sustained engine power will likely be lower due to operating limitations and environmental factors. Please refer to 'EnginePower Rating Information' for
further details.
Manual No. 7101688 (Rev. '-', 4/7/2008)
McDonough, GA,, 30253 U.S_A,
TP100-5387---WB-N
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ThankYoufor purchasingthis quality-built Snappermower.We're pleasedthat you placedyour
confidencein the Snapperbrand.Whenoperatedand maintainedaccordingto the instructions in this
manual,your Snappermowerwill provide manyyearsof dependableservice.
Thismanualcontainssafety information to makeyou awareof the hazardsand risks associatedwith the
machineand how to avoidthem. This machineis designedand intendedonlyfor finish cutting of
establishedlawnsand is not intendedfor any other purpose. It is important that you readand understand
theseinstructions thoroughly beforeattemptingto start or operatethis equipment.Savethese
instructions for future reference.
PRODUCT REGISTRATION
IMPORTANT:KEEPTHISINFORMATIONFORYOURPERSONALRECORDS
(CompletethefollowinginformationonyourSnapperpurchase)
Dateof Purchase
Retailer
Retailer's Phone Number
Equipment
Model Number
SerialNumber
Engine
Model .Type. Trim
It is veryimportantthat youregister yourpurchasewithSnapperto ensurewarrantycoverage.Please
mail yourproductregistrationcardto:
Snapper at P.O. Box 1379, IVlcDonough,Georgia 30253.
Youcancontactusat ourwebsite(www.snapper.com),orif youwouldlike tospeakwith a Customer
ServiceRepresentative,call usat the SnapperCustomerRelationsCenterat 1-800-317-7833. For
faster service please haveyourSerial NumberandModel Numberavailable.
SNAPPERis a trademarkof
Briggs& StrattonPowerProductsGroup,LLC
Jefferson,WI, USA.
Briggs& StrattonYardPower Products Group
Copyright© 2008, Briggs& StrattonCorporation
Milwaukee, WI, USA. All RightsReserved.
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Table of Contents
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OperatorSafety ................................................ 2
Important OperatorSafety Instructions .................................. 2
Featuresand Controls ........................................... 4
Operation .................................................... 5
Pre-Start Checklist .................................................. 5
Starting & Stopping Engine& Blade ..................................... 5
Propelling Mower ................................................... 6
HandleHeight Adjustment ............................................ 6
Cutting HeightAdjustment ............................................ 7
Recycling Operation ................................................. 7
Installing the Discharge Deflector ....................................... 8
Removingthe Recycling Plug .......................................... 8
Installing the Grass Bag .............................................. 8
Maintenance .................................................. 9
ChangeEngine 0il ................................................... 9
CheckMower Blade ................................................. 9
CheckEngine Drive Belt .............................................. 9
Service- Periodic ................................................... 9
Engine ............................................................ 9
Air Filter .......................................................... 9
Engine Oil ......................................................... 9
Wheel Drive Components ............................................ 10
Storage Procedure ................................................. 10
Mower Blade Replacement ........................................... 11
BladeSharpening .................................................. 11
Wheel Drive Control Adjustment ....................................... 12
Belt Service ....................................................... 13
Engine Drive Belt Replacement ........................................ 13
Battery Service .................................................... 14
RearCover Removal & Installation ..................................... 15
Service Schedule................................................... 16
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Troubleshooting............................................... 17
Warranty .................................................... 18
SlopeGuide ................................................. 19
WARNING
Batteryposts, terminals and related accessoriescontain
lead and lead compounds, chemicals known to the State of
California to cause cancer and birth defects or other
reproductiveharm. Wash handsafter handling.
WARNING
Engineexhaust,some of its constituents, and certain
vehicle components contain or emit chemicals known to
the State of California to causecancer or other reproductive
harm.
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IMPORTANTOPERATORSAFETYINSTRUCTIONS
WARNING:This powerful cutting machine is capable of amputating handsand feet and canthrow objects
that can cause injury and damage! Failureto comply with the following SAFETYinstructions could result in
serious injury or deathto the operator or other persons. The owner of the machine must understand these
instructions andmust allow only persons who understandthese instructions to operate machine.Each
personoperating the machine must be of sound mind and body and must not be under the influence of any
substance,which might impair vision, dexterity or judgment. If you have any questions pertaining to your
machinewhich your dealer cannot answer to your satisfaction, call or write the Customer Service
Departmentat SNAPPER,McDonough, Georgia30253. Phone:(1-800-317-7833).
PROTECTION FOR CHILDREN
Tragic accidents canoccur if the operator is not alert to the
presenceof children. Children are often attracted to the
machine andthe mowing activity. Neverassumethat
children will remain whereyou last saw them.
1. KEEPchildren out of the mowing area and under the
watchful careof aresponsible adult other than the operator.
2. DO NOTallow children in yard when machine is operated
andturn machine OFFif anyoneenters the area.
3. DO NOTallow pre-teenagechildren to operate machine.
4. ALLOW only responsible adults & teenagerswith mature
judgment under close adult supervision to operate machine.
5. DO NOTpull mower backwardsunless absolutely
necessary.LOOKand SEEbehind and down for children,
pets and hazards beforeand while backing.
6. USEEXTRACAREwhen approaching blind corners,
shrubs, trees, or other objects that may obscure vision.
SLOPE OPERATION
1. Slopes are a major factor relatedto slip and fall
accidents,which can result in severeinjury. All slopes
require extra caution. If you feel uneasyon a slope, DONOT
mow it.
2. Mow across slopes, never up-and-down. Exercise
extremeCAUTIONwhen changing directions on slopes. DO
NOTmow steep slopes or other areaswhere stability or
traction is in doubt. Referto the Slope Guideat the back of
this manual.
3. Useextra carewith grass catchersor other attachments;
these affect the handling and the stability of the machine.
PREPARATION
1. Read,understand, and follow instructions andwarnings
in this manual and on the mower, engine and attachments.
Knowthe controls and the proper useof the mower before
starting.
2. Only mature, responsible persons shall operatethe
machine and only after proper instruction.
3. Data indicatesthat operators age 60 and above,are
involved in a large percentageof mower-related injuries.
Theseoperators should evaluatetheir ability to operate the
mower safely enough to protect themselves and others
from serious injury.
4. Handlefuel with extra care. Fuelsareflammable and
vapors are explosive. Useonly an approvedfuel container.
DONOTremovefuel capor add fuel with engine running.
PREPARATION
(Continued From Previous Column)
Add fuel outdoors only with engine stopped and cool. Clean
spilled fuel and oil from machine. DONOTsmoke.
5. Checkthe areato be mowed and removeall objects such
as toys, wire, rocks, limbs and other objects that could
cause injury if thrown by bladeor interfere with mowing.
Also notethe location of holes, stumps, and other possible
hazards.
6. Keeppeopleand pets out of the mowing area.
Immediately,STOPBlade,Stop engine and Stop mower if
anyone enters the area.
7. Checkshields, deflectors, switches, blade controls and
other safetydevicesfrequently for proper operation and
location.
8. Makesureall safety decals are clearly legible. Replaceif
damaged.
9. Protectyourself when mowing and wear safety glasses,
long pants and substantial footwear. DONOTmow
barefootedor with sandals.
10. Know how to STOPbladeand enginequickly in
preparationfor emergencies.
11. Use extra carewhen loading or unloading the machine
into a trailer or truck.
12. Checkgrass catchercomponents frequently for signs of
wear or deterioration and replaceas neededto prevent
injury from thrown objects going through weak or torn
spots.
SAFE HANDLING OF GASOLINE
Toavoid personal injury or property damage, useextreme
care in handling gasoline. Gasolineis extremely flammable
and the vapors are explosive.
1. Extinguish all cigarettes, cigars, pipes and other sources
of ignition.
2. Useonly an approved fuel container.
3. DONOTremovefuel cap or add fuel with the engine
running. Allow the engineto cool before refueling.
4. DONOTrefuelthe machine indoors.
5. DONOTstore the machine or fuel container inside where
there is an open flame, spark or pilot light such as on a
water heateror other appliances.
6. DONOTfill fuel containers inside a vehicle or on a
truck or trailer bed with a plastic liner. Always placethe
containers on the ground awayfrom the vehicle before
filling.
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IMPORTANTOPERATORSAFETYINSTRUCTIONS(Continued)
SAFE HANDLING OF GASOLINE
(ContinuedFromPreviousPage)
7. Remove gas-poweredequipment from the vehicle or
trailer and refuelit on the ground. If this is not possible,
then refuelequipment using a portablecontainer, rather
than a gasolinedispenser nozzle.
8. DO NOTstart gas powered equipment in enclosed
vehicles or trailers.
9. Keepthe nozzlein contact with the rim of the fuel tank or
container opening at all times until fueling is complete. DO
NOTusea nozzle lock-open device
10. If fuel is spilled on clothing, change clothing
immediately.
11. DO NOToverfill a fuel tank. Replacefuel cap and tighten
securely.
OPERATION
1. DO NOTput handsor feet near or under rotating parts.
Keepclearof discharge areawhile engineis running.
2. STOPenginewhen crossing gravel drives, walks, or
roads, and under any conditions where thrown objects
might be a hazard.
3. Mow only indaylight or good artificial light.
4. DONOToperatemower while under the influence of
alcohol or drugs.
5.After striking a foreign object or if mower vibrates
abnormally,STOPthe engine,disconnect andsecure spark
plug wire. Inspect the mower for any damageand repairthe
damagebeforestarting.
6. DO NOTmow near drop offs, ditches or embankments.
Operatorcould lose footing or balance.
7. STAYALERTfor holes and other hidden hazards.Tall
grass can hide obstacles. Keepawayfrom ditches,
washouts, culverts, fences and protruding objects.
8. DO NOTmow on wet grass. Always be sure of your
footing. Keepa firm hold onthe handleand walk, neverrun.
Slipping could cause injury.
9.ALWAYSstay behind handlewhen engine (motor) is
running.
10. DO NOTleavethe machinewith the engine running.
STOPBLADEandSTOPENGINEbeforeleavingthe
operators position for any reason.
11. Before cleaning, repairing or inspecting make certain
engine,blade and all moving parts haveSTOPPED.
Disconnectand secure spark plugwire awayfrom plug to
prevent accidentalstarting.
12. STOPengineandwait until the bladecomes to
completeSTOPbefore removing grass bag and/or clearing
grass.
13. DO NOToperatemower without the entire grass
catcher,or guards in placedischarge guard, rearguard or
other safety devices in place and working. DONOTpoint
discharge at people,passing cars, windows or doors.
OPERATION
(Continued From Previous Column)
14. DO NOTdischarge material against a wall or
obstruction. Material may ricochet back towards the
operator.
15. Slow down beforeturning.
16. Watch out for traffic when near or crossing roadways.
17. DO NOToperateengine in enclosedareas. Engine
exhaust gasescontain carbon monoxide, a deadly poison.
18. Only use accessoriesapprovedby the manufacturer.
See manufacturer'sinstructions for proper operation and
installation of accessories.
MAINTENANCEAND STORAGE
1. DO NOTstore mower or fuel containerinside where
fumes mayreachan open flame, spark or pilot light such as
in awater heater,furnace, clothes dryer or other gas
appliance. Allow engine to cool before storing machine in
an enclosure.Store fuel container out of reachof children
in awell ventilated, unoccupied building.
2. Keepmower and engine free of grass, leavesor excess
greaseto reducefire hazardand engine overheating.
3. Whendraining fuel tank, drain fuel into an approved
container outdoors andaway from open flame.
4. Keepall bolts, especially bladebolts, nuts and screws
properly tight. Checkthat all cotter pins are in proper
position.
5. Alwaysprovide adequateventilation when running
engine. Engineexhaust gasescontain carbon monoxide, a
deadly poison.
6. Serviceengineand makeadjustments only when engine
is stopped. Removed spark plug wire from spark plug and
secure wire awayfrom spark plug to prevent accidental
starting.
7. DONOTchangeengine governor speedsettings or
overspeed engine.
8. Checkgrass bagassembly frequently for wear or
deterioration to avoidthrown objects and exposure to
moving parts. Replacewith new bag if loose seamsor tears
are evident. Replaceslider or bag adapterif brokenor
cracked.
9. Mower bladesare sharp and can cut. Wrap the bladesor
wear heavy leathergloves and useCAUTIONwhen handling
them.
10. DO NOTtest for spark by grounding spark plug nextto
spark plug hole; spark plug could ignite gas exiting engine.
11. Havemachine serviced by an authorized SNAPPER
dealer at least once ayear and havethe dealerinstall any
newsafety devices.
12. Use only genuine SNAPPERreplacementparts to
assure that original standards are maintained.
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IMPORTANT
The figures and illustrations in this manualare provided
for referenceonly and may differ from your specific model,
Contactyour Snapperdealer if you have questions.
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FeaturesandControls
A. Oil Fill Capand Dipstick
B. FuelFillerCap
C. RecyclingCover
D. Battery Box
E. Height Adjustment Lever
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BladeControl
RopeStart Handle
Drive WheelControl
RearDischargeDoor
Grass Bag
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Pre-StartCheckList
Make the following checks and perform the service required
before each start-up.
1. Checkthe guards, deflectors, grass bag,and coversto
make sure all are in placeand securelytightened.
2. Checkthe blade control (A, Figure1) andwheeldrive
control (B) to insure they work freely.
Figure 1: Mower controls
3. Checkthe cutting height. Adjust to the desiredheight.
Refer to the Section 'Cutting Height Adjustment'.
4. Checkthe engineoil and add oil as neededto bring the
level up to the full mark (A, Figure2). Referto the
Engine Owner'sManualfor oil specifications.
StartingandOperation
Engine and Blade
1. Pull the blade control (A, Figure 3) againstthe handle.
2. Start the mower:
Manual Start Models: Pull the rope start handle (B)
to crank the engine.
Electric Start Models: Insertthe key(C) into the
ignition switch (D), located on the right side of the
handle abovethe rope guide. Turnthe keyto crank
the engine.
3. After the enginestarts, allow a brief warm-up until the
engine runs smooth before beginning moweroperation.
NOTE.To stop the engine (and blade), releasethe blade
control.
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Figure2: Checkingengine oil
5. Add fuel to the tank after pushing the mower outside
wherefumes cansafely dissipate. Fill the tank to 1-1/2
inches belowthe top of the filler neck (to allow for fuel
expansion). Makesure the cap is tightened after fueling.
Refer to the EngineOwnersManual for fuel
specifications.
6. Cleanthe exterior surfaces of the cutting deck and
engine of any accumulation of spilled fuel, dirt, grass,
oil, etc. Keepthe engine air intakescreen and cooling
fins clear at all times.
7. Perform battery service. Referto the Section 'Battery
Service'.
Figure3: Starting the mower
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StartingandOperation(Continued)
Propelling the Mower
1. Start the engine.Referto the Section entitled "Starting
and Operation- Engine and Blade".
2. Begin squeezingthe wheel drive control (A, Figure 4)
back toward the handle to engagethe wheel drive and
propel the mower forward. Forward speed can be
increased by squeezingthe wheeldrive control further
back toward the handle.
®
HandleHeightAdjustment
Theheight of the mower handle can be adjusted asfollows:
1. Turnthe two locking cams (A, Figure 5) a quarter-turn
to unlockthe handleassembly(B).
2. Align the handle assemblywith one of the three handle
height adjustment holes (C) in the mounting brackets.
3. Return the locking cams to their original position to lock
the handle.
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Figure4: Wheeldrive control
(Components removed for clarity)
Figure5: Adjusting the handleheight
Stopping
1. Stop forward motion of the mower by releasing the
wheeldrive control.
2. Stop the engine and blade by releasingthe blade
control.
DONOTattempt any maintenance, adjustmentsor service
with engine and bladerunning. STOPengineand blade.
Disconnectspark plug wire and secureawayfrom spark
plug. Engineandcomponents areHOT.Avoid serious
burns, allow sufficient time for all componentsto cool.
WARNING
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Page 9

WARNING
DONOTattempt any maintenance,adjustments or service
with engine and bladerunning. STOPengineand blade.
Disconnectspark plug wire and secure away from spark
plug. Engineandcomponents areHOT.Avoid serious
burns, allow sufficient time for all componentsto cool.
CuttingHeightAdjustment
1. Pull the height adjusting lever (A, Figure6) outward,
and moveto the desired cutting height. The highest
cutting position is Notch 9 (B; also see Figure 7). The
lowest cutting position is Notch 1 (C).
Note: Thelever will set aft wheels to the same cutting height.
WARNING
Stop engineand mower blade by releasingthe blade
control before adjusting cutting height.
1.50 in _ 4.00 in
Figure7: Cutting height settings (approximate)
RecyclingOperation
Note:Forbest recycling results, cut up to a maximum of 1/3
of grass blade length and recycleONLYwhen grass is dry.
1. Setthe height adjustment lever in the highest cutting
position (Notch 9). Referto the Section entitled "Cutting
HeightAdjustment".
2. Proceed mowing slowly. If the grass is very dense,
lower the height adjustment lever one notch lower to
improve recycling performance.
mo
Installingthe DischargeDeflector
1. Raisethe recycling cover (A, Figure 8).
Important. The recycling cover should remainon the
machine at all times. Donot remove.
Figure6:Adjusting cutting height
Figure 8: Installing the discharge deflector
2. Install the deflector (B) to the deck underthe recycling
cover,making surethat:
Thetabs (C) hook under the pivot rod (D).
Thelocking tab on the deck (A, Figure 9) goes
through the slot in the deflector (B).
3. Lower the recycling cover against the deflector.
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WARNING
DONOTattempt any maintenance,adjustments or service
with engine and bladerunning. STOPengineand blade.
Disconnectspark plug wire and secure away from spark
plug. Engineandcomponents areHOT.Avoid serious
burns, allow sufficient time for all componentsto cool.
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Installingthe GrassBag
1. Raisethe reardischarge door (A, Figure 11).
2. Removethe recycling plug. Referto the section entitled
"Removing the Recycling Plug".
3. Holding the grass bag handle (B), install the grass bag
onto the back of the mower, making sure that the grass
bag hooks (A, Figure 12) are hooked onto the rear door
pivot rod (B).
Figure9: Deflector locking tab
RemovingtheRecyclingPlug
1. Raisethe reardischarge door (A, Figure 10).
2. Removethe recycling plug (B) from the rear discharge
chute.
Note.The recycling plug should be removed only when
bagging is desired, and should be replacedas soon as
bagging operations are completed.
Figure 10. Removing the recycling plug
Figure 11.Installing thegrass bag
Figure 12.Grassbag hooks
WARNING
Grass Catcherbags used on SNAPPERproducts are made
of woven fabric, and are subject to deterioration andwear
during normal usage. Check condition of bag before each
use. Immediately replaceworn or damagedcatcherbags
with only bags recommendedby SNAPPER.The grass
catcher is optional equipment on some models.
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Page 11

Maintenance-Introduction
Toretain the quality of the mower,use genuineSNAPPER
replacementparts only.Contact a local SNAPPERdealerfor
parts and service assistance.Forthe correct part or
information for a particular mower, always mention the
model and serial number.
CheckMowerBlade
1. Disconnectthe spark plug wire and secure the end away
from the plug.
2. Tilt the mower upon its rearwheelsfor access to the
blade capscrew (A, Figure14). Do not tilt the mower
with the spark plug or carburetor down.
WARNING
DONOTattempt any maintenance,adjustments or service
with engine and bladerunning. STOPengineand blade.
Disconnectspark plug wire and secure away from spark
plug. Engineandcomponents areHOT.Avoid serious
burns, allow sufficient time for all componentsto cool.
Wearheavy leathergloves when handling or working
around cutting blades. Bladesareextremely sharp and can
causesevereinjury.
Service- AfterFirst5 Hours
Change Engine Oil
,
Refer to the EngineManualfor proper oil specifications,
procedures and proper service intervals.
2.
Forthe simplest/cleanest oil change,simply turn the
mower on its sideto drain the oil, asshown. Drainthe
oil through the dipstick tube (A, Figure 13) into a
container.Allow sufficient time for all the oil to drain.
Important: Drainthe fuel tank before tipping the machine.
DONOTtip the machinewith the carburetor or spark plug
down. Oil from the crankcasewill saturatethe air filter and
causethe engineto be hard to start or not start at all. If
contamination doesoccur, the air filter will haveto be
replaced.
Important:Drain the fuel tank before tipping the mower. DO
NOTtip the machinewith the carburetor or spark plug down.
Oil from the crankcasewill saturatethe air filter and cause
the engine to behard to start or not start at all. If
contamination does occur,the air filter will haveto be
replaced.
/
Figure 14. Tightening the blade cap screw
3. Checkthe torque of the bladecap screw. Recommended
torque should be 40 ft. Ibs.
4. Checkthe bladefor sharpness, wear and damage. Refer
to the Section entitled "BladeWear Limits".
Check Engine Drive Belt
1. Visually checkthe engine drive belt for cracking, fraying,
severedor exposed belt strands. If worn or damaged,
replacethe belt before operating the mower.
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Figure 13: Draining the engine oil
3. Disposeof drain oil properly.
4. Fill the enginewith oil as specified in the EngineManual.
Do Not overfill.
Service- Periodic
Perform all maintenanceas described inthe "Service
Schedule" section of this manual.
Engine
Service the engine according to the engineowner's manual.
Air Filter
Referto the engine owner's manualfor service instructions.
EngineOil
Referto the engine owner's manualfor service instructions.
Page 12

WARNING
DONOTattempt any maintenance,adjustments or service
with engine and bladerunning. STOPengineand blade.
Disconnectspark plug wire and secure away from spark
plug. Engineandcomponents areHOT.Avoid serious
burns, allow sufficient time for all componentsto cool.
Wearheavy leathergloves when handling or working
around cutting blades. Bladesareextremely sharp and can
causesevereinjury.
Wheel DriveComponents
1. Removethe rear cover. Referto the Section entitled
"Rear Cover Removal & Installation".
2. Cleanany debris buildup on or around the transmission,
axles,idler, pulleys, belt, etc., as well as on the inside of
the cover. Checkcomponents for wear or damage.
Replaceworn or damagedcomponents immediately.
3. Replacethe rear cover.
Important:DO NOToperatethe mower without the rear
cover securely in place.
StorageProcedure
Refer to the EngineOwner'sManualfor directions regarding
engine storage preparations. Preparethe mower for "end of
season"storage as follows:
1. Drain the fuel from the fuel tank and letthe engine run
until allfuel is out of the carburetor.
2. Disconnect and remove the spark plug wire awayfrom
the spark plug beforeany other preparations are made!
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3. Tapeallopenings closed to prevent spraying water into
the exhaust or air intakesduring washing.
4. Tilt the mower upon its rearwheels andthoroughly
cleanthe underside of the deck. Do not tilt the mower
with the spark plug or carburetor down. Scrapeaway
any accumulation of grasswith a putty knife and/or
wire brush.
5. Lubricate all exposedmetal with a light coating of oil to
prevent corrosion.
6. Carefullyfold the handles, "flexing" the control cablesto
prevent cabledamage.
7. Store the mower in ashed or other dry area,protected
from weather.
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Page 13

WARNING
DONOTattempt any maintenance,adjustments or service
with engine and bladerunning. STOPengineand blade.
Disconnectspark plug wire and secure away from spark
plug. Engineandcomponents areHOT.Avoid serious
burns, allow sufficient time for all componentsto cool.
Wearheavy leathergloves when handling or working
around cutting blades. Bladesareextremely sharp and can
causesevereinjury.
MowerBladeReplacement
Standard Blade Wear Limit
1. Inspect the blade(Figure 15) frequently for signs of
excessivewear or damage:
(A) New blade
(B) Wearlimit (notch starts)
(C) Dangerous condition! Do not useon the mower!
Replacewith a new blade.
Figure 15.Mower blade wear fimits
3. Remove the blade (B, Figure16).
Makesure that
bladehub is seated
[betweenf anges
Figure 16: Removing the mower blade
4. Sharpenthe bladeon a grinding wheel at an angle of 22
to 28 degrees(B, Figure 17). DONOTsharpen the blade
beyondthe original cutting edge(A).
5. Check bladefor balance.If necessary,correct balance by
grinding heavyend of blade.
6. Reinstall blade(B, Figure 16). Notethe correct
assembly order:
(A) Blade hub
(B) Blade
(C) Bladeflange (facing up)
(D) Conewasher (concave side up)
(E) Capscrew
7. Checktorque of blade retaining cap screw.
Recommendedtorque should be 40 ft. Ibs.
m.
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WARNING
DONOTuse a cutting bladethat shows signs of excessive
wear or damage.Referto the Section entitled"MOWER
BLADEREPLACEMENT"for proper bladeinspection and
service procedures.
BladeSharpening
1. Disconnectthe spark plug wire and securethe end away
from the plug.
2. Tilt the mower upon its rearwheels. Donot tilt the
mower with the spark plug or carburetor down.
Important:Drain the fuel tank before tipping the mower. DO
NOTtip the machine with the carburetor or spark plug down.
Oil from the crankcasewill saturatethe air filter and cause
the engine to be hardto start or not start at all. If
contamination doesoccur, the air filter will haveto be
replaced.
Do not sharpen
beyondoriginal
cutting edge
Endview of
bladeassembly
Figure 17. Sharpeningthe mower blade
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WARNING
DONOTattempt any maintenance,adjustments or service
with engine and blade running. STOPengineand blade.
Disconnectspark plugwire and secure awayfrom spark
plug. Engineand componentsare HOT.Avoid serious
burns, allow sufficient time for all components to cool.
WheelDriveControlAdjustment
Thewheel drive control lever(A, Figure 18) should engage
the transmission when the leveris squeezedback toward the
handlebar,and should disengagethe transmission when the
lever is released.
3. Fully engagethe lever,and measurethe length of the
extendedspring. The overall spring length should
increase by 0.020- 0.025".
4. To adjust spring extension:
a. Disengagethe lever.
b. To increase (+) the extendedspring length, loosen
the jam nut (B, Figure20) androtate the ferrule (C)
below the adjustment turnbuckle (A), located on the
lower end of the wheel drive control cable, one-half
turn out from the turnbuckle. Tightenthe jam nut.
c. Todecrease(-) the extended spring length, loosen
the jam nut, and rotate the ferrule one-half turn in
toward the turnbuckle. Tightenthe jam nut.
5. Engagethe leverand recheckthe extendedspring
length. RepeatStep 4 as needed.
+
Figure 18. Wheel drive controls
(Components removed for clarity)
If the transmission does not engageor disengage,
adjustment may be performed as follows:
1. Removethe rear cover from the mower. Referto the
section entitled "Rear Cover Removal& Installation".
2. With the wheel drive control lever in the 'DISENGAGE'
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position, the spring (A, Figure19) on the end of the
wheeldrive control cable should haveno tension.
Measurethe overall length of the unextendedspring (B).
Figure20. Adjusting the transmission spring tension
IMPORTANT:INCORRECTADJUSTMENTCANCAUSE
PREMATUREWEARAND/ORDAMAGETOTHEWHEEL
DRIVECOMPONENTS.
Figure 19. Measuring the disengagedtransmission spring
length
12 www.snapper.com
Page 15

WARNING
DONOTattempt any maintenance,adjustments or service
with engine and blade running. STOPengineand blade.
Disconnectspark plugwire and secure awayfrom spark
plug. Engineand components are HOT.Avoid serious
burns, allow sufficient time for all components to cool.
BeltService
On self-propelled mowers, the engine belt transmits power
from the engineto the transmission that powers the rear
wheels.Should the belt become worn, it could cause slip-
page,which would impair mower performance.The condi-
tion of the engine belt should be checkedafter every 25
hours of mower operation.
EngineDriveBelt Replacement
1. Empty the fuel tank.
2. Removethe blade (A, Figure 21). Referto the Section
entitled "Blade Sharpening".
3. Removethe hardware(B) securing the two-piece belt
cover beneaththe deck. Removethe cover.
4. Removethe rearcover of the mower. Referto the Section
entitled "Rear Cover Removal& Installation".
5. To replacethe belt:
a. Remove the hardware(B, Figure22) securing the belt
guide (A) to the transmission assembly. Removethe
belt guide.
b. Removethe belt from the transmission and engine
pulleys, noting the belt routing.
c. Replacethe belt.
d. Replacethe belt guide onto the transmission.
6. Replacethe covers and blade.
Note: Recommendedblade torque is 40 ft. Ibs.
\
Figure21. Removing theblade and belt cover
m.
co
co
Figure22: Removing thebelt guide
13
Page 16

WARNING
DONOTattempt any maintenance,adjustments or service
with engine and blade running. STOPengineand blade.
Disconnectspark plugwire and secure awayfrom spark
plug. Engineand componentsare HOT.Avoid serious
burns, allow sufficient time for all components to cool.
Battery Testing
Checkthe battery's stateof charge using a voltmeter.
Rememberto hook the positive lead to the battery's positive
terminal, andthe negativelead to the negativeterminal.
Checkthe reading against the chart below. If thevoltage
readslessthan 12.80 volts, chargethe battery. Referto the
Section entitled "Battery Charging".
BatteryService
New Battery Preparation
1. Removethe battery from the carton.
2. Placethe battery in a well ventilated areaon a level
non-concrete surface.
3. Testthe battery. Referto the Section entitled "Battery
Testing". If the battery needscharging, chargethe
battery. Referto the Section entitled "Battery Charging".
4. Connect the positive (+) lead (red) first, from the battery
harness to the positiveterminal (+) on the battery using
the bolt and nut platesupplied with the battery.Connect
the negative (-) lead (black) last, to the negativeterminal
(-) on the battery using the bolt and nut plate.Apply a
small amount of greaseover the terminals to prevent
corrosion.
NOTE.Thebattery may come with the harness already
connected. If so, simply checkto be sure the terminal
hardware is securely tightened.
5. Install the battery onto the power unit.
6. Plug the main harnessconnector (A, Figure 23) into the
battery harness connector (B).
Shieldthe positive terminal with terminal cover locatedon
,m
battery harness. This prevents metal from touching the
iL WARNING
positiveterminal, which could causesparks.
Stateof Charge Digital Voltmeter
100% Charged 12.80v
75% Charged 12.40v
50% Charged 12.10v
25% Charged 11.90v
0% Charged Less than 11.80v
Battery Charging
Tochargethe battery:
1. With the supplied DCcharger: Plug the charger
connector into the battery harness connector (B, Figure
23). Plugthe charger into awall outlet and chargethe
battery for 48 hours. (Longer periods will not damage
the battery.)
BatteryCondition
BatteryService
1. Testthe battery. Referto the Section entitled "Battery
Testing". If the battery needscharging, chargethe
battery. Referto the Section entitled "Battery Charging".
3. If the battery will not accepta charge or is partially
chargedafter charging per instructions, replacewith a
new battery.
BatteryStorage
If the mower is to be stored out of season on its rear
bumper, it is recommendedthe battery be removed, charged
and stored.
1. Removethe battery.
2. Perform battery service. Referto the Section entitled
"Battery Service".
3. Store the battery in anareaawayfrom the mower on a
wood surface.
NOTE.Do not store the battery on aconcrete surface.
14 www.snapper.com
Figure23: Batteryconnections
Keepallsparks, flame and fire awayfrom areawhen
charging battery or when handling battery.Neveruse
"BOOST"chargers on the battery.
WARNING
Page 17

WARNING
DONOTattempt any maintenance,adjustments or service
with engine and blade running. STOPengineand blade.
Disconnectspark plugwire and secure awayfrom spark
plug. Engineand componentsare HOT.Avoid serious
burns, allow sufficient time for all components to cool.
RearCoverRemovalandInstallation
ToRemovethe RearCover
1. Removethe threefasteners (A, Figure24) securing the
rear apron to the machine.
2. Removethe two fasteners(B) securing the rearcover to
the machine.
3. Slide the cover (C) down and out to remove. Setall
components aside.
To Install the Rear Cover
1. Reversesteps 1-3 above, making sure the tab (D) on the
rear cover is located on the outside of the machine.
Figure24. Removing the rear cover
mo
€1D
15
Page 18

ServiceSchedule
ITEM
EngineOil
Air Pre-Cleaner
Air Cleaner
Spark Plug
Engine Cooling
System
Drive Belt
Mower Blade
Mower Deck
Wheel Drive
Components
SERVICE
PERFORMED
CheckOil Level
Initial Oil Change
Periodic Oil Change
CleanSponge Element
Cleanor Replace
Replace
CleanShroud & Fins
Checkfor Wearand
Tension
Checkfor wear, Damage
& Replacement
CleanDebris
Accumulation
CleanDebris
Accumulation; Check for
Wearor Damage
REF.
Page5
Page9
Page9
Engine Manual
Engine Manual
Engine Manual
Engine Manual
Page9, 13
Page9,11
Page5
Page 10
EACH 5 25 50 100 EACH
USE HRS HRS HRS HRS SEASON
X
X*
X**
X**
X
X**
X
Transmission Cable
Check& Adjust
Page 12 X
Spring Adjustment
*Change oil every 25 hours when operating under heavy load or high temperatures.
**Clean more often under dusty conditions or when air debris is present.
,m
Maintenance/ReplacementParts
Blade Control Cable(SPV21675FC) 7101399
Blade Control Cable(SPV21675EFC) 7101400
Wheel Drive Control Cable 7101398
Cutter Blade(Double Wave) 7100242
Drive Belt 7100883
Parts Manual for Snapper21" VariableSpeedWalk BehindMower 7102346
16 www.snapper.com
Page 19

Troubleshooting
PROBLEM
EngineWill NotStart
Using Recoil Starter
EngineWill NotStart
(ElectricStart Models)
EngineStalls or Stops
After Running
Engine Loses Power
ExcessiveVibration
Mower Will Not Move
Loss Of Traction
Transmission Noise
Ground Speed
TooFast/ Too Slow;
Unableto Adjust
Ground Speed
Cutting Grass Improperly
Poor Grass Discharge
Oil Leaking
PROBABLECAUSE
1. Fueltank empty. 1.
2. Engineneedspriming. 2.
3. Sparkplug wire disconnected. 3.
1. Fueltank empty. 1.
2. Engineneedspriming. 2.
3. Sparkplug wire disconnected. 3.
Fillfuel tank with fresh fuel.
Prime. CheckEngineManualfor Instructions.
Placespark plugwire onto spark plug.
Fillfuel tank with fresh fuel.
Prime. CheckEngineManualfor Instructions.
Placespark plugwire onto spark plug.
CORRECTIVEACTION
4. Wiring harnessdisconnected. 4. Connectwiring harness.
5. Batterydead. 5. Chargeor replacebattery.
1. Bladecontrol is releasedor is not beingheld 1. Bladecontrol should be held securely against
securely against handle.
2. Fueltank empty.
3. Engineair pre-cleanerand or air cleanerdirty.
4. Sparkplug defective or gap set improperly.
5. Water, debris or stale fuel in fuel system.
1. Engineair pre-cleaneror air cleanerdirty.
2. Sparkplug faulty.
3. Water, debris or stale fuel in fuel system. 3.
1. Damaged,out of balanceor bent mower blade.1.
2. Looseblade components. 2.
3. Looseor missing air lift (if equipped). 3.
4. Lumpyor frayed belt. 4.
1. Build-up of debris on or aroundwheel drive 1.
handle at all times during operation of mower.
2. Fillwith fuel to proper level.
3. Cleanfree of all debris.
4. Service spark plug.
5. Drainand cleanfuel system.
1. Cleanor replacefilters.
2. Service spark plug.
Drainand cleanfuel system.
Service mower blade.
Service and tighten loose parts.
Replaceair lifts. Tighten to proper torque.
Replacebelt.
Cleandebris.
components.
2. Transmission cable adjustment required. 2.
3. Drivebelt requires replacement. 3.
4. Damagedtransmission. 4.
1. Transmission cable adjustment required. 1.
2. Damagedtransmission. 2.
1. Build-up of debris on or aroundwheel drive 1.
Adjust transmission cable.
Replacedrive belt.
ContactauthorizedSNAPPERdealer.
Adjust transmission cable.
ContactauthorizedSNAPPERdealer.
Cleandebris.
control components.
2. Transmission cable adjustment required. 2.
3. Drivebelt requires replacement. 3.
4. Damagedtransmission. 4.
1. Cutting height too low or high. 1.
2. Forwardspeedtoo fast. 2.
3. Cutting bladedull or damaged. 3.
1. Forwardspeedtoo fast. 1.
2. Grassis wet. 2.
3. Excessivelyworn or damagedblade. 3.
4. Buildup of grass clippings anddebris under 4.
Adjust transmission cable.
Replacedrive belt.
ContactauthorizedSNAPPERdealer.
Adjust cutting height.
Adjust to a slower speed.
Sharpen cutting edgesor replace blade.
Adjust to a slower speed.
Mow when grass is dry.
Service mower blade.
Cleandeck.
deck.
5. Improper blade installed on deck.
6. Bladeinstalled improperly on deck.
1. Leakingengine case.
5. Install proper SNAPPERblade.
6. Install blade properly.
1. ContactauthorizedSNAPPERdealer.
2. Checkand tighten drain plug.
3. Makesure dip stick or oil filler cap is securely in
)lace.
€1D
t_
m.
17
Page 20

2 YEAR LIMITED WARRANTY
Fortwo (2) years from purchase date for the original purchaser's residential,non-commercial use,SNAPPER,through any
_uthorizedSNAPPERdealerwill replace,free of charge (exceptfor taxeswhere applicable), any part or parts found upon
_xaminationby the factory at McDonough, Georgia,to be defective in material or workmanship or both.
Forninety (90) days from purchasedatefor the original purchaser'scommercial, rental,or other non-residential use, SNAP-
PER,through any authorized SNAPPERdealerwill replace,free of charge,any part or parts found uponexamination by the
factory at McDonough, Georgia,to be defective in material or workmanship or both.
&ll transportation costs incurred by the purchaser in submitting material to an authorized SNAPPERdealerfor replacement
under this warranty must be paid by the purchaser.
This warranty does not apply to certain transmissions, to engines and their components, and batteries,as these items arewar-
rantedseparately. This warranty does not apply to parts that havebeendamaged by accident, alteration, abuse, improper
lubrication, normal wear,or other cause beyondthe control of SNAPPER.This warranty does not cover any machine or com-
ponent part that has been alteredor modified changing safety, performance, or durability.
Batterieshavea one (1) year warranty period with free replacement if required for one (1) year from the original purchase
:late.SNAPPERwill not be responsiblefor any installation cost incurred. Thebattery warranty only covers original equipment
batteriesand does not cover damage to the battery or machinecausedby neglect or abuse, destruction by fire, explosion,
freezing,overcharging, improper maintenance,or useof improper electrolyte.
[here is no other expresswarranty.
DISCLAIMEROFWARRANTY
Implied warranties, includingthoseof merchantabilityand fitnessfor a particular purpose,are limited to two (2) years
from purchasedate for the original purchaser'sresidentialor other non-commercialuse, and ninety(90) daysfrompur-
chase for theoriginal purchaser'scommercial,rental or othernon-residentialuse,and to the extentpermittedbylaw, any
andall impliedwarranties are excluded.This is the exclusiveremedy.Liabilitiesfor consequentialdamages, underany
andall warranties are excluded.
Somestatesdonot allow limitations onhow longan implied warrantylasts, or do notallow the exclusionor limitation of
incidentalor consequentialdamages,so the abovelimitation or exclusionmay notapplyto you.
This warranty gives you specific legal rights, and you may also haveother rights which vary from state to state.
WARNING:THE USEOF REPLACEMENTPARTSOTHERTHAN GENUINESNAPPERPARTSMAY IMPAIRTHESAFETYOF
SNAPPERPRODUCTSAND WILL VOIDANY LIABILITYANDWARRANTYBYSNAPPERASSOCIATEDWITHTHE USEOF
SUCHPARTS.
6@
t_
,w
IMPORTANT:
Pleasefill out the attachedSNAPPERProduct Registration Card immediately and mail to:
Snapper'sProductRegistrationCenter, P.O.Box1379, IVlcDonough,Georgia30253
18 www.snapper.com
Page 21

Operate a walk-behind mower
across the face of slopes,
never up or down slopes.
10 DEGREES 15DEGREES
o_
Operate a riding mower
up or down slopes, never
across the face of slopes.
On a riding mower to determine if a slope is safe to mow: (1) disengage the blade(s), (2) put the unit in reverse, and (3) try to back straight up the
slope, if you can back up the slope, it is generally safe to mow. However, if you do not feel safe, or if you are not completely sure, use this guide
anddo not mowa slope that is greater than 15 degrees, if the riding mower is used with a pull-behind or rear mounted attachment,
do not operate the umt on a slope that is greater than 10 degrees.
A 15degree slope is a hill that increases in height at approximately 2.5 feet in10 feet.
A 10 degree slope is a hill that increases in height at approximately 1.7 feet in 10 feet.
slopes. Operate a riding mower up or down slopes, never across the face of slopes. Operate a walk-behind mower across the face
Use extreme care at all times, and avoid sudden turns or maneuvers. Follow other instructions inthis manual for safety in mowing on
of slopes, never up or down slopes. Use extra care when operating on or near slopes and obstructions.
................................. _u'TAE'R_¢O'U_E%'LCTP_&U%'E.................................
Page 22

Notes
20 www.snapper.com
Page 23

Notes
21
Page 24

21" VARIABLESPEED
REARDISCHARGE
WALKBEHIND
MOWERS
Product Specifications (All)
DeckSize(in) 21 BladeControl Cable(SPV21675FC) 7101399
Height of Cut (in) 1.25 - 4 BladeControlCable (SPV21675EFC) 7101400
TransmissionType VariableSpeed/Gear Wheel Drive Control Cable 7101398
Ground Speed (mph) 0 - 4.2 Cutter Blade(Double Wave) 7100242
Engine Power(ft-lbs) 6.75 Drive Belt 7100883
Engine Displacement(cc) 190 Parts Manual 7102346
FuelTankCapacity(qt) 1.6
EnginePower RatingInformation:Thegross power rating for individual gasengine models is labeled in accordancewith
SAE(Societyof Automotive Engineers)code J1940 (Small Engine Power& Torque Rating Procedure),and rating perform-
ancehasbeen obtainedand corrected in accordancewith SAEJ1995 (Revision 2002-05). Torquevalues are derived at 3060
RPIVI;horsepowervaluesare derived at 3600 RPIVI.Actual gross engine power will belower and is affected by, among other
things, ambient operatingconditions and engine-to-engine variability. Givenboth the wide array of products onwhich engines
are placedand the variety of environmental issues applicable to operating the equipment, the gas enginewill not develop the
ratedgross power when used in a given pieceof power equipment (actual "on-site"or net horsepower). This difference is due
to avariety of factors including, but not limited to, accessories(air cleaner,exhaust, charging, cooling, carburetor,fuel pump,
etc.), application limitations, ambient operating conditions (temperature, humidity, altitude), and engine-to-engine variability.
Dueto manufacturing and capacity limitations, Briggs & Stratton may substitute anengine of higher ratedpower for this
Seriesengine.
CommonServiceParts Part Number
22
SnapperProducts
535 MlaconStreet
IVlcDonough,GA30253
1-800-317-7833
www.snapper.com