Agri-Fab 45-03612 User manual

Category
Lawnmowers
Type
User manual

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Agri-Fab 45-03612 is a 42-inch rough-cut trail mower designed for heavy-duty mowing tasks. With its robust construction and powerful engine, it can handle tough terrain and vegetation, making it ideal for landowners, farmers, and outdoor enthusiasts. This versatile mower features adjustable cutting heights, a tow hitch offset for precise cutting, and a rear roller for a smooth, even finish. Whether you need to clear fields, maintain trails, or tackle overgrown areas, the Agri-Fab 45-03612 is up to the challenge, delivering reliable performance and exceptional cutting results.

Agri-Fab 45-03612 is a 42-inch rough-cut trail mower designed for heavy-duty mowing tasks. With its robust construction and powerful engine, it can handle tough terrain and vegetation, making it ideal for landowners, farmers, and outdoor enthusiasts. This versatile mower features adjustable cutting heights, a tow hitch offset for precise cutting, and a rear roller for a smooth, even finish. Whether you need to clear fields, maintain trails, or tackle overgrown areas, the Agri-Fab 45-03612 is up to the challenge, delivering reliable performance and exceptional cutting results.

OWNERS
MANUAL
Model No.
45-03612
42" ROUGH CUT
TRAILMOWER
PRINTED IN U.S.A. FORM NO. 49677 (REV. 10/01/08)
CAUTION:
Read Rules for
Safe Operation
and Instructions
Carefully
• Safety
• Assembly
• Operation
• Maintenance
• Parts
the fastest way to purchase parts
www.speedepart.com
2
SAFETY RULES .........................................................3,4
SAFETY AND OPERATIONAL DECALS ...................5,6
HARDWARE CHART .....................................................7
ASSEMBLY .............................................................. 8-11
OPERATION .......................................................... 12-16
CUSTOMER RESPONSIBILITIES ........................ 17-20
STORAGE ...................................................................21
REPAIR PARTS ..................................................... 22-26
WIRING DIAGRAM .....................................................27
TABLE OF CONTENTS
3
4
5
6
7
REF. QTY. DESCRIPTION
A 1 Hex Bolt, 1/2" x 7"
B 2 Hex Bolt, 5/16" x 3/4"
C 3 Screw, Self Tapping #10 x 1/2"
REF. QTY. DESCRIPTION
D 1 NyockJamNut,1/2"
E 2 Nylock Nut, 5/16"
F 3 Clip, 3/8"
CONTENTS OF PARTS BAG
SHOWN FULL SIZE
A
B
C
D E
F
NOT SHOWN FULL SIZE
8
ASSEMBLY
INSTALL TOWBAR TUBE TO REAR
QUADRANT
• RemoveHexBoltsandliftFrontDriveCoverfrom
mowerhousing.
• RestendofTowBarTubeonfrontedgeofmower.
• FeedWireHarnessinendofTowBarTubethrough
largeholeinbackwallofRearQuadrant.
• PlaceTowbarTubeintoRearQuadrant,alignholes
andinsert3/8x2-3/4HexBoltthroughquadrantand
rearholeofTube.
• Securetightlywith3/8HexLockNutandthenloosen
1/4turntoallowTubetopivotfreelyinsideRear
Quadrant.
• Assemblea3/8FlatWasherontoa3/8x2-3/4Hex
Bolt.
• InsertBoltandWasherintoslotinRearQuadrantand
intoholeinTowbarTube.
• SecureTightlywith3/8FlatWasherand3/8HexLock
Nut,thenloosen1/4turntoallowTubetopivotfreely
insideRearQuadrant.
NOTE:TowbarTubemustpivotfreelyinsideRear
QuadrantwhenLatchispulledfromnotch.
INSTALL WIRE HARNESS TO ENGINE
• FeedWireHarnessupthroughholeinmiddleofFront
DriveCover.
• InstalloneWiretoEngineMagnetoGroundTerminal.
(ThesameTerminalasredWirefrominsideMower.)
• InstallotherWireofWireHarnesstoEngineGround
Base.(ThesameTerminalasblackWirefrominside
Mower.)
• RefastenFrontDriveCovertomowerhousing.
INSTALL CLUTCH TO TOWBAR TUBE
• PlaceClutchCableforwardalongTowbarTube.
• SpreadendsofthreeCableClipsandplacearound
ClutchCable.
• PlaceClutchCableontopofTowbarTubeandalign
CableClipswithboltholesinTowbarTube.
• Securewiththree#10Screws.
• Installmountinganchorofclutchcabletoclutch
leverusingclevispinandhaircotterpin.
9
ASSEMBLY
FIG. 1
ENGINE MAGNETO GROUND (RED WIRE)
ENGINE GROUND BASE
FRONT DRIVE COVER
3/8 X 2-3/4 HEX BOLT
CABLE CLIPS (3)
#10 SCREW (3)
CLUTCH CABLE
CLUTCH LEVER
TOW BAR TUBE
3/8 HEX LOCK NUT
REAR QUADRANT
CLEVIS PIN
HITCH ASSEMBLY
HAIRPIN COTTER
5/16 HEX NUT (2)
CLUTCH CABLE
MOUNTING ANCHOR
CABLE GUIDE
3/8 FLAT WASHER
3/8 FLAT WASHER
FEED WIRE HARNESS
THROUGH THIS HOLE
10
ASSEMBLY
CLUTCH CABLE ADJUSTMENT
• RemovefourscrewsfromRearDriveCover.Layaside
coverandscrews.
• PlaceClutchLeverin"DISENGAGED"position
• TheCableshouldbeunderslighttensionbutshould
notpulltheClutchLevermorethan1/8"awayfromthe
SwitchBody.
NOTE:IfthePlungerextendsmorethan1/8"outfrom
theswitchbody,thecabletensionistootightandthe
Engine will not start.
TO INCREASE CABLE TENSION
• PlaceBladeClutchLeverinthe"DISENGAGED"
position.
• LoosentheinnernutontheClutchCable.
• TightentheouternutontheClutchCable.
TO DECREASE CABLE TENSION
• PlaceBladeClutchLeverinthe"DISENGAGED"
position.
• LoosentheouternutontheClutchCable.
• TightentheinnernutontheClutchCable.
• Repeattheaboveprocedureuntilyouhavethecorrect
tension.
FIG. 2
INNER NUT
OUTER NUT
SWITCH
BODY
CLUTCH LEVER
1/8"
ENGINE
PULLEY
BLADE
PULLEY
IDLER
PULLEY
CLUTCH LEVER
PLUNGER
REAR DRIVE
COVER
FOUR
SCREWS
11
ASSEMBLY
INSTALL REAR ROLLER TO DECK
• InstallRearRollerMountingBrackettorearofdeck
using two 5/16 x 3/4 Hex Bolts and two 5/16 Nylock
Nutsfrompartsbag.(SeeFig.3.)
• InstallRollertoRearRollerBracketusing1/2x7Hex
Boltand1/2NylockJamNutfrompartsbag.
• MakesureRollerturnsfreelyonBolt.
FIG. 3
ROLLER
1/2 X 7 HEX BOLT
REAR ROLLER
MOUNTING BRACKET
5/16 X 3/4 HEX BOLTS
AND 5/16 NYLOCK NUTS
1/2 NYLOCK JAM NUT
12
OPERATION
FIG. 4
HEIGHT ADJUSTMENT STRAP
HEIGHT ADJUSTMENT
LIFT LEVER
RECOIL START HANDLE
MOWER BLADE
CLUTCH LEVER
SHUT OFF
CONTROL
TOW HITCH OFFSET
ADJUSTMENT
TOW BAR HEIGHT
ADJUSTMENT
13
OPERATION
HINT:Tohelppreventattirescausedbypuncturesdur-
ingroughuse,useatiresealantproductsuchasSLIME
®
,
followingtheinstructionsontheproduct
container.Purchaseatyourlocalhardwarestore.
14
OPERATION
FIG. 6
GROUND LEVEL
CUTTING HEIGHT
CUTTING
HEIGHTS
HEIGHT ADJUSTMENT STRAP
HEIGHT ADJUSTMENT
LIFT LEVER
LOCATING PIN
HAIR COTTER PIN
CLEVIS PIN
TOW BAR
ADJUSTMENT
TOW BAR
HAIR COTTER PIN
1-1/2"
2"
2-1/2"
3"
3-1/2"
4"
4-1/2"
5"
15
OPERATION
Thismowerhasbeendesignedtorunoffsetfromthe
centerofthetowvehicle.Thisallowstheoperatortodrive
alongsidehighbrushwiththetowvehiclewhilecutting
downthebrushbesidehim.Theadjustablehitchgives
youthreeoffsetcuttingpositionsplusstraightbehindfor
narrowpaths.
MODEL 45-03071
Theadjustablehitchofthismowercanbesetinseven
positionsincludingstraightandoffsetsof15",29"and
39"onbothsides.
MODEL 45-0361
Theadjustablehitchofthismowercanbesetinseven
positionsincludingstraightandoffsetsof9",17"and23"
onbothsides.
16
OPERATION
17
CUSTOMER RESPONSIBILITIES
HAIR COTTER PIN
CLEVIS PIN
WHEEL 2
WHEEL PIVOT 3
QUADRANT 3
SPINDLE 2
SWIVEL 2
WHEEL PIVOT 3
WHEEL 2
18
TO REINSTALL BLADES
• Assembleabladeboltthroughaatwasher,ablade
andthenanotheratwasher.
• Assembletheboltthroughtheholeinthestumpplate
andthebladehubassembly.
• Assembleaatwasherandnutontothebladebolt.
• Tightennut,thenloosenjustuntilbladecanpivot.
• Installacotterpintosecurethenut.
TO REINSTALL BLADE ASSEMBLY TO MOWER
• Reinstallkeyinspindleshaft,ifnecessary.
• Installthebladeassemblyontothespindleshaft.
• Securewithatwasherandnut.
• Torquethespindleshaftandnutto100FT.LBS.and
securewithahaircotterpin.
CLEANING THE MOWER
Waterpressurefromagardenhosewillremovefresh
clippingsfromtheundersideofthemower.Cleanmower
aftereachmowing.
DAILY MAINTENANCE
Makesureallnutsandboltsaretight,cotterpinsand
retainerspringsaresecure.Keepbladessharp.Observe
allSafetyPrecautions.Keepmowerwelllubricated.
REPAIR PARTS
Yourrotarymowerhasbeenproducedwithcomponents
designedforyourunit.AlthoughstandardV-belts,
bearings,blades,pulleys,etc.maylooklikepartsusedon
yourrotarymower,whilesimilarinappearancemanyare
ofadifferentconstructionandcouldinsomecasescause
amalfunctionintheoperationofthemachine.
Forcontinuedsatisfactoryperformanceuseonlyrepair
partssuppliedbythemanufacturer.Seethedealerwhere
themowerwaspurchasedforfactoryreplacementparts.
CAUTION:
DO NOT HANDLE MOWER BLADES WITH
BARE HANDS. CARELESS OR IMPROPER
HANDLING MAY RESULT IN SERIOUS
INJURY.
BLADE CARE AND SERVICE
CAUTION:
IF YOUR BLADE BOLTS SHOW WEAR,
REPLACE THEM WITH FACTORY
REPLACEMENTS ONLY.
BLADE CARE
Forbestresultsmowerbladesmustbekeptsharp.The
bladescanbesharpenedwithaleoronagrinding
wheel.Donotattempttosharpenbladeswhiletheyare
stillonthemower.
BLADE SERVICE(Refertog.9)
TO REMOVE BLADE ASSEMBLY FROM DECK
• Removecotterpinfromthespindleshaft.
• Removenutandwasherfromthespindleshaft.
• Pullbladeassemblyoffthespindleshaft.(Watchfora
keyinthespindleshaft.)
TO REMOVE BLADES FROM BLADE ASSEMBLY.
• Removecotterpinfromthebladebolt.
• Removenutfromthebladebolt.
• Removebladefromthebladeassembly.
BLADE SHARPENING
• Bladescanbesharpenedwithaleorgrindingwheel.
NOTE:Whensharpeningbladestakecaretomaintainblade
balance.Sharpenbothbladesequallyevenifonebladedoes
notneedtobesharpened.Checkbalancebyweighingeach
bladetomakesuretheyareequalinweight.
BLADE ASSEMBLY
FIG. 9
WARNING:
SHUT OFF MOWER ENGINE AND REMOVE
SPARK PLUG WIRE FROM SPARK PLUG
BEFORE MAKING ANY ADJUSTMENTS OR
REPAIRS TO THE MOWER.
CUSTOMER RESPONSIBILITIES
19
CUSTOMER RESPONSIBILITIES
CLUTCH CABLE ADJUSTMENT
• RemovefourscrewsfromRearDriveCover.Layaside
coverandscrews.
• PlaceClutchLeverin"DISENGAGED"position
• TheCableshouldbeunderslighttensionbutshould
notpulltheClutchLevermorethan1/8"awayfromthe
SwitchBody.
NOTE:IfthePlungerextendsmorethan1/8"outfrom
theswitchbody,thecabletensionistootightandthe
Engine will not start.
TO INCREASE CABLE TENSION
• PlaceBladeClutchLeverinthe"DISENGAGED"
position.
• LoosentheinnernutontheClutchCable.
• TightentheouternutontheClutchCable.
TO DECREASE CABLE TENSION
• PlaceBladeClutchLeverinthe"DISENGAGED"
position.
• LoosentheouternutontheClutchCable.
• TightentheinnernutontheClutchCable.
• Repeattheaboveprocedureuntilyouhavethecorrect
tension.
INNER NUT
OUTER NUT
SWITCH
BODY
CLUTCH LEVER
1/8"
ENGINE
PULLEY
BLADE
PULLEY
IDLER
PULLEY
CLUTCH LEVER
PLUNGER
REAR DRIVE
COVER
FOUR
SCREWS
20
CUSTOMER RESPONSIBILITIES
V-BELT REPLACEMENT
• V-beltmustbereplacedifitbecomesstretched
tothepointthatitcannolongerbeadjusted,or
ifitbecomesfrayedorotherwisecannotfunction
properly.
• MoveBladeClutchLevertothe"DISENGAGED"
position.
INSTALLING NEW V-BELT
• FeednewV-beltbetweenthetwobeltguidesatthe
Engine Pulley.
• PlaceV-beltupandaroundtheEnginePulley.Check
tomakesuretheV-beltisseatedproperlyinthe
grooveoftheEnginePulley.
• PlaceV-beltalonginsideofIdlerPulley.
• WrapV-beltdownaroundBladePulley,placingBelt
inside of Rear Belt Guides.
• ReinstallV-beltKeeperRodandsecurewithSmall
HairPin.ChecktomakesureV-beltisovertopof
Keeper Rod.
• RepositionandretightentwoRearBeltGuidesatthe
rearoftheBladePulley.Leaveapproximately1/16"
betweenGuidesandPulley.
• ReinstallClevisPinandHairPinintoClutchCable.
• ReinstallFrontDriveCoverandRearDriveCover.
REMOVING OLD V-BELT
• RemoveRearDriveCover.
• RemoveFrontDriveCover.
• RemoveHairPinandClevisPinfromClutchCable.
• LoosentwoRearBeltGuidesandpivotthemaway
fromBladePulley.
• RemoveV-beltfromaroundBladePulley.
• RemoveonesmallHairPinfromBeltKeeperRod
andslideBeltKeeperRodtotheside.
• PullV-beltdownfromaroundEnginePulleyand
removeV-beltfromMower.
CAUTION:
DISCONNECT SPARK PLUG WIRE
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Agri-Fab 45-03612 User manual

Category
Lawnmowers
Type
User manual
This manual is also suitable for

Agri-Fab 45-03612 is a 42-inch rough-cut trail mower designed for heavy-duty mowing tasks. With its robust construction and powerful engine, it can handle tough terrain and vegetation, making it ideal for landowners, farmers, and outdoor enthusiasts. This versatile mower features adjustable cutting heights, a tow hitch offset for precise cutting, and a rear roller for a smooth, even finish. Whether you need to clear fields, maintain trails, or tackle overgrown areas, the Agri-Fab 45-03612 is up to the challenge, delivering reliable performance and exceptional cutting results.

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