HeaterKit
BM23608
INSTALLATIONINSTRUCTIONS
HeaterKit
M17235814APR20(ENGLISH)
HPX,HPX615E,HPX815E,XUV620i,XUV625i,XUV825E,
XUV825i,XUV825iS4,XUV825M,XUV825MS4,
XUV855D,XUV855DS4,XUV855E,XUV855M,XUV855M
S4Gator™UtilityVehicles
JohnDeereHoriconWorks
M172358(14APR20)
PRINTEDINU.S.A.
COPYRIGHT©2020
DEERE&COMPANY
Moline,Illinois
Allrightsreserved.
AJohnDeereILLUSTRUCTION™Manual
PreviousEditions
Copyright©2013,2016,2018
M172358-19-14APR20
BM23608
OUMX068,00003FD-19-22JAN13-1/1
BVVMSIT,000021A-19-25MAR20-1/1
FENAFNX,0000155-19-13APR20-1/1
Grease
NOTE:Asuitabledielectricgreasemustbeapplied
wheninstallingthiskit.YoucanpurchaseMPG2
greasefromyourlocalJohnDeeredealer.
PartsinKit
HeaterKit
QuantityDescription
1
T-tting(A)
1
BleederT-tting(B)
1
Heater/BlowerUnit
1
PaddedHeaterCover
1
FloorCover(withhardware)
1
HeaterRetainingPanel(withhardwareand
electricalharnesses)
2
Grommet
2
HoseClamp,1-1/2inch
4
HoseClamp,1inch
1HoseBracket
2HoseProtector
1
ShortExtensionHeaterHoseSection
1PopRivet
8Washer,M8
2Washer,M6
2Locknut,M6
1
Self-threadingScrew
4HexHeadBolt,M6x16
3HexHeadBolt,M6x20
12
TieStrap
NOTE:Retaintheseinstallationinstructionswiththe
machineoperator’smanual.
MXT014968—UN—07JUL15
A—T-ttingB—BleederT-tting
NOTE:Somepartsmaynotbeuseddepending
uponyourmachinemodel.
AdditionalFittingKitPartsRequiredfor
Installation
Thettingsusedtoconnecttheheaterhosestothe
enginearenotthesameforthethreetypesofengines.
Oneofthreefollowingkitsisrequiredtocompletethis
HeaterKitinstallation:
•
VGB10547includesanL-shapedttingandO-ringfor
installationonXUV625i.
•
BM23509includesaT-ttingandtwoclampsfor
installationonXUV825i,XUV825EandXUV825M.
•
VGB10548includesastraightttingwiththread
tapeappliedforinstallationonXUV855D,XUV855E,
XUV855M,HPX815EandHPXDiesel.
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ParkingSafely
Parkthemachinesafely.SeeParkingSafelyinyour
Operator’sManual.
DrainEngineCoolant
NOTE:Drainenginecoolantaspertheinstructions
inyourmachineoperator'smanual.
HPXGasandHPX615E
1.Loosendrainscrew(A)ontheleftsideofengine,and
draincoolantintopan.
2.Afterallcoolanthasdrained,tightendrainscrew(A).
A—DrainScrew
MXT008978—UN—12SEP13
HPXDieselandHPX815E
1.Loosendrainscrew(A)behindthefuellter(B),and
draincoolantintopan.
2.Afterallcoolanthasdrained,tightenthedrainscrew
(A).
A—DrainScrew
B—FuelFilter
MXT015081—UN—15JUL15
XUV625i
1.Removedrainscrew(A)atbottomofthethermostat
housing,anddraincoolantintopan.
2.Afterallcoolanthasdrained,tightenthedrainscrew
(A).
A—DrainScrew
MXT008980—UN—12SEP13
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XUV825i,XUV825EandXUV825M
1.Cuthose(A)atlocation(B).
A—Hose
B—Location
C—UpperHose
MXT008981—UN—12SEP13
PictureNote:Upperhose(C)raisedforbetterview.
XUV855D,XUV855EandXUV855M
1.Removeandretainthebolt(A)thatsecuresdipstick
tubebracket,andfuellter.
NOTE:Fuellterassemblycanbemovedoutoftheway
withoutdisconnectingfuellines.Itcanbehelpfulto
securefuellterwhenworkingwiththecoolantdrain.
Donotmovethedipsticktubemorethan
necessarytoavoiddamagingoftheO-ring
atthebaseofthetube.
2.Pivotdipsticktube(B),andmovefuellterassembly
outofthewaytoreachthedrainscrewbehindand
belowthefuellter.
MXT008982—UN—12SEP13
A—BoltB—DipstickTube
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3.Removedrainscrew(A),andallowcoolanttodrain.
4.Whencoolanthasdrained,removehexdrain
extension(B)fromblock.
A—DrainScrew
B—DrainExtension
MXT008983—UN—12SEP13
InstallHeaterUnitandFloorPanel
1.Removeanddiscardtwoscrews(A),andstorage
compartment(B).
A—Screw(2used)B—StorageCompartment
MXT008984—UN—12SEP13
2.Removeandretainhardware(A)attachingthelower
bracket(B)totheheaterunit(C).
A—Hardware
B—LowerBracket
C—HeaterUnit
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3.Installheaterunit(A)asshown(withhosesandhose
coversattached),withthelowermountingplate(B)
oftheunitpositionedundergrabhandle(C).Make
surethattherearofthemountingplaterestingonthe
machinefender(D).
A—HeaterUnit
B—LowerMountingPlate
C—GrabHandle
D—Fender
MXT008986—UN—12SEP13
4.Installwireharnessandheaterretainingpanel(A)as
shownwiththestep(B)atthefrontofapanelontop
ofgrabhandle(C).
5.Tilttheheaterunitup,alignouterholesatthefrontof
theheaterplatewithlowerclipsnuts(D)ontheheater
retainingpanel.Installtwohexheadbolts(E),and
M6washers.
A—HeaterRetainingPanel
B—Step
C—GrabHandle
D—ClipNut(2used)
E—HexHeadBolt,M6x16(2
used)
MXT015085—UN—21JUL15
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6.Looselyinstalllowerbracket(A)totheheaterunitwith
thehardwareremovedearlier.
7.Adjustlowerbrackettopositionheaterunitwiththe
backofbrackettightagainstthefootdeck,andtighten
hardware.
8.Holdbracketrmlyinpositionagainstthefootdeck
andmarkfootdeckatcenterofthelowerhole(B)in
thebracketfordrilling.
9.Centerpunchanddrilla5mm(3/16in)holethrough
thefootdeckatmark.
10.Installaself-threadingscrew,andM6washerthrough
thebracketintothefootdeck.
A—LowerBracketB—LowerHole
MXT008988—UN—12SEP13
11.Presstopofheaterretainingpanel(A)backtoward
theheaterunit(B).Donotforcethepanelbackwards
excessivelysothatthepanelbends.
12.Holdtheupperbracket(C)oftheretainingpanel
upwardagainstthedashpanel.
13.Usingthetwoholesintheupperbracketasaguide,
drilltwo4mm(5/32in)holes(D)throughthedash
panel.Later,thistwoholesareusedfortheinstallation
ofpoprivets.
A—Panel
B—HeaterUnit
C—UpperBracket
D—Hole
MXT008989—UN—12SEP13
14.Removeplasticplugsfromtwoholesatthebaseof
therightsidecloseoutpanel(A),andinstallhose
grommets(B).
A—Panel
B—Grommet(2used)
MXT008990—UN—13SEP13
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15.Lubricateheaterhoses(A)withsoapywaterorrubber
lubricant,andinstallhosesthroughgrommets(B).Pull
hosesbackthroughgrommets,leavingslackfornal
hoserouting.
16.Determinewhichheaterhoseisconnectedtothe
shutoffvalve,andmarkortagthathoseattheoutside
ofthecloseoutpanelforfuturereference.
A—Hose(2used)B—Grommet(2used)
MXT008991—UN—13SEP13
17.Positionoorcover(A)overhosesonthefootdeck.
Adjusthoselengthasnecessaryforproperrouting.
Donotinstallhardware.
A—FloorCover
MXT008992—UN—12SEP13
InstallFittingsandHoses(HPXGasand
HPX615E)
1.Unplugwiringleadconnector(A)fromthetemperature
sensor(B).
2.Removeandretaintemperaturesensor(B),and
sealingwasher.
A—WiringLeadConnectorB—TemperatureSensor
MXT008993—UN—12SEP13
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NOTE:DonotapplythreadsealanttoeithertheT-adapter
orthetemperaturesensorwheninstalling.
3.Installbrasssealingwasher(A)onthethreadedtting
(B).
NOTE:ThethreadedttingontheT-adapter(C)accepts
a3/8inHexkeywrenchusedfortightening.
4.InstallT-adapterandbrasssealingwasherinthe
cylinderheadport.Positionhosenipple(D),and
tightenthethreadedtting.
Specication
Threaded
Fitting—Torque ..............................................................................75N·m
(55lb·ft)
5.Installoriginaltemperaturesensor(E),andsealing
washer(F)inT-adapter.
Specication
Threaded
Fitting—Torque ..............................................................................60N·m
(44lb·ft)
6.Plugwiringleadconnectortothetemperaturesensor
terminal.
MXT015083—UN—21JUL15
A—BrassSealingWasher
B—ThreadedFitting
C—T-adapter
D—HoseNipple
E—TemperatureSensor
F—SealingWasher
7.Cutthroughreturnradiatorhose(A),andinstallT-tting
(B)includedinthiskitwithtwohoseclamps(C).
A—RadiatorReturnHose
B—T-tting
C—HoseClamp,1-1/2in(2
used)
MXT008995—UN—13SEP13
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8.Routeheaterhosesfromtherightsidecloseoutpanel,
betweenanupperframemember(A),andlowerframe
member(B),andintoenginecompartment.
A—UpperFrameMemberB—LowerFrameMember
MXT008996—UN—12SEP13
9.Routeheatershutoffvalvehose(A)overengine,to
thehosenipple(B)onT-adapter.
10.Verifythatheatershutoffvalvehose(A)hasenough
lengthforslackandforsafelysecuringtoother
components.T otthehosenipple(B),cuthoseto
properlength.Installhosenipple(B)usinga25.4mm
(1in)hoseclamp.
11.Cutheatershutoffvalvehose(A)approximately100
mm(4in)fromendofthehosenipple(B).
12.Withthebleederscrew(C)pointedup,installbleeder
T-ttingincludedwiththiskitusinga25.4mm(1in)
hoseclamp.
13.Routeremainingheatershutoffvalvehose(A)over
thecoolantpressurehosetobleederT-tting.
14.Verifythatheatershutoffvalvehose(A)hasenough
lengthforslackandforsafelysecuringtoother
components.T otbleederT-tting,cuthosetoproper
length.InstallonbleederT-ttingusinga25.4mm(1
in)hoseclamp.
MXT008997—UN—13SEP13
A—HeaterShutoffValveHose
B—HoseNipple
C—BleederScrew
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InstallFittingsandHoses(HPXDieseland
HPX815E)
1.Removedraintting(A)fromtheengineblockatthe
leftsideofmachine.Replacewiththestraighttting
(B)includedinadditionalttingkitVGB10548.
A—DrainFitting
B—StraightFitting
MXT008998—UN—12SEP13
2.Locateexistingcoolantreturnhose(A)thatconnects
totheengineblockbehindthethermostat.Cutthrough
thehoseintheareashown(B)neartheprotrusion
(C)ofthebeltguard.
A—ReturnHose
B—PointMarked
C—Protrusion
MXT008999—UN—12SEP13
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3.InstallT-tting(A)includedwiththiskitonthehose
withtwo1-1/2inchhoseclamps.
A—T-tting
MXT009000—UN—12SEP13
PictureNote:Fittingshownwithheaterhoseconnected.
4.Routeheaterhosesfromtherightsidecloseoutpanel,
betweenanupperframemember(A),andlowerframe
member(B)intoenginecompartment.
A—UpperFrameMemberB—LowerFrameMember
MXT009002—UN—12SEP13
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5.Routeheatershutoffvalvehose(A)overtheengineto
thestraightttinginstalledintheengineblockdrain.
6.Verifythatheatershutoffvalvehose(A)hasenough
lengthforslackandforsafelysecuringtoother
components.Cuttoproperlengthforstraighttting
installation.Installstraightttingwitha1inhoseclamp.
7.Cutheatershutoffvalvehose(A),andinstallbleeder
T-tting(B)includedwiththiskitsothatbleederscrew
(C)ispointedup.Securewith1inchhoseclamp.
8.Routeremainingshutoffvalveheaterhoseoverthe
coolantpressurehosetobleederT-tting.
NOTE:Beforecuttingheatershutoffvalvehose,verify
thatthehosehasenoughlengthforslackand
forsafelysecuringtoothercomponents.
9.Cutheatershutoffvalvehose(A),andinstallon
bleederT-tting(B)with1inchhoseclamp.
10.Installtiestrapsonheaterhoses,asneeded,to
protecthosesagainstcontactwithmovingparts.
MXT009003—UN—12SEP13
A—HeaterShutoffValveHose
B—BleederT-tting
C—BleederScrew
InstallFittingsandHoses(XUV620i,XUV625i)
1.LocatetheT-tting(A)includedinthiskitandcutthe
threehoseendsattheedgeofthestep-downradius
(B),asshown.
2.DeburrT-ttingasnecessaryaftercutting.
A—T-ttingB—Step-DownRadius
MXT009004—UN—12SEP13
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3.Cuttwosectionsofthehoseprotector(A)
approximately355mm(14in)long,andslidethem
overthetwoheaterhosesbehindthecloseoutpanel.
4.Routebothheaterhosesthroughtheopeninginthe
driveshaftsupportbracket(B).
5.Continueroutingthehose(C),fromtheheatervalve,
behindthedriveshaftanduptothetopoftheengine.
6.Continueroutingthereturnhose(D)fromthedrive
shaftsupportbracketunderthefrontoftheengine
towardthethermostathousing.
7.Positionbothhosesforbestroutingfromthecloseout
panelthroughthedriveshaftbracket.Repositionthe
hoseprotectorsformaximumprotectionfortheouter
hose,innerhoseatthedriveshaftbracket,andthe
hardware(E)attheframeconnection.
8.Installtiestraps(F)aroundthetwohoses,intwo
places.
MXT009005—UN—12SEP13
A—HoseProtector
B—DriveShaftSupportBracket
C—Hose
D—ReturnHose
E—Hardware
F—TieStrap
NOTE:InstallationofthemodiedT-tting(A)requires
thethermostattoenginehosetobecut.
9.Locatethermostattotheenginehoseandmarkcutline
(B).Markthreeorientationlines(C)toaidininstallation.
A—T-tting
B—CutLine
C—Orientationline
MXT009006—UN—12SEP13
PictureNote:NoteorientationofT-ttingandmarkedhose.
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10.Removeandretaintwobolts(A)fromthethermostat
housingandbracket.
11.Removethetwoclampsandthermostathose.Cutthe
thermostathoseatthemarkedcutline.
NOTE:ThesmallhoseendontheT-ttingincludedinthis
kitisangledparalleltotheenginecover.Routethe
hosebetweentheenginecover,andclutchcover.
12.InstallT-tting,andtwo1-1/2inchhoseclampson
thethermostathose.
NOTE:Theadditionalhoseprotectorisneeded
wheretheheaterhoseisroutedbetweenthe
engineandclutchcover.
13.Installasectionofthehoseprotectorapproximately
254mm(10in)long,ontotheendoftheheaterreturn
hose.Theninstallthehoseanda1inhoseclamp
ontheT-tting.
MXT009007—UN—12SEP13
A—Bolt
14.Installthermostathose(A)withoriginalhoseclamps.
CheckalignmentofhosesandT-tting,adjustif
necessary.Tightentheallclamps.
15.Slidehoseprotectorontheheaterhose,uptoclamp
atT-tting.
16.Installthermostathousingtobracketwithoriginalbolts.
17.Installheaterhose(B)totheframebracketatthefront
ofanenginewithtiestrap(C).
A—ThermostatHose
B—HeaterHose
C—TieStrap
MXT009008—UN—13SEP13
PictureNote:Correctorientationofassembledcomponents.
Shownwithoptionalhighoutputalternator.
18.Removeandretaintheplug(A),andsealingwasher
fromtherearcylinderhead.
A—Plug
MXT009009—UN—12SEP13
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19.Installbrasssealingwasher(A)onthethreadedtting
(B)oftheT-adapter(C).
NOTE:ThethreadedttingontheT-adapter(C)accepts
a3/8inchwrenchusedfortightening.
20.InstalltheT-adapter(C)andbrasssealingwasher
(A)intothecylinderheadportwheretheplug(D)
wasremovedearlier.Positionthehosenipple(E)as
shownandholdadapterinplacewhiletighteningthe
threadedttingwitha3/8inchwrench.Tightenthe
threadedtting.
Specication
Threaded
Fitting—Torque ..............................................................................75N·m
(55lb·ft)
21.Installtheplugwiththesealingwasher(removed
earlier)intotheopenportoftheT-adapter(C),Tighten
theplug.
Specication
Threaded
Fitting—Torque ..............................................................................60N·m
(44lb·ft)
MXT015084—UN—21JUL15
A—BrassSealingWasher
B—ThreadedFitting
C—T-adapter
D—Plug
E—HoseNipple
22.Finishroutingoftheheaterhose(A)overtothehose
nippleontheT-adapter,underthewiringharness,as
shown.Checkroutingforeliminatingtheexcessive
slack,trimhoselengthifnecessary.Connecttohose
nippletotheT-adapterwith1inchhoseclamp.
23.Locatethehighspotontheheaterhoseandcutthe
hoseinthatspot.Installtwo1inchhoseclamps
ontothecutends.TheninstalltheT-ttingbleeder
(B)includedinthiskit.Rotatethettingsothatthe
bleederscrew(C)isfacingupandtightentheclamps.
24.Secureheaterhosetocoolanthoseatthefrontof
ywheelcoverwithtiestrap.
A—HeaterHose
B—T-ttingBleeder
C—BleederScrew
MXT009011—UN—12SEP13
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InstallFittingsandHoses(XUV855D,
XUV855EandXUV855M)
IMPORTANT:Avoiddamage!Becarefulnottomove
orchangethealignmentofthepillowblock
wheninstallingthehosebracket.
1.Removeandretaintheouterdriveshaftpillowblock
retainingbolt(A)fromthebracket.
A—Bolt
MXT009012—UN—12SEP13
NOTE:Donotmovepillowblockduringbracket
installation.Ensurethatthebracketisparallel
withthepillowblock,asshown.
2.Installhosebracket(B)underthepillowblockbracket
withapillowblockretainingbolt(A),removedearlier.
Tightenthebolt.
Specication
Bolt—Torque ..................................................................................73N·m
(54lb·ft)
A—Bolt,PillowBlockRetainingB—HoseBracket
MXT009013—UN—12SEP13
3.Cuttwopiecesofthehoseprotector(A)approximately
355mm(14in)long.Slidethemoverthetwoheater
hosesbehindthecloseoutpanelandthroughthehose
bracket(B).Thelongerhose,comingfromtheheater
valve,usestheouterbrackethole.Theshorterreturn
hoseusestheinnerbrackethole.
4.Adjustthehoseprotectorssothatafewinchesof
thehoseprotectorareontherearsideofthehose
bracket,asshown.
A—HoseProtectorB—HoseBracket
MXT009014—UN—13SEP13
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5.Locatetheexistingcoolanthose(A)abovethedrive
shaftandparkbrakearm.T emporarilyroutetheinner
heaterhose(returnhose)fromthehosebracketup
betweenthedriveshaftandparkbrakearmtocoolant
hose.Allowadequateclearancebehindthedriveshaft
pillowblock.Markacutline(B)onthecoolanthose.
6.Removecoolanthoseandcutthehoseatthemarked
cutline.
7.PositionandorientatetheT-ttingincludedinthis
kitsothatsmallhoseendpointsdownward.Install
T-ttingwithtwo1-1/2inchhoseclamps.
A—CoolantHoseB—CutLine
MXT009015—UN—12SEP13
8.Routetheheaterreturnhose(A)uptoT-tting(B)
includedinthiskitbetweendriveshaftandparkbrake
arm.Keephoselengthasshortaspossiblewithout
kinkingatbend.Cutthehosetolengthandinstallon
T-ttingwith1inchhoseclamp(C).
9.AdjustT-ttingsothatitanglesslightlyoutwardfor
maximizehoseclearance.Tightenthesmallhose
clamprst,thenmovethetwohoseclamps(D)in
positionandtightenthem.
A—ReturnHose
B—T-tting
C—Clamp,1in
D—Clamp,1-1/2in
MXT009016—UN—12SEP13
10.Installthestraighttting(A)includedinadditional
ttingkitVGB10548intothedrainscrewport.Tighten
thetting.
11.Cutasectionofhose(B)includedinthiskit
approximately508mm(20in)long.Installonthe
straightttingwith1inchhoseclamp.
12.Cutasectionofthehoseprotectorapproximately305
mm(12in)longandinstallonthehoseuptoclamp.
13.Reinstallfuellterassemblyanddipsticktubeonto
theiroriginalpositionswithpreviouslyremovedbolt.
A—StraightFitting
B—Hose
MXT009017—UN—12SEP13
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14.InstallbleederT-tting(A)includedinthiskittothe
bleederhose(B)with1inchhoseclamp.Donot
tightentheclamp.
15.Routetheheaterhose(C)andheaterreturnhose
betweendriveshaftandparkbrakearm,tothetopof
anengine.Installtiestraparoundhosesnearbleeder
T-tting.
16.RoutethehosewithbleederT-ttingalongthereturn
hoseasshown.Positiontheheaterhoseatbleeder
T-tting.
17.Adjustthehosesuntilthebleederscrew(D)isatthe
highestpointofreturnhose.Trimexcessheaterhose
whenthebleederhoseandheaterhoseareconnected.
18.InstallheaterhoseonbleederT-tting.Tightenboth
hoseclamps.
19.Installbleederandheaterhosestotheintakehose(E)
withthetwotie-straps(F)asshown.Tiestrapsmustbe
assembledtoeachothertocreateonelongtiestrap.
MXT014970—UN—11AUG15
A—BleederT-tting
B—BleederHose
C—HeaterHose
D—BleederScrew
E—IntakeHose
F—TieStrap
InstallFittingsandHoses(XUV825i,XUV825E
andXUV825M:SerialNumber—80000)
NOTE:Thesemachineshavezinc-plated(gold
colored)solidcoolanttube.
IMPORTANT:Avoiddamage!Becarefulnottomove
orchangethealignmentofthepillowblock
wheninstallingthehosebracket.
1.Removeandretainouterdriveshaftpillowblock
retainingbolt(A)frombracket.
A—PillowBlockRetainingBolt
MXT009019—UN—12SEP13
NOTE:Donotmovepillowblockduringbracket
installation.Bracketmustbeparallelwith
thepillowblock,asshown.
2.Installhosebracket(B)underthepillowblockbracket
withthepillowblockretainingbolt(A).Tightenthebolt.
Specication
Bolt—Torque ..................................................................................73N·m
(54lb·ft)
A—PillowBlockRetainingBoltB—HoseBracket
MXT009020—UN—12SEP13
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3.Usetwopiecesofthehoseprotector(A),andslide
themoverthetwoheaterhosesbehindthecloseout
panel.
4.Installtheouterheaterhose(B)throughtheinnerhole
onthehosebracket(C).Routehoseoverthetopof
theengineasshown.
5.Installtheinnerheaterhose(D)downneartheframe
plate(E).Securehosewiththetiestrap(F)tothe
frameplate.
A—HoseProtector
B—OuterHeaterHose
C—HoseBracket
D—InnerHeaterHose
E—FramePlate
F—TieStrap
MXT009021—UN—13SEP13
6.Locatecoolanthoserunningparalleltovalvecover.
Trim3inchesfromtheendofsmalldiameterhose(A).
A—SmallDiameterHose
MXT009309—UN—21SEP13
7.Installlargediameterhose(A)onT-tting(B)included
inthiskit.InstallbleederT-tting(C)includedinthis
kitontoendofthecuthose(D).
8.Routeouterheaterhose(E)(hoseleadingtoengine)
aroundthefrontofbracket(F).ConnecttoT-tting
withclamps.
A—LargeDiameterHose
B—T-tting
C—T-tting,Bleeder
D—CutHose
E—OuterHeaterHose
F—Bracket
MXT009310—UN—21SEP13
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9.Routeinnerheaterhose(A)aroundtoleftsideof
machine.Cuta205mm(8in)pieceofradiatorhose
(B)fromshortextensionheaterhoseincludedinthis
kit.Connectwithextensionconnector(C)andtwo
crimpclamps(D).
A—InnerHeaterHose
B—RadiatorHose
C—Connector
D—CrimpClamps
MXT009024—UN—12SEP13
NOTE:Ifnecessary,haveanassistantholdupperradiator
hose(A)awayfromareawheninstallingT-tting
(B)includedinadditionalttingkitBM23509.
10.InstallT-tting(B)ontohoses(C)withtwoclamps(D).
11.Installshortextensionpieceofhose(E)ontothe
bottomofT-tting(B)withclamp(F).
A—UpperRadiatorHose
B—T-tting
C—Hoses
D—Clamp
E—Hose
F—Clamp
MXT009025—UN—13SEP13
InstallFittingsandHoses(XUV825i,XUV825E
andXUV825M:SerialNumber80001—)
NOTE:Thesemachineshaveablacksolidcoolanttube.
IMPORTANT:Avoiddamage!Becarefulnottomove
orchangethealignmentofthepillowblock
wheninstallingthehosebracket.
1.Removeandretainouterdriveshaftpillowblock
retainingbolt(A)frombracket.
A—PillowBlockRetainingBolt
MXT009019—UN—12SEP13
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NOTE:Donotmovepillowblockduringbracket
installation.Bracketmustbeparallelwith
thepillowblock.
2.Installhosebracket(B)underthepillowblockbracket
withthepillowblockretainingbolt(A).Tightenthebolt.
Specication
Bolt—Torque ..................................................................................73N·m
(54lb·ft)
A—PillowBlockRetainingBoltB—HoseBracket
MXT009020—UN—12SEP13
3.Usetwopiecesofthehoseprotector(A)andslidethem
overthetwoheaterhosesbehindthecloseoutpanel.
4.Installtheouterheaterhose(B)throughtheinnerhole
onthehosebracket(C).Routehoseoverthetopof
theengineasshown.
5.Installtheinnerheaterhose(D)downneartheframe
plate(E).Securehosewiththetiestrap(F)tothe
frameplate.
A—HoseProtector
B—OuterHeaterHose
C—Bracket
D—InnerHeaterHose
E—FramePlate
F—TieStrap
MXT009021—UN—13SEP13
6.Trim1.25inchesfromthehoseforinstallationof
T-tting(A)includedinthiskitinareashown.
A—T-tting
MXT009307—UN—21SEP13
PictureNote:Shownwithengineremoved.
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7.InstallT-tting(A)andheaterhose(B)ontothehose
withclamps(C).Ifnecessary,installT-tting(A)by
looseningboltsonthesolidcoolantline,andthen
installtomanifold.
A—T-tting
B—HeaterHose
C—Clamp(3used)
MXT009308—UN—21SEP13
8.Routeinnerheaterhose(A)aroundtoleftsideof
machine.Cuta205mm(8in)pieceofradiatorhose
(B)fromtheshortextensionoftheheaterhosesection
includedinthiskit.Connectwithextensionconnector
(C),andtwocrimpclamps(D).
A—InnerHose
B—RadiatorHose
C—ExtensionConnector
D—CrimpClamp(2used)
MXT009024—UN—12SEP13
NOTE:Ifnecessary,haveanassistantholdupperradiator
hose(A)awayfromareawheninstallingT-tting
(B)includedinadditionalttingkitBM23509.
9.InstallT-ttingontohoses(C)withtwoclamps(D).
10.Installshortextensionpieceofhose(E)ontobottom
ofT-ttingwithclamp(F).
A—UpperRadiatorHose
B—T-tting
C—Hose
D—Clamp(2used)
E—Hose
F—Clamp
MXT009025—UN—13SEP13
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PreparetoBleedAirfromSystem(AllModels)
1.Recoverdrainedcoolantfromthedrainpanand
transfertocontainersasneededfortherellingsystem.
2.Placedrainpanbackundertheenginetorecover
coolantlostduringbleedprocedure.
3.Removeoorcover.
4.Removemountingscrewsfromheaterretainingpanel
andlowerbracket.
5.Removetheheaterunit(A)withhosesattached.
6.Placetheheaterunitontheoor.
7.Withtheopenshutoffvalve(B),llradiatorand
recoverytanktotheupperline.
A—HeaterUnit
B—ShutoffValve
MXT009026—UN—12SEP13
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BleedAirfromSystem(AllHPX)
NOTE:Monitorcoolantlevelinradiatorduringbleed
procedure.Makesurethatitdoesnotfalltoolow.
Addcoolantasperrequirementforpreventing
theairentryintothesystem.
1.Openbleedscrewonthegasolineengineintake
manifold(A),oronthedieselenginethermostat
housing(B),untiluidcomes,withnoairbubbles.
Closethebleedscrew.
2.Fillcoolantuptotheupperlineoftheradiator.
3.Openbleedscrew(C)onthebleedteeuntiluid
comesout,withnoairbubblesorsoundofair
escaping.Closethevalve.
4.Shakeheaterunitandheaterhosesfordislodgingthe
airthatistrapped.
5.Openbleedscrew(C)onthegasolineengineintake
manifold(A),oronthedieselenginethermostat
housing(B),untiluidcomes,withnoairbubbles.
Closethebleedscrew(C).
6.Fillcoolantuptotheupperlineoftheradiator.Secure
theradiatorcap.
NOTE:Occasionallyshaketheheaterandheaterhoses
astheengineiswarminguptohelpdislodge
anyairstilltrappedinthesystem.
7.Fillthecoolantuptothetoplineoftheoverowbottle.
8.Startandrunengineuntilfancycles.Ifoverheatlight
doesnotcomeon,unitisproperlybled.
IMPORTANT:AvoidDamage!Ifoverheatlightcomes
on-Shutoffengineandallowittocool.Make
surethattheoverowbottleisfull,asthesystem
pullscoolantfromoverowbottleduringcool
down,helpingtoeliminateairinthesystem.
Whenengineiscool,repeatbleedprocedure.
MXT009027—UN—12SEP13
PictureNote:Gasolineengineshown.
MXT009028—UN—12SEP13
PictureNote:Dieselengineshown.
A—IntakeManifold
B—ThermostatHousing
C—BleedScrew
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BleedAirfromSystem(XUVGasEngine)
IMPORTANT:Avoiddamage!Usingincorrectcoolant
mixturecandamagetheradiator:
•Donotoperateengineinabsenceof
coolantorwithplainwater.
•Useantifreezeapprovedforusein
aluminumengines.
•Donotexceeda50%antifreezemixture
forthecoolant.
•Donotpourcoolantorwaterintoradiator
whenengineishot.
•DonotaddStopLeakorotheradditives.
NOTE:JohnDeereCool-Gard™coolantisrecommended
whenaddingcoolanttothecoolingsystem.
Followtheinstructiononthecontainerfor
thecorrectmixtureratio.
XUV620i,XUV625i
1.Raisecargobox.
IMPORTANT:Avoiddamage!Donotremovewashers
fromtoporbottomofthebanjotting.
NOTE:Tomaintainanadequatelevelandpreventthe
airentryintothesystem,monitorcoolantlevelin
radiator,andaddcoolantifnecessary.
2.Loosenenginebleedbolt(A)atthebanjottingon
theintakemanifold(fourfullturnsfromtight).Donot
removebolt,orwashers(B)atthebanjotting.
3.Loosenthebleedscrew(C)atthebleedtee.Donot
removethescrew.
4.Dislodgeairfromthesystembyshakingheater,and
hoses.
5.Maintainthecoolantlevelintotheradiatorandllthe
radiatorwithcoolant,ifnecessary.
6.Allowcoolanttorunoutofbothbleedlocationsuntil
coolantisrunningclear,withnoairbubblesandno
soundsofairescaping.Closebothbleeders.
7.Fillradiatorandrecoverytanktotheupperline,and
secureradiatorcap.
MXT009029—UN—12SEP13
A—BleedBolt
B—Washer(2used)
C—BleedScrew
8.Startengineandrunatlessthanfullthrottletowarmup.
NOTE:Tomaintainanadequatelevel,monitorcoolant
levelintherecoverytankduringwarm-up,and
addcoolant,ifnecessary.Warmupphase
cantakeseveralminutes.
9.Runengineuntilcoolingfanstarts,shakeheaterand
hosesperiodicallytodislodgeair.
CAUTION:Avoidinjury!Radiatorcanbehot.
Donotreachdownfromthetopoftheradiator
tochecklowerhosetemperature.
10.Whenfancomeson,immediatelychecktemperature
ofcoolanthoseatbottomofradiator.
1.Ifthehoseiscold,shutofftheengineandlet
enginecool.Monitorcoolantlevelintherecovery
tankandaddasneeded.Whenengineiscool,
llradiatorandrecoverytanktoupperlinesand
securewithcaps.Thenrepeatbleedprocedure.
Shakehosesandheaterwhenbleeding.
2.Ifthehoseiswarm/hot,reduceenginespeedto
idle,andcontinuerunningmachineuntilfanshuts
off,thencyclesbackonagain.Ifnotemperature
warninglighthascomeon,systemisbledproperly.
Shutofftheengineandletcooldown,monitoring
coolantlevelintherecoverytank.Fillrecovery
tanktotheupperline,ifnecessary.
Cool-GardisatrademarkofDeere&Company
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XUV825i,XUV825EandXUV825M.
1.Raisecargobox.
2.Loosenbleedscrew(A)locatedinT-ttingconnecting
hoses(B).
3.Removeradiatorcapandaddrecommendedcoolant
mixturetoradiatoruntilcoolantrunsoutofthebleed
port.
4.Tightenthebleedscrew(A).
5.Addadditionalcoolantmixturetoradiatoruntilcoolant
runsoutoftheoverowportandintotherecoverytank.
6.Installradiatorcap.
IMPORTANT:Avoiddamage!Positionhoseslightly
abovebottomoftherecoverytank.Donotallow
thehosetocontactbottomoftherecoverytank
orbendupwardsoutofthecoolant.
7.Removerecoverytankcap,andaddcoolantmixture
totherecoverytankuntilitisapproximatelyhalffull.
8.Installrecoverytankcap.
IMPORTANT:Avoiddamage!Ifcoolanttemperature
indicatorcomesonwhileengineisrunning,stop
engineandaddmorecoolantmixturetoradiator.
9.Startandrunengineatmediumspeeduntilupper
andlowerradiatorhoseshavebecomewarm(10—15
minutes).Warmhosesindicatethatthethermostat
hasopenedandcoolantiscirculating.
10.Allowenginetocool.
11.Loosenbleedscrew(A),andallowairtobubbleout
untilairbubblesarenolongervisibleatthebleedport.
Tightenbleedscrewcompletely.
MXT009030—UN—12SEP13
A—BleedScrew
B—Hoses
12.Removeradiatorcapandaddrecommendedcoolant
mixturetoradiatoruntilcoolantrunsoutoftheoverow
port,andintotherecoverytank.
13.Installtheradiatorcap.
14.Runengineuntilcoolingfanstarts,indicatingthat
theengine,andcoolanthasreachedoperating
temperature.
15.Stopengineandremovethekey.
16.Allowenginetocoolandsuctionbackanyneeded
coolantfromtheoverowrecoverytank.Fillrecovery
tanktotheupperline,ifnecessary.
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BleedAirfromSystem(XUVDieselEngine)
NOTE:Monitorcoolantlevelinradiatorduringbleed
procedure.Makesurethatitdoesnotfalltoo
low.Addcoolantasperrequirementandprevent
theairentryintothesystem.
1.Openthermostathousingbleedscrew(A)andbleed
screw(B)onbleedteefourturns.
2.Dislodgeairfromthesystembyshakingheaterand
hoses.Allowamplecoolanttorunthroughsystem
whenbleeding.
3.Maintainadequatelevelofcoolantinradiatorandadd
coolant,ifnecessary.
4.Whenclearcoolantiscomingfrombothlocations,and
noairbubblesorsoundsofairescaping,tightenboth
bleedscrew(B).
5.Fillradiatorandcoolantrecoverytanktotheupper
line,andsecureradiatorcap.
NOTE:Tomaintainanadequatelevel,monitorcoolant
levelintherecoverytankduringwarm-up,and
addcoolantifnecessary.Warmupphase
cantakeseveralminutes.
6.Startengine,andrunatfullthrottleuntilfanmotor
cycleson.
a.Iftheenginetemperaturewarninglightcomeson
beforefancycleson,shutdownengineimmediately
andallowenginetocool.Monitorcoolantlevelin
MXT009031—UN—12SEP13
A—ThermostatHousingBleed
Screw
B—BleedScrew
therecoverytankduringcooldownandaddcoolant,
asneeded.Coolantdrawnintotheengineduring
cool-downhelpstodisplacetrappedair.When
engineiscooleddown,llradiatorandrecovery
tanktoupperlinesandtightenthecaps,thenrepeat
bleedprocedure.Shakehosesandheaterwhile
bleeding.
b.Ifnoenginewarninglightcomeson,reduceengine
speedtoidle.Continuerunninguntilfancycles
onagain,thenturnoffengineandallowtocool.
Monitorrecoverytankduringcool-down,add
coolantifnecessarytotheupperline.
ReplaceComponentsAfterBleedProcedure
(AllModels)
1.Installheaterunitandlowerbracketandsecurewith
originalhardware.
2.Installoorpanelandfastentofootdeckinposition
marked(A)withthehexheadbolt,M6x20andM8
washerfromthetop,andM6washerandM6locknut
frombelow.
3.Fastenoorpaneltotherightsidecloseoutpanelin
positionmarked(B)withthehexheadbolt,M6x16
andM6washerfromtheinside,andM6washerand
M6locknutfromtheoutside.Tightenhardware.
A—MarkedPositionB—MarkedPosition
MXT009032—UN—12SEP13
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ContinuedonnextpageBVVMSIT,0000227-19-31MAR20-2/6
4.Secureupperbracket(A)ofheaterretainingpanel
todashpanel,andsecurewithtwopoprivets(B)in
holesdrilledearlier.
A—UpperBracketB—PopRivets
MXT009033—UN—13SEP13
ConnectElectricalComponentsand
CompleteInstallation
NOTE:Theplugconnectorsatthefrontoftheheater
retainingplateconnectstothefanswitchinthe
paddedheatercover.Theplugconnectorson
thetwolongerwiringharnessesatthebackof
theheaterretainingpanelconnecttothepower
sourceandheaterblowermotor.
1.Routewiringharness(A)fromtheheaterunit(B)
underMFWDlinkage(C),andbundlewithmainwiring
harness(D)acrosstoleftsideofmachine.
A—WiringHarness
B—HeaterUnit
C—MFWDLinkage
D—MainWiringHarness
MXT009034—UN—12SEP13
2.Locatetheconnectorplug(A)withyellowandblack
wiresfrommainwiringharness.Connectittothe
heaterharnessconnectorplug(B)withredandbrown
wires.Install5Afuseinthefuseholder(C)ofthe
heaterwiringharness.
3.Secureheaterwiringharnesstomainharnesswithtie
strapsasnecessarytopreventcontactwithmoving
parts.
A—ConnectorPlug
B—HeaterHarnessConnector
Plug
C—FuseHolder
MXT009035—UN—12SEP13
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4.Plugconnectoronshortwiringharness(A)fromheater
intoconnectorterminals(B)atrearoftheheaterunit
(C).
A—WiringHarness
B—ConnectorTerminal
C—HeaterUnit
MXT009036—UN—13SEP13
5.Plugheaterconnectors(A),and(B)fromthefrontof
heaterretainingpanelintothefanswitchconnectors
(C)insidepaddedheatercover(D).
A—HeaterConnector
B—HeaterConnector
C—FanSwitchConnector
D—HeaterCover
MXT009037—UN—12SEP13
6.Setpaddedheatercover(A)ontopoftheheater
bracket,andsecurewithtwohexheadbolts,M6x20
(B),andM6washers.
A—HeaterCoverB—HexHeadBolt,M6x20(2
used)
MXT009038—UN—12SEP13
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7.Removehexheadbolt,M6x16,andM6washerfrom
theclipnut(A)intheupperbracketofafrontretaining
panel.
8.Placepaddedheaterpanel(B)overtheupperbracket
andsecurethroughtheheaterpanel,andclipnutin
theupperbracketwithoriginalhardware.
9.Turnontheignitionswitchandtesttheheaterblower
fanswitchforproperoperation.Bloweronlyoperates
whenthekeyswitchisinONposition.
A—ClipNut
B—HeaterPanel
MXT009039—UN—13SEP13
M172358(14APR20)
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