..Takespecialcarewhenhandlingthetemperature-sen• sor.Itmaycausedamageifitgetsasharpimpact.

*Donotcontacttheenginecoolanttemperaturesensor

1)andthecolumnthermometer@withapan.

Installation

•Tightentheenginecoolanttemperatureswitchtothespecifiedtorque.

(!)Enginecoolanttemperaturesensor:18N·m

_{(1.8kgf·m,13.0lb-ft)}

ACAUTIONI

Takespecialcarewhenhandlingthetemperature-sen•

sor.Itmaycausedamageifitgetsasharpimpact.

•Installthethrottlebody.

•Installtheaircleanerbox.

•Installthefueltank.(c::::r4-52)

•Installthefrontseat.

THERMOSTAT

REMOVAL

•Removethefrontseat.(c::::r6-6)

•Removethefueltank.(c:::::T4-52)

•Placearagunderthethermostatcase.

•Removethethermostatcase.

•RemovethethermostatG).

Inspection

Inspectthethermostatpelletforsignsofcracking.

Testthethermostatatthebenchforcontrolaction,inthefollow•

ingmanner.

•Passastringbetweenflange,asshownintheillustration.

•Immersethethermostatinthewatercontainedinabeaker,asshownintheillustration.Notethattheimmersedthermostatisinsuspension.Heatthewaterbyplacingthebeakeronastove

_{andobservetherisingtemperatureonathermometer.}

•Readthethermometerjustwhenopeningthethermostat.Thisreading,whichisthetemperaturelevelatwhichthethermostatvalvebeginstoopen,shouldbewithinthestandardvalue.

~Thermostatvalveopeningtemperature

Standard:Approx.82°C(180°F)

•Keeponheatingthewatertoraiseitstemperature.

•Justwhenthewatertemperaturereachesspecifiedvalue,thethermostatvalveshouldhaveliftedbyatleast8.0mm(0.31in).

~Thermostatvalvelift

Standard:Over8.0mmat95°C(Over0.31inat203°F)

•Athermostatfailingtosatisfyeitherofthetworequirements

(start-to-opentemperatureandvalvelift)mustbereplaced.

Installation

•Installthethermostat.

NOTE:

_{Thejigglevalve®ofthethermostatfacesupside.}

Water

(~Stove~Thermometer

1.i---@

....

•Installthethermostatcase.

NOTE:

Fittheclamptothethermostatcasebolt®·

•Tightenthethermostatcasebolttothespecifiedtorque.

(!JThermostatcasebolt:10N·m(1.0kgf·m,7.0lb-ft)

•Installthefueltank.(c::::?"4-52)

•Installthefrontseat.

WATERPUMP

REMOVALANDDISASSEMBLY

•Removetheundercowling.(c::::7"6-3)

•Drainenginecoolant.(c::::7"2-18)

•Drainengineoil.(c::::?"2-13)

NOTE:

Beforedrainingengineoilandenginecoolant,inspectengineoilandcoolantleakagebetweenthewaterpumpandcrankcase.Ifengineoilisleaking,visuallyinspecttheoilsealand0-ring.Ifenginecoolantisleaking,visuallyinspectthemechanicalsealandsealwasher.(t:7"5-14)

•RemovethereservetankG).

•RemovetheenginesprocketcoverCD.

•Disconnectthewaterhoses.

_{•Removethewaterpump.}

_-

•Removethewaterpumpcover.

_,

-

•Removetheimpellersecuringbolt(2)byholdingtheimpellershaftwithawaterpumppliers.

_{COOLINGANDLUBRICATIONSYSTEM5·13}

•Removethemechanicalsealring^11)andtherubbersealCl>

_{framtheimpeller.}

(g)

_\0

(D\

•Removetheimpellershaft'~.

•Removethebearingusingthespecialtool.

!TMI09921-20220:Bearingremoverset(<P10)

NOTE:

Ifnoabnormalnoise,bearingremovalisnotnecessary.

IACAUTIONI

Theremovedbearingmustbereplacedwithanewone.

•Removethemechanicalsealusingthespecialtool.

1r'&ih09921-20220:Bearingremoverset(</J12)

NOTE:

Ifnoabnormal,themechanicalsealremovalisnotnecessary.

!ACAUTIONI

Theremovedmechanicalsealmustbereplacedwithanewone.

•Removetheoilsealusingasuitablebar.

NOTE:

ffnoabnormal,theoilsealremovalisnotnecessary.

IACAUTIONI

Theremovedoilsealmustbereplacedwithanewone.