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9.3SELECTIONOFMODE(MODELC95ONLY)
TokeeptheunitintheHEATMODEONLY:Pressthe"SELECT"until"ACH"appearsandpressthearrowkeysuntil
"HEA"appears.Thereafteritremainsonlytochoosethedesiredtemperature.Thisfeatureallowsyoutocontrolthe
minimumleveldesired.Theunitwillheatthewateruntilthedesiredtemperatureisreached.
TokeeptheunitinCOOLINGMODEONLY:Pressthe"SELECT"until"ACH"appearsandpressthearrowkeysuntil
"COL"appears.Thereafteritremainsonlytochoosethedesiredtemperature.Thisfeatureallowsyoutocontrolthe
desiredmaximumdegree.Theunitwillcoolthewateruntilthedesiredtemperatureisreached.
ToputtheunitinAUTOMODE:Pressthebutton"SELECT"until"ACH"appearsandpressthearrowkeysuntil"AU"
appears.Thereafteritremainsonlytochoosethedesiredtemperature.Thisfunctionkeepswateratdesired
temperature.Inotherwords,itwillheatorcoolwateruntilthewatertemperaturereachesthedegreeselected.
BACKWASHOPERATIONS
1. Carryoutthebackwashprocedureasfollows:
2. TurnOFFthepowertothepump(withpowersupplyor(FIL=OFF,POL=OFFandSPAOFF)).
3. PreparethesystemforbackwashandpowerONthepump(withpowersupplyor(FIL=ON)).
4. ThecirculatingpumpwillgoONandthecontrollerwillnotcheckfor5minutesifwaterflowispresentatthe
flowswitch.
5. Youwillhave5minutesofuninterruptedwaterflowtodothebackwash.
6. Stopthecirculatingpump(usethepowersupplyorFIL=OFF).
Normally,whenthecirculatingpumpisrequiredforthisoperationandthereisnowaterflowdetectedatthecontrol,
thepumpwillautomaticallyturnOFF.Thisprocedurewillgivea5minuteperiodofuninterruptedwaterflowbefore
thecirculatingpumpturnsOFF.
CHANGINGTHEDISPLAYFROMF°TOC°
FactorydefaultsareinF°.
PressandholddowntheSETkeyuntilthemessagePOLappears.
PresstheSETkeyuntilF_Cisdisplayed.
Pressthe↑keytoselect°Forpressthe↓keytoselect°C.
RESETTINGTHEDISPLAY
IfaflashingPLEorCSEerrormessageisdisplayed,holddowntheSETkeyuntiltheerrormessageisnolonger
displayed(approx.4seconds).Thecontrolwillberesettothefactorydefault.
Reprogramallthesettings.
DE‐ICINGOPERATION
Duringtheevaporatorcoilde‐icingcycle,FSwillbedisplayedtoindicatethattheunitisde‐icing.Duringthistime,the
fanisonandthecompressorisnotinoperation