Manual

14
Kränzle technology
Thermostat
The thermostat controls the spray water
temperature.
After you switch on the device, "888"
appears in both displays for approx. 1
secondas atestof thefunctioningof the
displays.
Thethermostatalsomonitorsthemini-
mumfuellevelinthetankwithaoating
switch.Ifthelevelisbelowtheminimum
amount,thethermostatswitchestheoil
burneroffandthe"OIL"signashesin
thesettemperaturedisplay(Pos.1).Ifthe
unitdisplays"FLA"intheupperdisplay,a
malfunctioninburningexists.
The thermostat has two operating modes:
1. Temperature mode
Thismodeisalwaysactivatedwhentheunitisswitchedonorcanbeselectedusing
the"°C°"button(Pos.5).TheredLEDabovethe"°C"buttonandnexttotheset
temperaturedisplaylightsup.
Thedesired"Set"temperatureissetusingthetwobuttons(+/-,Pos.3+4)andcanbe
readintheupperdisplay(Pos.1).
Ifyoupressthebuttonforalongertime,thesettemperatureisquicklyadjustedin5°C
increments.
Thelastsetvaluesetisalsostoredaftertheunitisswitchedoffandisavailableagain
immediatelyafterswitchingbackon.
Thecurrentspraytemperaturecanbereadfromthebottomdisplay(Pos.2).
2. Percentage mode
Thismodeisactivatedbypressingthe"%"button(Pos.6).TheyellowLEDabovethe"%"
buttonandnexttothesettemperaturedisplayashes.
Inthetemperaturecontrolsysteminconventionalhighpressurecleaners,andintemperature
modeforthisunit,thewatertemperatureismeasuredattheoutletoftheheater,andthe
heaterisswitchedonanoffaccordingtothetemperaturedesiredbytheuser.Duetothe
largeamountofwaterintheheatingcoil,ittakesalongtimeuntilthetemperaturesensor
registersthattheburnerhasswitchedonandthedesiredtemperaturehasbeenreached.
Thismeansthatthetemperatureincreasesfarabovethedesiredvalueorfallsfarbelow
thedesiredvalue.
3
4
6
1
2
5