924KTE4.01 - KT
series humidifiers
05/2021
| 24 |
7. USER INTERFACE AND INITIALISATION
Checkthatthehumidifierandalltheinstalledpartsarecorrectlyconnectedbeforestartingup,incompliancewithregulations,
criteriaandalltheapplicablelocal,regionalandnationalstandards.
7.1 How the LEDs work
3
2
1
4
5
L7
L8
L6
6
Fig. 24.
LED interface
LED Colour Function
Description
1 Green Power supply
Whenitison,itindicatesthedeviceisswitchedon,thattheterminalsarereceivingpowerand
that the control circuit is operational.
2 Green Request
ThebrightnessofthisLEDisproportionaltothehumidistatrequest.Thebrighteritis,the
more humidity the regulation circuit needs. This request can be modified by changing the
potentiometer setting.
3 Green Production
This LED lights up as soon as the device begins producing steam. Its brightness is proportional to
the steam production.
Whenthehumidifierisworkingproperly,thebrightnessofLEDs2and3shouldbethesame.
4 Red
Change water
IfthisLEDremainsonforalongtime,itindicatesthatthewaterhasnotbeenchangedorhasnot
beenchangedcorrectly.Ifthishappens,consultsection"Faultsandmalfunctions".
The machine will continue to produce steam even if this LED is lit up.
5 Red
High
production
The humidifier is producing more steam than requested. The alarm is reset manually by restarting
the humidifier. This usually happens when the humidifier is unable to discharge the water. The
humidifier needs to be serviced and the whole drainage circuit cleaned.
6 Red
Leakage
Thismeansthereisawaterleakageinsidethehumidifierandthatwaterhascollectedonthe
bottom of the cabinet. A probe prevents more water being fed into the system. Steam is produced
normally until there is no more water in the cylinder.
L6 Red
Contactor
This comes on when the contactor is active. It goes off when the contactor is deactivated.
If it stays on but the contactor is not activated (upon request):
1)
FuseF2hasblown;
2)
Thecontactorcoilisnotworking;
3)
Thevoltagetransformerisnotworking;
4)
Theelectronicboardisnotworking.