35Er31 – Fault in the heater switch elementEffect › heating switched offSolutions › contact customer serviceEr44 – Heating plate safety temperature is higher than the set safety temperatureCauses › SAFE TEMP H (Hotplate) has been set to lower than the safety temperature of theheating plate› disconnection of heating plate safety temperature sensorEffect › heating switched offSolutions › leave the heating plate to cool› set the SAFE TEMP H (Hotplate) higherEr46 – Plate safety temperature > plate temperature (more than 40 K)Causes › irregular temperature distribution across heating plate due to sporadic heat dissi-pation› defective control or safety temperature sensorEffect › heating switched offSolutions › switch device off, leave to cool and switch on again› ensure regular heat dissipation when using metal blocks, etc� on the flat surface ofthe heating plate› If the actions described fails to resolve the fault or another error code is displayed then take oneof the following steps:- contact the service department�- send the device for repair, including a short description of the fault�Er26 – Plate temperature > plate safety temperature (more than 40 K)Causes › irregular temperature distribution across heating plate due to sporadic heatdissipation› defective control or safety temperature sensorEffect › heating switched offSolutions › switch device off, leave to cool and switch on again› ensure regular heat dissipation when using metal blocks, etc� on the flat surface ofthe heating plate