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Störungen / Fehler


Kessel Typ E75CP

Störungscode E18

Ursach:

Signal maximum flow water temperature exceeded  (T1 >212°F).

 

LÖsung:

Check actual flow temperature. suddenly increase caused by completely hydraulic  shut off  of the boiler (fi lter, pump, thermostat valve, service valve)

Check fl ow sensor NTC1. measure the resistance value  (see Appendix B)

Exchange defective part if necessary. Change control unit when error persists.