EC/ECS

20Analysentechnik mit System12 TROUBLESHOOTINGTroubleshooting is made much easier by the LED function display.The following table shows possible reasons for error and how to correct them (not applicable for therunning-up phase of the cooler).LED displayFunction errorand statusalarmEquipmentdoes not cool;Probable causeChecking / Correction°C >ONNo mains power;Check the mains voltage 230V (115V) at pins 18 and19 of the EC automatic control electronics;If mains voltage OK:replace defective EC automatic control board.°C ON°C ON°C 8°C (>0,8V):Check PT100 temperature sensor (14.);If not OK:Replace sensor;If sensor and electronics OK:Send cooler in for repair.Operating Instructions 3-4.1-ME 9501 - Electric Gas Cooler EC/ECSSubject to technical modifications.© M&C May 2002 Reproduction of this document or its content is not allowed without permission from M&C.