Service manual Master S 400 and 500 Version 1.1 5.9.201411Kemppi Oy3.6.2. Error codes and error log menuMachine can show several error codes and they are automatically saved to error log file. This log file cansave up to 10 errors.Error code Description Possible reasonE1 No calibration data Recalibrate the machineE2 Primary under voltage Check the mains networkconnection and fuses.E3 Primary over voltage Check the mains networkconnection and fuses.E4 PTC overheat Ensure free air flow. Let themachine cool down.Measure PTC value and ensureit is not broken.E5 Not in use -E6 General error -E7 IGBT NTC overheat warning Ensure free air flow. Let themachine cool down.Measure NTC value.E8 IGBT NTC overheat Ensure free air flow. Let themachine cool down.Measure NTC value.E9 Phase watch alert Check the mains networkconnection and fuses. Ifconnected to generator checksetup jumper Gen.E10 Not in use -E11 Not in use -E12 Long short circuit Machine is shut down because oftoo long short circuit (over 20s) inwelding circuit.E13 Wrong panel Machine has panel that is notcompatible to machine versionE14 No current feedback There is no shunt resistorfeedback to machine controlcard.3.6.2.1. Using error logError log can be entered by pressing “Remote” button as long as text “ErL” appears in the display. Usingpotentiometer error log can be rolled from 0 to 9. Error code is shown after the index number from E1 toE14. 0 = latest error 9 = oldest error Error codes from E1 to E14 If no error saved in the log -> E-