Use and Care Manual
1
SELF-DIAGNOSIS SYSTEM MALFUNCTION CODES
SELF-DIAGNOSIS
The unit has a self diagnosis system to identify a number of malfunctions.
Error messages are displayed on the control panel display.
Error Codes Possible Causes Error Messages
E2 Temperature Sensor Failure Self Diagnosis
E3 Internal Pipe Sensor Failure Self Diagnosis; Turn Off the Unit
E4 CPU Failure System Shut Down