General Fault Messages; E02 Overcurrent; E04 Pump Rotor Blocked; E07 Test Alert - KSB CalioTherm Pro 25 Installation & Operating Manual

Table 35: Error codes, causes and response
Error code on the dis- Cause
play
E01 Excessive temperature
E02 Overcurrent
E03 Internal fault
E04 Pump rotor blocked
E05 Temperature limit reached
E06 Voltage error
E07 Test alert
E08 Motor fault
E09 High fluid temperature
E11 Broken wire of temperature sensor (NTC
thermistor) in the motor
E12 Firmware update required
E13 No pump model stored
E15 Minimum flow
E16 Maximum flow
E17 Externally forced flow
I10 Broken wire at analog input
I14 For dual pumps both pumps are pro-
grammed as "left pump".
I18 Externally forced flow in pumping direc-
tion
I19 Backflow through the pump
7 Further information in the KSB ServiceTool supplementary operating manual (reference number 1157.801)
60 of 76
7 Operation

7.3.10 General fault messages

7)
CalioTherm Pro
Status Response
Alert Pump stops.
Alert Pump stops.
Alert Pump stops.
Alert Pump stops.
Warning Speed is reduced.
Alert Pump stops.
Alert -
Alert Pump stops.
Warning -
Warning Speed is reduced.
Alert Pump stops.
Alert Pump stops.
Warning -
Warning -
Alert Pump stops.
Information The pump behaviour can be set
via the
KSB ServiceTool.
Information Pumps keep running.
Information Pump keeps running.
Information Pump keeps running.