Installation and Operation Manual
BEKOKAT
®
74 / 88
V01 /11-046
6.7
Error display
Malfunction image
The display A1 shows "Err".
Close valves V1 / V2.
The compressed air supply is interrupted.
As soon as the valves close, the potential-free alarm contact is activated, signalling the fault
by means of an external display (warning signal, indicator light, etc.). This connection option
must be used.
Cause
Measure
Error in the temperature sensor
Check temperature sensor.
Replace temperature sensor if necessary.
Please contact the
BEKO
TECHNOLOGIES
service.
Capillary break in the thermostat
Check thermostat.
Replace temperature sensor if necessary.
Please contact the
BEKO
TECHNOLOGIES
service.
NOTE
Skilled technical personnel
All function tests, operation, installation, configuration and maintenance of the
device must be carried out by authorised skilled personnel.