Appendix
69
-61 CAN bus error
•
Check CAN bus cable for damage and
replace as necessary. Switch the unit
on again. If the fault has not been
remedied, contact Technical Service.
• Alternatively: Deactivate the
refrigeration unit. The circulator
operates as a heater thermostat.
-62 CAN bus error
• Switch off unit at mains switch, wait
4 seconds, then switch on unit again.
-63 Watchdog function has responded.
• Switch off the unit at the mains switch,
wait 4 seconds and then switch the
unit on again.
-70
Units with incompatible
voltage/frequency variants connected
to each other or units incorrectly
configured.
• Check the permissible operating
voltage of the units and their
configuration.
-72 Configuration between circulator and
connected refrigeration unit failed.
• Switch off the unit at the mains switch,
wait 4 seconds and then switch the
unit on again.
-83 Excessive power consumption via USB
interface.
• Check inserted USB stick for defects
and replace as necessary. The USB-A
interface is not suitable for consumers
with a higher required current than the
maximum permissible current.
-108
The alarm latch of the protective
equipment is still active.
•
Switch off the unit at the mains switch,
wait 4 seconds and then switch the
unit on again.
-116 The alarm latch of the protective
equipment is still active.
Switch off the unit at the mains switch,
wait 4 seconds and then switch the
unit on again.
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