Pfannenberg DTT 6801 Series - Service and Maintenance

Operating Manual DTT 6801 Multicontroller (MC) 086100037 © Pfannenberg GmbH Page 41 / 49
GB
4.7 LCD error messages
Error no.
Control panel
Unit activity
System information
• LED:
• Compressor:
• Evaporator fan
(internal):
• Condenser fan
(external):
• Heater (external):
• Fault signal contact:
Illuminates
OFF
OFF
OFF
OFF
Closed
Energy saving mode:
- Energy function execution, activated in energy
saving mode.
- For detailed information about energy saving
mode, see Energy-saving mode.
• LED:
• Compressor:
• Evaporator fan
(internal):
• Condenser fan
(external):
• Heater (external):
• Fault signal contact:
Illuminates
OFF
OFF
OFF
OFF
Closed
Start-up mode
- The cooling unit starts its operation
• LED:
• Compressor:
• Evaporator fan
(internal):
• Condenser fan
(external):
• Heater (external):
• Fault signal contact:
Illuminates
OFF
OFF
OFF
OFF
Closed
Stop mode execution. The unit was stopped due to:
- Opening of the switch cabinet door.
- The cooling unit received a stop command, e.g.
via the software application.