No. Message text Cause Remedy
Messages
143 OD manual zone 1 The control function has been disabled. The
opening degree is set manually.
–
OD manual zone 2
144 Config.: M/S mit DG Master-Slave mode and hotgas defrosting
have been activated simultaneously.
Check configuration
179 CO2-Alarm External alarm (specified as CO2-Alarm in
the default settings)
–
189 Refrigeration point disabled Block of the compressor enable. –
240 Setpoint changed A setpoint has been adjusted. –
In the Master-Slave mode, the defrost
relays are only switched off via
temperature or safe defrost time. In
contrast, during hotgas defrosting, the
relays are also switched off via the CAN
bus even if the pack controller defrost
command does not occur. These two
requirements are incompatible.
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