94
Errors / Fault Indications
IM-HC 599871 0321 RABS
LED “status” flashes red
Potential causes
Corrective actions
7 x
Room thermostat: data memory for
thermostats is full
Reset to factory settings
9 x
Control unit: lithium button cell
battery empty
Replace lithium button cell battery
type CR2032
10 x
Temperature below dew point
Adjust the supply temperature in the
settings
flashes continuously
Bus cable not connected during
commissioning, or defective
Disconnect control unit from the
mains, remove bus cable, connect
control unit with the mains, do a
reset, disconnect control unit from
the mains, connect all cables,
connect control unit with the mains
Thermostat
Fault indication by LED “connect” flashing red in the display.
Flashing of LED “connect”
Potential causes
Corrective actions
3 x
Radio connection to control unit
interrupted
Check radio connection; if
applicable, place thermostat
closer to control unit or use range
extender
4 x
Fault at control unit
See troubleshooting for control
unit
5 x
Batteries of thermostat weak
Replace batteries
Содержание RABS 1250.7US
Страница 1: ...Installation Manual Radiant Auto Balancing System RABS For Radiant Heating Systems 03 2021...
Страница 103: ......