Danfoss 088U0212

Instruction CF-RD Room Thermostat with Display
10 VI.UH.Q4.1C Produced by Danfoss Floor Heating Hydronics 03.2007
8. Troubleshooting
Error Indication Possible Cause
The LED, and
ashes every 5th minute
Low battery
The LED, and
ashes every 30 sec.
Critical low battery
The LED, , and
ashes
Critical low battery - trans-
mission has stopped
The LED, and
ashes 5 times
Installation/Link Test is
unsatisfactory
E03 and
Actuator error on output
(CF-MC)
E05 and
Room temperature below
5ºC