Troubleshooting - Danfoss CF-RC Instruction

Instruction

9. Troubleshooting

Error Indication
Actuator/output (E03)
Low temperature (E05)
Link to Master Controller (E2)
Low bat. in Room T. (E3)
Critical bat. in Room T. (E4)
Link between MCs (E24)
VI.UH.M4.1C

CF-RC Remote Controller
Produced by Danfoss Floor Heating Hydronics 03.2007
Possible Causes
The output of the Master Controller (MC)
or the actuator connected to this output is
short-circuited or disconnected.
The temperature in the room is below 5°C.
(Try to verify the function of the Room
Thermostat by carrying out a link test from it)
The Room Thermostat in the indicated
room has lost the wireless connection to
the Master Controller (MC)
The battery level of the Room Thermostat
for the indicated room is low, and the batte-
ries should be replaced
The battery level of the Room Thermostat
for the indicated room is critically low, and
the batteries should be replaced as soon as
possible
The indicated Master Controllers have lost
their wireless connection
The battery level of the Remote Controller
is low, and the batteries should be replaced