eQ-3 FHT 8V Bedienungsanleitung Seite 19

Error Message
Permanent signal tone
and "F1" on the display
Permanent signal tone
and "F2" on the display
No radio symbol
on the display, the
valve drive emits a
tone sequence each
hour. The valve is
30% open
Permanent
signal tone and
"F3" on the display
Low-Bat symbol
on the display,
valve drive emits a
tone sequence every
2 minutes for one
hour
Probable Cause
The valve is hard
to operate respectively
the valve drive blocked
• Setting range too high
• Valve drive is not
mounted to the radiator
valve
• Breakdown of the
radio connection
through interferences
• Batteries of the control
unit are empty
• Code of the control unit (see instructions "Radio
was changed without
synchronizing the valve
drive.
Setting range too small
The batteries of the
valve drive are almost
empty
19
Remedy
• Dismantle the valve drive
• Check the valve function
by hand
• Reinstall valve drive
• Contact a heating expert
if necessary
• Reinstall the valve drive
• Valve is not suited
• Insert a distancer with a
strength of 1 mm between
the radiator valve and the
adjuster drive.
• Put the control unit in a
different spot
• Replace batteries
• Transmit the current code
to the valve drive
Controlled Radiator
Thermostat").
• Reinstall the valve drive
• Valve is not suited
• Replace batteries.