Instructions

54
Troubleshooting
7.4 Error codes and flashing sequences
Flashing code Meaning Solution
Short red
flashing in
10 s intervals
Valve drive
sluggish or
adjustment
range too
small
Please check
whether the valve
pin is stuck.
Short red
flashing in
10 s intervals
Actuating
range too
wide
Please check the
fastening if the ra-
diator thermostat
Short orange
flashing
Radio
transmission/
attempting to
transmit/con-
figuration data
is transmitted
Wait until the
transmission is
completed.
1x long green
lighting
Transmission
confirmed
You can continue
operation.
1x long red
lighting
Transmission
failed or duty
cycle limit is
reached
Please try again (see
sec. „7.2 Command
not confirmed“ on
page 52 or „7.3
Duty cycle“ on page
53).