Error Codes And Flashing Sequences - HomeMatic HmIP-eTRV-C Mounting Instruction And Operating Manual

red flashing of the device LED (C), and may manifest itself
in the device temporarily working incorrectly. The device
starts working correctly again after a short period (max.
1 hour).
7.4

Error codes and flashing sequences

Flashing code
Short red
flashing in
10 s intervals
Short red
flashing in
10 s intervals
Short orange
flashing
1x long green
lighting
Meaning
Valve drive
sluggish or
adjustment
range too
small
Actuating
range too
wide
Radio
transmission/
attempting to
transmit/con-
figuration data
is transmitted
Transmission
confirmed
Troubleshooting
Solution
Please check
whether the valve
pin is stuck.
Please check the
fastening if the ra-
diator thermostat
Wait until the
transmission is
completed.
You can continue
operation.
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