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INSTALLATION & SERVICE MANUAL FOR PROFESSIONALS
Maintenance and care: Troubleshooting
Troubleshooting
Introduction
This section shows you how to recognize and understand possible operating errors.
For correct fault tracing Dantherm strongly recommends connecting a remote control or PC
with installed PC Tool or the Dantherm App, that works with the unit.
Errors are displayed on the HRC3 remote control with "E" + a number. The issue can then be
Error messages on
looked up in the troubleshooting overview and in the control panel manual to correct the
the remote control
fault.
LCD panel
PC Tool
Operation warnings and faults are logged in the controller memory. Connect a computer
with PC Tool installed via USB to get detailed information from the log file.
Error signalling
Possible faults are shown on:
Appliance
Unit
Handheld remote
control
Wired remote con-
trol (HCP 10/11)
PC Tool
Smart phone app
Error list
Errors shown on the display contain three numbers or letters. E.g. "E12" means error number
12.
How to read the error list:
Column Description
Resetting errors
After completed inspection or repair of possible faults, the unit can be reset by disconnect-
ing/reconnecting the 230 V AC power supply. This resets the controller and the unit starts
normal operation and also restarts a new search for possible errors.
This can take up to 15 minutes.
Signal
Acoustic buzzer signal from the main PCB. Connect a remote tool or
PC Tool to view the specific error.
Filter reset LED
Acoustic buzzer signal and display of a specific error code.
Audible buzzer signal and flashing LED.
The number of flashes corresponds to an error code followed by a
pause of 5 seconds.
See Airflow direction in mode A/B.
Display of error numbers and ability to log specific operation over a
longer period of time.
Display of a specific error code.
Number of flashes on the display (wired control)
A
B
LED on membrane panel
C
Noise
Code
Meaning
-
-
Y
Yellow LED flashes
R
Red LED flashes
0
No beep
1
One beep/hour
2
One beep/sec.
43
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