Vaillant VRT 340f Bedienungsanleitung
37
GB
Installation instructions VRT 340f
12 Troubleshooting
The room temperature thermostat
signals the following fault conditions:
signals the following fault conditions:
Fault signal
Meaning
Troubleshooting
RF Err
No radio connection to the radio
receiver on the heating unit
receiver on the heating unit
Check the site of installation
BATT
low battery condition, replacement
required
required
Replace the batteries.
Table 12.1 Fault signals
Troubleshooting 12