Troubleshooting For The Installer - Sentiotec K2 NEXT Montage- Und Gebrauchsanweisung

Installation instructions, only for experts
b. Open the heater sensor and disconnect one of the two red wires
for the heater sensor.
► The control unit must switch off the heater and the control light
must flash.
c. Reconnect the red wire for the heater sensor.
► The control light lights up continuously.
d. Now disconnect one of the white wires for the heater sensor.
► The control unit must switch off the heater and the control light
must flash.
e. Reconnect the white wire for the heater sensor.
3. Check the phase switching of the relay in sauna mode:
L1 → U

5. Troubleshooting for the installer

Problem: Control light flashes
Troubleshooting:
1. Check the temperature sensors:
a. Disconnect all sauna control terminals from the mains.
b. Disconnect the white heater sensor wires from terminal F1
on the sauna control unit.
c. Measure the resistance on both cable ends.
► At room temperature (~25 °C) the value must be 1.9–2.1 kΩ.
2. Check the excess temperature fuse:
a. Disconnect all sauna control terminals from the mains.
b. Disconnect the red heater sensor wires from terminal TS
on the sauna control unit.
c. Measure the resistance on both cable ends.
► The value must be 0 kΩ (continuity).
If the measured values differ, check the wiring and the heater sensor connection.
If the problem persists, please consult your supplier.
WORLD OF WELLNESS
L2 → V L3 → W
p. 14/26