54
■
LED lights up:
Mains monitoring active
■
LED flashes: Fault
Number of flashes:
1 Overload
2 Excess temperature
3 Phase reversal
4 Phase loss / motor not connected
5 Phase asymmetry
6 Short-circuited thyristor
7 Test
Fitting the shaft and dial for the ON/OFF switch and installing the programming unit
Note
The shaft and dial for the ON/OFF switch as well as
the programming unit are delivered inside the wiring
chamber of the heat pump. Only fit the programming
unit after all electrical connections have been made.
3.
0 / Off
2.
1.
Fig. 33
3.
Position the front panel tightly against the front of
the heat pump.
Route the data cable through the opening and con-
nect it to the programming unit.
Click the programming unit into place in the open-
ing and check for firm seating.
Securely lean the front panel against the heat
pump.
Installation procedure, heat pump
Mains monitor
(cont.)
5837251
Installation
