Troubleshooting, Maintenance
03/19
Fl Protect Set
21
9
Troubleshooting, Maintenance
Power failure
In the event of a power failure, the Fl Protect
opens automatically and connects the downstream piping
system to the hot water supply.
The protective function is then no longer given!
9.1
No display
If the Fl Protect does not display a status, make sure that
the power supply is working and that the power supply is plugged
in. If there is still no display, the system must be restarted.
Disconnect power supply and wait approx. 30 seconds.
Reconnect power supply unit
The status display shows the system restart.
Possible cause
A fault in the power supply has switched off the Fl
Protect. If this error occurs repeatedly, consult a qualified
technician.
