BWT THERO 90PRO - Troubleshooting Common Errors; Troubleshooting App Screen Errors

11
EN
4.2 Trouble shooting
App screen Error Cause Remedy
leakage
Water leak inside the
device
Inlet valve closes auto-
matically.
Leak or condensation
inside the device
Disconnect device
from electricity and
water supply
Check pump and
pipes, dry leak sensor
pump
fault
Pump motor no longer
working
Motor overheating pro-
tection triggered
The device will restart
automatically when
the motor has cooled
down.
If this error appears
after initial installation
and does not disap-
pear, please check the
electricity supply to
the booster pump.
no
water
Pump motor no longer
working
No or insufficient raw
water input
Check pre-filter for
blockage and replace
if necessary
Check check valves,
open if necessary, and
check flow pressure
(RO
working range: 1 to 4 bar)
Inlet water pressure
too low
Install pressure booster
if necessary
faucet
dripping
There is dripping on
the water pipe or the
tap is dripping
Faucet is not com-
pletely closed or per-
meate line is leaking.
Faucet is not com-
pletely closed or
permeate line is
leaking.