If The Ro 400 Stops Working; Trouble-Shooting Table - Electrolux RO 400 User Manual

IF THE RO 400 STOPS WORKING

Trouble-shooting table

To protect both the user and the appliance itself from incorrect use, the RO 400 has built-in
warning (alarm) devices which cause it to stop working under certain conditions. The table below
lists these warnings and their probable causes.
The indicator lights have three statuses:
SYMPTOMS
22
POSSIBLE CAUSE
Warning that filter blocked.
Warning of blockage in grid (i.e.
intake connection filter).
Warning of leakage/condensation
inside the base under the filter
containers.
The intake water pressure is too low,
i.e. less than 1.5 bar (150 kPa).
Warning that filter needs replacing.
Warning of reduced water quality.
Warning that the tap has been on for
more than 20 minutes without a
pause, and that the appliance has shut
down automatically as a result.
Warning that calibration has been
started, but not completed correctly
(probably because the tap has been
turned off before the full 10 minutes).
Warning of error in water quality
meter.
Light off
Light on
Light flashing
ACTION TO TAKE
• Check that there is nothing inside the filter
containers which could be blocking the flow.
• If necessary replace filter
• Check the grid. See the section "To clean the grid"
• Check that all connections are watertight.
• If there is water inside the base, wipe it dry (tilt
appliance forward if necessary).
• A booster pump to increase the pressure to the
RO 400 can solve this problem.
• Check all the factors which can affect water
pressure (water
extra/special filters).
• Replace filter . See "Replacing the filters".
• If the appliance is new and has never been
calibrated: calibrate the appliance.
• Restart the water purifier (by disconnecting then
reconnecting the electricity) so that the appliance
switches to flushing mode. Repeat this procedure
two or more times.
• Turn off the tap and leave the RO 400
undisturbed for at least 30 minutes.
• Restart the appliance by disconnecting and then
reconnecting the electricity.
After automatic flushing the RO 400 will be
ready for use again.
• Restart the appliance by disconnecting and then
reconnecting the electricity to start flushing mode.
Recalibrate the RO 400.
• Restart the appliance by disconnecting and then
reconnecting the electricity to start flushing mode.
Wait for two hours. Turn on the tap, wait for 2
minutes.
.
supply, plumbing, grid,