Condair RO Série Guide Rapide page 12

6 Troubleshooting
Fault indication
RO not starting
No pure water pro-
duction / no visible
drain water
RO starts over re-
peatedly
Permeate quality
decreases
Permeate flow de-
creases
(below 5.3 gal/h)
12
Troubleshooting
Cause of the problem Indication
Lights off on RO
Power off Detected by humidifier – low
water pressure
No water
Status of RO = "0"
Too low water pressure
Detected by humidifier – low
High/low pressure
water pressure
switch damaged
No drain/pure water on RO.
Inlet valve failed to
Detected by humidifier – low
open or clogged
water pressure
Check valve blocked. No pure water, only drain
water on RO.
Detected by humidifier – low
Check valve defect.
water pressure
Very little pure water on RO.
RO membrane clogged
Detected by humidifier – low
or scaled
water pressure
Detected during optical
Flow-through / pres- inspection of RO. Detected by
sure tank defect humidifier – low water pres-
sure.
Insufficient water production.
System loses pressure
Detected by humidifier – low
(possible leak)
water pressure.
Insufficient water production.
High pressure switch
Detected by humidifier – low
defect
water pressure.
TDS meter in RO display will
indicate a value >30. Detected
Membrane defect
by humidifier – filter exhaust-
ed.
Membrane scaled or Detected by humidifier – low
clogged water pressure.
Resolution
Plug power.
Check power supply.
Check inlet valve.
Check raw water pressure.
Switch needs replacement.
Call Condair support.
Inlet valve needs replace-
ment. Call Condair support.
Check valve needs replace-
ment. Call Condair support.
Replace RO membrane,
check incoming water quality
and drain valve.
Replace tank.
Call Condair support. Locate
leak and replace defect
part(s).
Switch needs replacement.
Call Condair support.
Replace membrane.