23
SYMPTOM
11. The rejection never stops.
12. Appliance starts sporadically,
without consuming water.
13. Osmosis does not start.
14. Appliance constantly
stops and starts.
15. The pump works but
generates no pressure.
CAUSE
Electro in-let valve dirty or deteriorated.
Excess feed pressure.
Tank has little air.
Deteriorated check valve.
Maximum pressure switch badly regulated or broken.
Wash valve open.
Stop valve in bad condition.
Leak somewhere in the product or tap.
Excessive feed pressure.
There is no water supply.
There is no electric current.
Electro-valve not in good condition.
Very low feed pressure.
(lower than 0.75 bar).
Minimum switch in bad condition.
Electro-valve coil in bad condition.
Short circuit in a component or in the wiring.
Diaphragm in bad condition.
Transformer in bad condition.
SOLUTION
Check if rejection stops with the reverse osmosis
system unplugged. Should it not, clean or substitute.
Put in a pressure regulator.
Check that there is 0.5 Kg/cm
2
or 7 PSI air pressure
with an empty tank.
Substitute.
Check regulation and where applicable substitute.
Clean if dirty.
If in bad condition substitute it.
Substitute.
Repair product or substitute the tap.
Put in feed pressure gauge.
Check the general stopcock and
the system feed.
Check general electricity supply.
Check the tension at the exit of the
Transformer and change if necessary.
Check the electric wiring.
Check the condition of and proper
Connection of the switches.
Electro-valve punctured or coil burnt. Replace it.
Jump low pressure switch.
Substitute it.
Substitute it.
Find it, repair and/or substitute it.
Substitute the diaphragm or change completely.
Check and substitute.
9. Identification guide and problem resolution
Summary of Contents for PROLINE PLUS
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