18
SECTION VII. TROUBLE SHOOTING GUIDE
Problem Possible Cause So lu tion
Open Valve or unclog.
Replace Modules.
Feed Water pressure must be above
40 psig.
See Feed Water operating limits.
Correct cause of fouling, replace
Membrane.
Replace Post Filter.
Empty water from Holding Tank,
and with the faucet open, adjust air
pressure to 5–7 psig (35–48 kPa) range.
Replace tank.
Open Valve.
Clear or replace Drain Restrictor.
Clear or replace the Air Gap Faucet.
Free check.
Replace ASO Valve components.
Replace Post Filter.
Empty water from Holding Tank and
with the faucet open, adjust the air
pressure to 5–7 psig (35–48 kPa) range.
Check for leakage at the Air Valve
Stem.
Open Valve.
Repair or replace Dispensing Fau cet.
Allow Holding Tank to refi ll (adding
a second Holding Tank will increase
storage capacity).
See Low Quantity of Product Water
from Holding Tank section above.
Replace Modules.
Feed Water Pressure must be above
40 psig.
Check Feed Water Saddle Valve.
Check O–ring.
Check the brine seal.
If Membrane life is unusually short,
fi nd and correct the problem.
Replace Membrane.
Feed Water Saddle Valve is plugged or
closed.
Clogged Sediment/Carbon Module or
Activated Carbon Module.
Low water pressure.
R.O. Membrane is fouled.
Plugged In–Line Activated Carbon
Post Filter.
Air precharge pressure in Holding
Tank is too high.
Air precharge is too low
Air bladder in the Holding Tank is
rup tured.
Holding Tank Valve is closed.
No drain fl ow, the Drain Restrictor
is plugged.
No drain fl ow, the drain orifi ce in the
Air Gap Faucet is plugged.
The Check Valve is stuck.
The ASO Valve is malfunctioning.
In–Line Activated Carbon Post Filter
is plugged.
Air precharge in the Holding Tank is
too low.
Holding Tank Valve is partially
closed.
The dispensing Faucet is out of
adjustment or faulty.
Heavy water use, Holding Tank is
depleted.
Low Water Production.
Clogged Sediment/Carbon Module or
Activated Carbon Module.
Low Water Pressure.
R.O. Membrane O–ring is crimped.
R.O. Membrane brine seal is not
sealing up into the manifold head.
R.O. Membrane is expended.
Low quantity of Product Water
from Holding Tank
Low pressure at the Dispensing
Faucet
High Total Dissolved Solids (TDS)
in the Product Water
Summary of Contents for ECLIPSE WRO-35
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