Problem
Possible Cause
Solution
No drain flow, drain restrictor is
clogged.
Clear or replace drain restrictor.
No drain flow, the drain orifice in
the air gap faucet is plugged.
Clear or replace air gap faucet.
The A.S.O. valve is not closing.
Repair or replace the A.S.O.
valve components.
New activated carbon post filter
not rinsed completely.
Flush with several full tanks of
product water.
High total dissolved solids
(T.D.S.) in theproduct water
(continued)
The feed water T.D.S. has
increased.
An increase in feed water T.D.S.
will give a corresponding
increase in product water T.D.S.
The activated carbon post filter is
exhausted.
Replace post filter.
There is foreign matter in the
holding tank.
Clean, flush and sanitize the
system. Replace the filters.
The product water and waste
water lines are reversed.
Correct plumbing.
Dissolved gasses in the feed
water.
Pre-treat feed water to remove
dissolved gasses.
Tastes and odors in the Product
water.
Increase in product water T.D.S.
See high T.D.S. in the product
water section/
Clean air gap.
Air gap is blocked.
Rinse with vinegar for removal of
calcium buildup.
Drain tubing is clogged.
Clear tubing.
Drain clamp hole is misaligned.
Align with hole in the drain pipe.
Drain water overflows at the air
gap faucet.
Excessive drain flow rate.
Replace drain restrictor.
Adjust faucet by turning the tee
bar jut below handle to provide a
small amount of free play in
handle when shut off.
Leaks from spout.
O-rings are bad, repair or replace
faucet.
Leaks from base of the delivery
tube.
O-ring is bad, replace O-ring.
Faucet leaks or drips.
Leaks from beneat the handle.
O-rings are bad. Repair or
replace the faucet.
Fitting leaks in general.
Close the Saddle Valve (feed water) and relieve pressure before
disconnecting any tubing or replacing any fitting. Before replacing a
fitting, re-cut the tubing and re-insert into the fitting to see if that
solves the leak. If pipe threads are leaking, remove and re-tape with
teflon tape.
Summary of Contents for RO-25T
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