14
Problem
Possible Cause
Solution
High Total Dissolved
Solids (TDS) in the
Product Water (continued)
The Product Water and Drain
Water lines are reversed.
Correct plumbing.
No drain flow, Drain Restrictor is
clogged.
Clear or replace Drain Restrictor.
No drain flow, the drain orifice in
the Dispensing Faucet is plugged.
Clear or replace Dispensing Faucet.
The ASO Valve is not closing.
Repair or replace the ASO Valve
Components.
New In-Line or Activated Carbon
Prefilter not rinsed completely.
Flush with several full tanks of
Product Water.
The Feed Water TDS has
increased.
An increase in Feed Water TDS will
give a corresponding increase in
Product Water TDS.
Tastes and odors in the
Product Water
The In-Line or Activated Carbon
Prefilter is exhausted.
Replace Filters.
There is foreign matter in the
Holding Tank.
Clean, flush and sanitize the
system. Replace the filters.
The Product Water and Drain
Water lines are reversed.
Correct plumbing.
Dissolved gasses in the Feed
Water.
Pretreat Feed Water to remove
dissolved gasses.
Increase in Product Water TDS.
See high TDS in the Product Water
section.
Faucet leaks or drips
Leaks from base of the delivery
tube.
O
–ring is bad, replace O–ring.
Fitting leaks in general
Close the Feed Water Saddle Valve 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 retape with Teflon tape.
