Use and Care Manual

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www.AQUASUREUSA.com
818 N Mountain Ave #203c, Upland, CA 91786 | 800.661.0680 | [e-mail]
IMPORTANT! Please shut off cold water supply valve to the system if the system is
malfunctioning or leaking and contact our support department immediately!
For any system troubleshooting, feel free to contact our support department at
1-800-661-0680 during our business hour of Monday - Friday from 8:30 am ~ 5:30
pm PDT. You can also e-mail us at [e-mail] or visit us on the web
at http://www.aquasureusa.com/support for all the latest update and support.
SYSTEM TROUBLESHOOTING
CAUSE: CORRECTION:
A Feed water valve is plugged Open valve or unclog the valve
B Sediment/Carbon pre-lters or carbon post lter
is clogged
Replace the lters
C Low incoming water pressure Incoming water pressure must be above the
recommended psi level. Install a booster pump or
permeate pump if water pressure is lower than the
recommended level.
D Reverse osmosis membrane is fouled Make sure incoming water pressure is within
operating limits. Make sure drain line is not clogged
and replace the membrane.
E Air pressure in holding tank is incorrect Empty water from holding tank. Air pressure in valve
stem should be between 5-10 psi.
F Air bladder in holding tank is ruptured. Replace the holding tank
G Holding tank valve is closed Open valve
H No water to drain. Drain ow restrictor is
clogged
Replace the drain ow restrictor.
I Check valve on RO membrane housing is stuck Replace the check valve.
J The automatic shut-off valve is malfunctioning. Replace automatic shut-off valve.
1. Not enough water from holding tank
CAUSE: CORRECTION:
A Carbon post lter is exhausted. Replace the lters
B There is foreign matter in holding tank. Clean, ush and sanitize the holding tank. Replace
lters.
C Product water and drain water lines are
reversed.
Correct plumbing
D Dissolved gases in feed water. Pre-treat feed water to remove gases
E Increase in product water TDS. See “Product water is high in total dissolved solids”
for troubleshoot.
2. Taste and odors in product water