10
troubleSHootIng guIde
Problem
Possible cause
remedy
Insufficient product water
1.
during normal operating
periods.
a. Pre-filtration system restriction.
Check pre-filtration system and/or replace pre-
a.
filter cartridge(s).
SR cartridge plugged.
b.
Replace SR cartridge.
b.
RO cartridge plugged.
c.
Replace RO cartridge.
c.
Insufficient system inlet pressure.
d.
Check/repair booster pump and inlet line.
d.
e. Incorrect storage tank pre-charge.
e. Empty water in storage tank. Check pre-charge
pressure. Adjust to 30 psi. Presence of water
at Schrader valve indicates failed bladder -
Replace bladder or tank.
Insufficient product water
2.
volume during peak periods.
Refer to problem 1.
a.
Refer to problem 1.
a.
System rated output low for application.
b.
Verify system output. If output is within
b.
specification, increase output if applicable.
System storage capacity low.
c.
Increase storage capacity if applicable.
c.
Low quality RO water.
3.
Refer to problem 1.
a.
Refer to problem 1.
a.
RO cartridge failure.
b.
Replace RO cartridge.
b.
Low water pressure at water
4.
using equipment.
Tubing/piping run to equipment restrictive.
a.
Increase tubing/piping diameter. Refer
a.
to "System Installation" section for
recommendations.
Incorrect storage tank pre-charge.
b.
Empty water in storage tank. Check pre-charge
b.
pressure. Adjust to 30 psi. Presence of water
at Schrader valve indicates failed bladder -
Replace bladder or tank.
Objectionable product water
5.
odor.
Pre-filtration cartridge(s) exhausted.
a.
Replace pre-filtration cartridge(s).
a.
Storage tank requires disinfection.
b.
Disinfect storage tank.
b.
Wastewater flow too low or
6.
decreases over time.
Drain line restricted.
a.
Check/correct any restrictions in drain line
a.
tubing. Make sure to allow an air gap at the
drain. Disconnect reject line at quick connect
fitting and inspect for obstruction or damage.
Remove obstruction. Replace if required.
Insufficient system inlet pressure.
b.
Check/repair booster pump and inlet line.
b.