Specifications

M-Series Water Purification Machines
1238160 Rev. D 6 - 6 Troubleshooting
TROUBLESHOOTING GUIDE
Symptom Possible Causes Remedies
Excessive
pressure drop
[over 50 psig
(3.5 bar)] (high
primary
pressure – low
final pressure)
Water flowing
when machine
is turned off
Restricted flow after pump
outlet
Telescoped sepralator covering
sepralator housing outlet port
Severely fouled or dirty
sepralators
Inlet solenoid valve not
cleaning or sealing properly
Check for blockage of the
concentrate flow at the inlets
and outlets of the sepralator
housings.
Ensure that the anti-
telescoping devise(ATD) is
located properly on the
sepralator.
Flush the machine, then clean
it with detergent.
Clean or replace the valve.
Clean the sepralators with
detergent immediately. Water
must not pass through the
inlet when the machine is off.