Troubleshooting - Pentek FreshPoint U440 Service Manual

Problem
1.System controller does not have
power.
2. There is no product water flow to
the house.
3. There is low flow or pressure
available.
4. System is flushing continuously.
5. System is not flushing.
6. Meter is not reading flow.
Possible Cause
A. The system is not plugged
in.
A. Bypass valves are not in the
correct positions to allow water
flow to the house, or supply
water is unavailable.
B. Cartridge in prefilter is
plugged.
C. FreshPoint™ membrane is
fouled.
A. FreshPoint™ is flushing.
B. Unit is not flushing
frequently enough.
C. Inlet water pressure is too
low.
D. Cartridge in prefilter is
plugged.
E. FreshPoint™ membrane is
fouled.
F. Incoming water temperature
is too low.
A. Drain solenoid valve is stuck
open.
B. System controller circuit
board is sending flush signal
continuously.
A. The system is not plugged
in.
B. Drain solenoid valve is stuck
closed.
C. Meter is not reading flow.
D. System controller circuit
board is not sending flush
signal.
A. Meter cable is not secured
to meter body.
B. Meter or controller are
malfunctioning.

Troubleshooting

Correction
A. Plug the system controller in.
A. Restore supply flow to the system.
B. Replace or clean the filter cartridge.
C. Contact your FreshPoint™ dealer for
service.
A. Wait for flush to end. If desired, have
a pressure tank installed after system
to maintain pressure during flush. If
flushing continuously, see #4 below.
B. Decrease the volume between
flushes, and/or increase the flush time.
C. Boost the inlet water pressure.
D. Replace or clean the filter cartridge.
E. Contract your FreshPoint™ dealer for
service.
F. Contact your FreshPoint™ dealer for
options to compensate for low water
temperature.
A. Replace the drain solenoid valve.
B. Contact your FreshPoint™ dealer for
service.
A. Plug the system controller in.
B. Replace the solenoid valve.
C. Check the connection of meter cable
to meter, secure if necessary.
D. Contact your FreshPoint™ dealer for
service.
A. Check the connection of meter cable
to meter, and secure if necessary.
B. Contract your FreshPoint™ dealer for
service.
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