TROUBLESHOOTING
Chapter 7 TROUBLESHOOTING
PROBLEM POSSIBLE CAUSES WHAT TO DO
The Display screen is blank.
The power cord is not
plugged in.
No source of electrical
power.
Main Power Fuse is blown.
¾ Check that the power cord
is plugged in.
¾ Check the source of
electrical power.
¾ Contact Millipore.
Low water flow or no water flow
when the Dispensing Button is
pressed.
Millipak Filter is air locked.
Final Filter is clogged.
¾ Vent all air from the
Millipak Filter.
¾ Replace the Final Filter, see
Section 6-3 How to
Replace the Final Filter.
AUTO-DISPENSING mode is
not accurate.
The Product Water flowrate
is not calibrated.
The Final Filter is clogged
or airlocked.
¾ Calibrate the Product
Water flowrate. See
Section 4-9 How to
Calibrate the Flowrate from
the Synergy.
¾ Replace the Final Filter.
The last Product resistivity value
is not displayed when you press
the “-“ button in PRE OPERATE
mode.
A measurement was not
made during DISPENSING
mode or during
recirculation.
The value is out of
measurement range.
¾ Dispense or recirculate
water manually to start a
Product resistivity reading
again.
The SynergyPak lifetime is
exhausted.
The Product resistivity is less
than the Resistivity Setpoint
set in menu option C02.
¾ Replace the SynergyPak.
See
Section 6-2 How to
Replace the SynergyPak.
- 40 -