Troubleshooting Guide
7-1
7
7.1 Display Error Messages
Error Message Problem Solution
CAL OVERFLOW! While calibrating, you 1. Repeatedly press the
have allowed the motor CALIBRATE key until
to run at a high RPM the message “Prime or
setting for a very long START?” appears.
time, or you have entered
a total volume that would
result in an inappropriate
calibration factor.
Calibration FAIL Your attempt to calibrate 1. Repeatedly press the
was unsuccessful. CALIBRATE key until
the message “Prime or
START?” appears.
2. Repeat calibration but only
allow the motor to run for a
minute or two.
NOTE: Make sure that you
measure the volume of the
dispensed fluid accurately.
Illegal Op Code A
A
The line voltage may 1. Use a multimeter to measure
be bad. the line voltage used by the
pump motor.
2. Compare the voltage rating
on the unit’s label (on the back
of the pump motor) with the
line voltage to make sure that
you are using the correct volt-
age. The pump motor
requires line voltages of 90 to
130 Vac (for 115 Vac units)
or 190 to 260 Vac (for 220
Vac units).
2. Repeat calibration but only
allow the pump to run for a
minute or two. NOTE: Make
sure that you measure the
volume of the dispensed fluid
accurately.