5-3 Masterflex
®
I/P
®
MasterSense™ Process Drives
Section 5: Service & Maintenance
Masterflex
TROUBLESHOOTING
For further assistance, or for issues that cannot be resolved, see "Technical Assistance" on page 5-8.
Symptom Cause Remedy
Motor does not rotate.
Display does not light.
No power. 1. Check that the power cord is securely plugged into the drive.
2. Check that the power cord is plugged into the mains power
outlet and that the power is switched on.
3. Check the power cord for any visible signs of damage and
replace if defective.
Pump does not rotate
during analog operation.
The display does not light
up during analog opera-
tion.
Defective analog control
or setting error.
1. Switch the pump drive off.
2. Check that the
31-Pin connection cable is fully inserted into
the drive's port.
3. Switch on the pump drive.
4. If the motor still does not rotate, select ANALOG INPUT from
the Mode Selection Screen and/or the Settings Screen and verify
that the settings are correct.
5. For further information see "Analog Input" on page 3-14.
Weak calibration strength
displayed on the calibra-
tion strength bar.
Poor calibration volume
and/or flow rate.
Calibration accuracy can be improved by using a larger calibra-
tion volume and/or altering the flow rate.
Touchscreen unrespon-
sive.
Wearing thick latex
gloves can make the
screen less responsive.
Remove gloves before using the touchscreen. NOTE: Consult
your company or laboratory safety guidelines before removing
any personal protective equipment.
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