Cole Parmer POLYSTAT - Error Displays

6-1
Cole Palmer
Section 6 Troubleshooting
Error Displays
Error messages are cleared by pressing the enter key. Once the cause of the
error message is identied and corrected, to restart the unit press the enter
key again. If the message does not clear contact us.
FAULT:
HTC
HIGH TEMP. CUTOUT-
PRESS ENTER
Error Message (Typical)
Fault Displays
The heating element, pump and, if applicable, refrigeration shut down with a
fault. A fault also sounds the alarm, if enabled.
Message Action
High Fixed Temp.
unit's nonadjustable high temperature protection •
limit exceeded
check uid selection•
check environmental conditions•
High Temperature
adjustable high temperature protection limit •
exceeded
check limit setting•
check uid selection•
ensure unit has adequate ventilation•
High Temperature
Refrigeration
check voltage supply•
the refrigeration may need servicing•
HPC
High Press. Cutout
check for obstructions to air ow•
the refrigeration may need servicing•
HTC
High Temp. Cutout
high temperature protection limit exceeded•
check limit setting•
allow unit to cool down•
LLC
Low Level Cutout
reservoir uid level too low for safe operation•
check uid level•
check for leaks•
Low Fixed Temp.
unit's nonadjustable low temperature protection •
limit exceeded
check uid selection•