FH100 Precision Variable-Speed Peristaltic Pump System Operating Manual 5-1Cole-Parmer
Section 5 Troubleshooting
Symptom Remedy
Unit will not turn on Verify that the unit is plugged into a functioning outlet.
Verify that the power cord is firmly attached to the unit.
Verify that the fuse for the incoming voltage is not
blown (located in the slot next to the power cord).
Verify that the pump head door is securely shut.
Check the tubing. Tubing should be snug, but not tight,
against the rollers.
Verify that the mode EXT/INT is set correctly.
Error XX is displayed on the screen Err's 3 & 7, check pump for obstructions, all other Errs
return unit for repair.
Unit will turn on but display would Verify that the incoming voltage meets the required
dim and pump will not spin minimum of 90Vrms.
Unit vibrates excessively when Check that the tubing was loaded properly.
pump is running
Troubleshooting Chart
Unit will turn on
but pump will not spin
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