6
Troubleshooting
Troubleshooting by User
Thermo Scientific
Heraeus Pico 17 / 21
6-5
E-33
Rotor stops with deceleration to standstill.
Overpressure in the refrigeration unit
1. Wait 15 minutes before switching off the centrifuge.
The fan will operate at maximum power in order to reduce the
overpressure.
2. Check the draft at the back of the centrifuge if you cannot
here the fan.
If you do not feel any draft:
1. Turn instrument off and unplug mains power cord.
2. Check and clean the venting slots if necessary and
respectively the filter unit of the cooled centrifuge.
3. After approx. 30 minutes you can restart the instrument.
Observe the maximum permissible environmental temperature.
If the message appears again, inform a service technician.
E-36
Rotor stops with deceleration to standstill.
The centrifuge cannot be operated.
Over-current or over-voltage, the brake resistance the hot.
After approx. 60 minutes you can restart the instrument.
Switch the instrument off and on again.
If the message appears again, inform a service technician.
E-39
Rotor stops with deceleration to standstill.
The centrifuge cannot be operated.
Error in speed entry.
Switch the instrument off and on again.
If the message appears again, inform a service technician.
E-41 - E-56
Rotor stops with deceleration to standstill.
The centrifuge cannot be operated.
Internal program error
Switch the instrument off and on again.
If the message appears again, inform a service technician.
E-60
Rotor stops with deceleration to standstill.
Under-temperature in the centrifuge chamber.
1.
Stop the centrifugation run.
2.
Open the centrifuge door and defrost the chamber.
Never touch the chamber directly with your hands – you
may
freeze up.
3.
After approx. 60 minutes you can restart the instrument.
Observe the maximum permissible ambient temperature.
4.
If a strong ice sheet is present in the internal chamber, be
sure to remove all condensate after defrosting.
If the message appears again, inform a service technician.
E-63
Rotor stops with deceleration to standstill.
The centrifuge cannot be operated.
Temperature measurement error
Switch the instrument off and on again.
If the message appears again, inform a service technician.
E-64
The cooling system could not be started.
Power supply undervoltage
Check the power supply and contact you supplier if necessary.
The message
LINE
appears in the display.
E-65
Rotor stops with deceleration to standstill.
The centrifuge cannot be operated.
Temperature measurement error
Switch the instrument off and on again.
If the message appears again, inform a service technician.
Failure message
Problem with centrifuge
Possible causes and cures
Summary of Contents for Heraeus Pico 17
Page 30: ...4 10 Heraeus Pico 17 21 Thermo Scientific 4 Operation ...
Page 51: ......
