Troubleshooting
75
Error message
Symptoms
Possible causes and corrective measures
E-19
Self-test after switching
on the centrifuge.
Incorrect NV-RAM or key panel
E-22
Self-test after switching
on the centrifuge.
NV-RAM parameter does not fit the processor
E-23
Rotor stops without de-
Mains voltage too low.
Excessive pressure in the refrigeration unit, or motor over-
heated.
1. Turn instrument off and pull mains plug.
2. Check and clean ventilation slots if necessary.
3. After about 60 min you can restart the instrument.
If the error persists, contact customer service.
celeration to standstill or
does not start.
.
E-24
Self-test after switching
on the centrifuge.
NV-RAM 2 missing
Summary of Contents for Cryofuge 5500i GMP
Page 16: ...Description of the Cryofuge 12 Notes ...
Page 20: ...Before the use 16 Notes ...
Page 70: ...Maintenance and care 66 ...
Page 99: ...Appendix 95 ...
Page 107: ...Appendix 103 ...
Page 113: ......