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Thermo Fisher Scientific

Slow Acceleration

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Issue

Multifuge X4 Pro Centrifuge Series experiencing very slow acceleration

Environment

Multifuge X Pro-Megafuge ST Plus Centrifuge Series:

Laboratory Use Centrifuges In Vitro Diagnostic Centrifuges
Catalog No. Benchtop Centrifuge Catalog No. Benchtop Centrifuge
75009900 Multifuge X4 Pro 208-240 V ±10%, 50 / 60 Hz 75009500 Multifuge X4 Pro-MD 208-240 V ±10%, 50 / 60 Hz
75009901 Multifuge X4 Pro 120 V ±10%, 60 Hz 75009501 Multifuge X4 Pro-MD 120 V ±10%, 60 Hz
75009915 Multifuge X4R Pro 220-240 V ±10%, 50 Hz / 230 V ±10%, 60 Hz 75009515 Multifuge X4R Pro-MD 220-240 V ±10%, 50 Hz / 230 V ±10%, 60 Hz
75009815 Multifuge X4R Pro 220 V ±10%, 60 Hz 75009615 Multifuge X4R Pro-MD 220 V ±10%, 60 Hz
75009916 Multifuge X4R Pro 120 V ±10%, 60 Hz 75009516 Multifuge X4R Pro-MD 120 V ±10%, 60 Hz
75009903 Megafuge ST4 Plus 208-240 V ±10%, 50 / 60 Hz 75009503 Megafuge ST4 Plus-MD 208-240 V ±10%, 50 / 60 Hz
75009904 Megafuge ST4 Plus 120 V ±10%, 60 Hz 75009504 Megafuge ST4 Plus-MD 120 V ±10%, 60 Hz
75009918 Megafuge ST4R Plus 220-240 V ±10%, 50 Hz / 230 V ±10%, 60 Hz 75009518 Megafuge ST4R Plus-MD 220-240 V ±10%, 50 Hz / 230 V ±10%, 60 Hz

Resolution

Troubleshooting Tips:

  1. Is the rotor properly installed?
  2. Check wether you have selected the right bucket.
  3. Is it easy to turn the rotor when the lid is open?
  4. Does the rotor rub against the device?
  5. Restart the centrifuge.
  6. If the error message still shows, contact a service technician.