Original Instructions Rev.1.0 User Manual – Isa 26/ 42
Error Messages, Troubleshooting, Option-Diagnostics
Buckets don't swing freely.
Clean the rotor trunions and corresponding
areas on buckets. Apply a thin film of
supplied grease on these locations. Cf. §
5.1.3 Rotor & Accessories.
The rotor buckets are not loaded
symmetrically.
Wait until complete stop.
Open the lid.
Load the buckets as shown in manual.
Start a new cycle.
The centrifuge is installed on an uneven
bench.
Install the centrifuge on a flat bench/table, as
described in manual.
The imbalance detector is not well calibrated.
Contact a Certified Technician.
The temperature in the bowl is higher than 43
°C; the room temperature is too high.
Wait until complete stop.
Turn the AC or Ventilation system on to
obtain an ideal ambient temperature as
described in manual.
The temperature set in the program is not
adapted.
The settings for speed / temperature are not
compatible with a normal utilization.
The temperature of the samples is too high.
Make sure the samples can be cooled to
down to a temperature between 4 °C and 37
°C during 1 hour
The refrigeration doesn’t work.
Contact a Certified Technician.
The temperature probe is malfunctioning.
Contact a Certified Technician.
The motor temperature is too high.
A « no-brakes » stop is occurring.
Wait 30 minutes before opening the lid.
Turn the AC or Ventilation system on to
obtain an ideal ambient temperature as
described in manual.
The centrifuge is being used too intensively
(ventilated model).
Let the centrifuge cool down between cycles.
The motor has been damaged
Contact a Certified Technician.
The temperature sensor on the motor has a
bad connection.
Contact a Certified Technician.
MICROCONTACT
NOT SEEN - OPEN
The micro contact doesn’t work.
The connection of the micro contact is not
good.
The locking device is mechanically blocked.
The micro contact was seen as closed when it
should have been seen as open when the lid
opened.
Contact a Certified Technician.
POWER BOARD
SECURITY DEFAULT
The power board is working improperly.
Contact a Certified Technician.
The connection to this board parts is not good.
Contact a Certified Technician to check (P1,
P3, P4, P5 pins).
No speed measurement within 5s after the
start of the centrifuge The speed sensor is
defective.
The speed sensor or the connection of these
elements is defective
Contact an authorized technician.
The speed sensor is working improperly.
The power board with tachometer /
accelerometer is working improperly.
The connection to these parts is not good.
The speed signal was lost during rotation.
Major error, the centrifuge will stop.
Speed control device is working improperly.
The speed measured is higher than the
maximum speed allowed for this rotor.
Check the rotor is compatible with set speed.
Contact a Certified Technician.
Microcontroller
board default
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