Section 6
Troubleshooting
Magnetic Stirrer
6-1
Thermo Scientific
Electrical Trouble
Causes
Solution
The unit does not turn on
Incorrect electric power
Compare power source and voltage on
the ID plate and make sure they are
the same. ID plate is found on the back
of unit.
Power failure or circuit breaker
shuts down
Find out the causes of power failure
and recovery in case of circuit breaker
shuts down.
Main plug not seated properly.
Check the electrical cord connection
at the unit to ensure it is fully seated.
Socket / plug / main power line
might be cut
If the socket / plug / main power line
are cut, request service.
Reagents spill into the unit, and
break the circuit inside the unit
Request service.
Room circuit breaker trips
often when the unit is
turned on or running
Too many plugs connect at the
same time
1. Check the circuit breaker size along
with the voltage and current supplied
to it.
2. Check that several similar units are
inserted together, if so, you should not
use overly.
VFD display does not
illuminate
Power interruption
Check for power interruption
Main plug is not inserted
correctly
Check electrical cord connection at
the unit to ensure it is fully seated.
Button doesn’t work
Power interruption
Check for power interruption
Button switch has damage
Request service.
