If you see below “Error codes”, turn off the power. Restart after having the
unit rest enough.
Hotplate & Magenetic Stirrer 7-3
Thermo Scientific
Section 7
Maintenance
Error Messages
Error code
Cause
Effect
ERRO NO 1
Related to Heater system
if Top plate is overheated
Heater off
ERRO NO 2
if sensor detects a sudden temperature
changes
Heater off
ERRO NO 3
if PCB is overheated
Heater off
ERRO NO 4
if sensor is not connected correctly
Heater off
ERRO NO 5
if temperature difference has arisen
between two sensors
Heater off
ERRO NO 6
Related to temperature
probe
if temperature probe is in the air
Heater off
ERRO NO 7
temperature probe is not soaked enough
into media
Heater off