Skip to main content
Thermo Fisher Scientific

Overtemperature Protection Activated

Issue 

The controller of the unit has activated overtemperature protection and switched to emergency control mode; the main menu is overlaid by a flashing warning triangle and the pertinent icon.

Environment

  • Heracell VIOS 160i
  • Heracell VIOS 250i

Resolution

Displaying the cause of an error
  • Press anywhere on the touchscreen. 
  • The Error dialog box appears and the detected error is displayed.
  • The audible alarm is switched off.
Exiting the error display
  1. Press the End key [3].
  2. The error message disappears. The temperature display field is displayed with a red bounding box.
Resetting the error message
  1. Turn the device off.
  2. Open the door and allow the workspace to cool down.
  3. Turn the device on.

NOTE:
When overtemperature protection kicks back in even though possible causes (see error log) have been remedied, shut down the unit and call technical field service. 


Figure 1: Emergency control mode display

Figure 2: Error dialog box

For more information, refer to the Heracell VIOS 160i/250i User Manual.

 

 

  • Was this article helpful?