Inaccurate temp reading?

Discussion in 'Calibration, Help, and Troubleshooting' started by Truman123, Nov 24, 2016.

  1. Truman123

    Truman123 Active Member

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    When I heat my big box to 210 for pla I noticed that the extruder would grind on filament. When I took the temp with a infrared thermometer it says that the hotends is about 100. Whats wrong?
     

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