150
Moderate
Formlabs · Professional Resin 3D Printers
Heater Failure - Resin Temperature Control System Not Functioning
Quick Answer
Error code 150 on your Formlabs Professional Resin 3D Printers means: Heater Failure - Resin Temperature Control System Not Functioning. This is usually fixable — see the step-by-step guide below.
Likely Causes
How to Fix It
1
Check the current temperature reading on the touchscreen; if it reads 0C or an unchanging value, the sensor may be at fault
2
Run the heater diagnostic from Settings > Diagnostics > Temperature Test
3
Monitor the temperature over several minutes to see if it is rising at all or remaining flat
4
Contact Formlabs support with the diagnostic report, as heater replacement requires professional service
5
As a temporary workaround, ensure the ambient temperature is at least 18-25C to allow printing without the heater (print quality may be affected)
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Replacement heater assembly (Formlabs service part)
Temperature sensor replacement (Formlabs service part)
Professional service from Formlabs (heater system is not user-serviceable)
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