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Temperature is very unstable
Posted: Sat May 16, 2020 10:32 pm
by toxic
Extruder and bed temperature is very unstable. Even if extruder and bed are cold the temperature is changing +-2.5 degree. It is not normal.
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Re: Temperature is very unstable
Posted: Mon May 18, 2020 10:19 am
by William
Hi，maybe you should adjust the PID, you can refer to this:
https://reprap.org/wiki/PID_Tuning
Re: Temperature is very unstable
Posted: Tue May 19, 2020 2:11 am
by toxic
I already did it, many times, it doesn't help.
Re: Temperature is very unstable
Posted: Tue May 19, 2020 10:09 am
by William
Hi，you can pull the thermistor out of heater block to check whether the rubber tube covers the thermistor itself.