hotend fan no move!!!

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jctk
Posts: 3
Joined: Wed Feb 27, 2019 7:54 pm

hotend fan no move!!!

Post by jctk » Tue Jun 25, 2019 11:05 pm

My hotend fan dont work anymore, i change the fan without any resolt, a try change the extruder Extension Board too, but dont work!! What i can do now?

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William
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Posts: 6340
Joined: Tue Jun 07, 2016 9:38 am

Re: hotend fan no move!!!

Post by William » Wed Jun 26, 2019 9:33 am

Hi,jctk, if you have a multimeter, you can try to measure this voltage, power is 0-5V, 0v when not powered.
v3 PWM电压.jpg
v3 PWM电压.jpg (673.58 KiB) Viewed 17901 times
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