Discussion Category:  Hot Plate Stirrers

Error E-3

Where are the "internal device temperature sensor" ? Is a transistor? Is a PTC, NTC?  Near processor (PIC16F874A) ?    The E-3 error does not go away... The internal temperature is normal !!!  I tried with freezing spray on all components, but the error not go away...

Claudiohase

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Claudiohase
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avatar placemarkReply by
Haantaro

Hi. 

Check the heating TRIAC 

TRIAC

https://i.imgur.com/5Npr9tWl.jpg

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avatar placemarkReply by
ypelaez3004

Hello,  could you solve the fail?

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avatar placemarkReply by
Thonny Mineiro
Hi, did you manage to solve it?
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