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Refrigerators

SIAM HSI cc30b refrigerator platelet failure - Does not start

alecastro2007
hace 6 años
hace 6 años
[img] https://adjuntos.yoreparo.com/imagen_post/0005/08/7fe633680a627a6276aaaaaaaaaaaa img] Hello good day to everyone, trying to revive a Siam HSI cc30b refrigerator, it came "DISCARDED" because by the client's sayings, this refrigerator passed through inexperienced hands that only aggravated the main problem of the same, after fighting I could revive the cold stage, now I have the electronic part, the plate turns on, the temperature sensor works in the correct ranges, the problem I have is that it does not operate the relay that should start the engine, the engine is working properly, and that I connect it by bridging the relay and it works (obviously it does not cut) the relay was tested with 24 volt direct and works without problem, the problem is that from the board the 24 volt that the relay needs to be activated does not come out, I have very basic knowledge in electronic, but if they tell me what to measure and where, I can do it without any problem, the board has a PIC16, I already checked capacitors, diodes and resistors and everything works well for me, the easiest thing would be to change the board, but I want to try to fix this so that to put another expense to the client, I hope you can help me, I could not find diagrams on this plate
Clima Bueno
Clima Bueno
3.681
hace 6 años
hace 6 años
Pass it to Naloga with a timer and you take away the electronic problem. Regards
alecastro2007
hace 6 años

I appreciate your response, but if I am asking for help, it is because I want to try to fix the platelet, doing that kind of modification is not REPAIR. and the idea is to REPAIR, not destroy or modify

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Clima Bueno
Clima Bueno
3.681
hace 6 años

Good luck in your REPAIR. Regards

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Fermin 007
Fermin 007
57.307
hace 6 años
hace 6 años
I leave this video to give you an idea of what a PIC is, you can reset knowing what are the legs to do the reset: https://www.youtube.com/watch?v=pgUAigz_UXo good luck with that, regards
alecastro2007
hace 6 años

Thank you! I have been able to repair the board, the problem was in the BC7-25 transistor that commands the motor relay, replace it with a BC 337 and it came out! Thank you very much!

Responder
Fermin 007
Fermin 007
57.307
hace 6 años

Well, colleague Castro, who was not the microprocessor and thanks for sharing the solution, regards

Responder
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