Error code
Toshiba lokomotif kontrol sistemi All models code E20
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Meaning
One or more systems connected on network during self-addressing procedure. Detected at outdoor. Likely cause if condenser PCB displays sub code 01=multiple outdoor systems connected on U3/U4 network, miss-wiring or central control relay connecter in-place. If sub code reads 02=indoor units from other line connected, miss-wiring or central control relay connecter in-place. Retrieve fault sub-code from condenser interface PCB by placing rotary dials to position 1 / 1 / 1 for diagnosis
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Address of this page: https://www.remfixit.com/tr/toshibalokomotifkontrolsistemi/tum-modeller/e20