Posted January 2, 20205 yr I have 1 x 335 w Canadian panel that has some burning damaging any idea what caused this
January 2, 20205 yr 48 minutes ago, Johanba said: any idea what caused this Seems like something has struck your panel, or it got damaged during installation, the cracks might have allowed moisture and dirt to enter the panel, creating some extra pathways for the current to flow, resulting in the damage you currently see.
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