Mitsubishi Electric PUHZ-SHW80VHA Service Manual page 37

C h ec k c ode A b normal p oint and detec tion meth od
O v erv oltage error
U nderv oltage error
I np ut c urrent sensor error/
L 1 - p h ase op en error
A b normal p ower sy nc h ronous
signal
OCH526C
C ase
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Judgment and ac tion
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