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Sunsynk Fault Codes

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W04

Can someone help with the error code W04 meter_Comm_Fail

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davewills650
May 14, 2023

I had this error code while I was installing the sunsynk mod on the blog for ct clamps where cable is longer than 10m from ct clamp to inverter after i disconnected the ct clamp from meter, so you need to check the ct clamp wiring to the inverter is all ok

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