IMO I would check to see if there is a potential difference between the machine live and then casing to the extraneous metalwork. I would then deal with that homemade pig-tail.Looks as though some level of bonding is already in place. One turn is probably enough.
IMO I would check to see if there is a potential difference between the machine live and then casing to the extraneous metalwork. I would then deal with that homemade pig-tail.Looks as though some level of bonding is already in place. One turn is probably enough.