Reply To: Questions on a Johnson Pressure Tank rebuild

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July 1, 2019 at 7:46 am #178273
frankr
Participant

    Two types / three types. Not an issue here, but to explain, there were two types of plastic buttons. Early ones had two metal support disks riveted to the diaphragm. Those diaphragms are obsolete and are replaced by the latest type with no hole. The kit shown above updates the riveted one to the no-hole one..