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  1. K

    Grundfoss circulation pump question

    Well water; brand new 3/4" jet pump factory set at 30psi/50 psi (230 v) on its own dedicated 20 amp line with 12/2 wire. Brand new 44 gal pressure tank ,all new fittings gauge etc...air set at 28psi .Everything seems fine toilets ,sinks dishwasher. My kid goes to take a shower half way through...
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