Mich. Admin. Code R. 408.4268 - Feedwater connections

Rule 268. Feedwater, make-up water, or water treatment shall be introduced into a boiler through the return piping system or through an independent feedwater connection which does not discharge against parts of the boiler exposed to direct radiant heat from the fire. Feedwater, make-up water, or water treatment shall not be introduced through openings or connections provided for inspection or cleaning, safety valve, safety-relief valve, surface or main blowoff, water column, water gauge glass, pressure gauge, or temperature gauge.

Notes

Mich. Admin. Code R. 408.4268
1979 AC

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