how do you pressure test a used cast iron hot water radiator prior to installing. The radiator manufacturer is American Radiator. It is an upright radiator made up of 20 segments, total o.a. 10" wide x 20'' high x 54" long and was manufactered in early 1900. Water connections are at each end on the lowest point of the heater and are bled at the top on one end.
gage port at high bleed port,plug one end,fit other end with hose with proper fittings and shut off. then pressure to same as boiler rating,shut off water and valve,keep eye on gage and drips,good to flush out rad. first .
old guy
November 2008
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