Copeland Comfort Control (Alco) 064289 Expansion Valve 30067439-890 Constructed from heavy-duty alloy to
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Description
Copeland Comfort Control (Alco) 064289 Expansion Valve 30067439 890 Constructed from heavy duty alloy to Constructed from heavy duty alloy to resist permanent set and maintain pressure accuracy across varying ambient temperatures from 20°F to 150°F reading 70°F when it is 30°F outside) will cause the boiler to under fire or over fire based on an incorrect curve