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Grand
Mar 6, 2007, 06:55 AM
My furnace is about 15 yrs old and the psi is at 25.
Is that OK or should it be at 20.
juggallojed
Mar 7, 2007, 07:37 PM
My furnace is about 15 yrs old and the psi is at 25.
Is that ok or should it be at 20.

Contact the burner/pump manufacture... most of the oil units I work on are at 100 psi