Description
This is a BRAND NEW Goodman/Janitrol/Amana 2 Stage Gas Furnace Air Pressure Switch. The Goodman/Janitrol # is B13701-30 . Tridelta #s are FS6639-1226 FS6440-1228. The low fire switch is rated at .55" w/c and the high fire switch is rated at 2.80" w/c. Each switch has two wiring terminals and one hose port.
Function:
An air switch is safety designed to ensure that your inducer motor is running at the proper RPM, and creating the proper vacuum for your furnace to flue safely.
Replaces Old Part #s:
B13701-30
Repair Difficulty Level:
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