Here are the diagrams and repair parts for Official York 1PN0437 furnace burner, as well as links to manuals and error code tables, if available.
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#2
All parts diagram
Part #029-20423-030
The manufacturer no longer makes this part, and there's no substitute part
#1
All parts diagram
Part #025-33339-000
The manufacturer no longer makes this part, and there's no substitute part
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