Model # 1NP0431A Official York furnace/heater

Here are the diagrams and repair parts for Official York 1NP0431A furnace/heater, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

ALL PARTS

Showing 2 of 2 parts |

All parts diagram

Coil, solenoid (alco) (check reversing valve to determine vendor)

Part #025-29768-000

The manufacturer no longer makes this part, and there's no substitute part

All parts diagram

Gas valve

Part #025-25463-000

The manufacturer no longer makes this part, and there's no substitute part

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