Control box assy diagram
Part #HN51JD024
The manufacturer no longer makes this part, and there's no substitute part
Accessory economizer diagram
Part #9901-0001
Evap top view diagram
Part #48GX400020
Indoor fan motor/blower assy diagram
Part #48GS500240
Front view/grille option/rear view diagram
Part #HK02ZB027
Part #LH33WP003
Gas section diagram
Part #48GS400108
Evap top view diagram
Part #48GS400244
Accessory economizer diagram
Part #9962-0083
Burner assy diagram
Part #50DK407030