Control box assy diagram
Part #HN51JD024
Replaced by #90-244
Part #LH33WP003
Front view/rear view diagram
Part #P291-4054
The manufacturer no longer makes this part, and there's no substitute part
Gas section diagram
Part #48GS660003
Gas section diagram
Part #48GS400108
Part #48GS400106
Replaced by #48GS400649
Front view/rear view diagram
Part #48GS500248
Front view/rear view diagram
Part #313974-751
Accessory economizer diagram
Part #9962-0083
Part #9460-4900