Control box diagram
Part #HN51JD024
Replaced by #90-244
Accessory economizer diagram
Part #9901-0183
Part #50HJ501200
Control box diagram
Part #HT01BD209
Accessory economizer diagram
Part #9460-6700
Burner assy diagram
Part #48GS400168
Front view/rear view diagram
Part #48GS400500
Blower assy diagram
Part #P251-0078
Part #48GS500229
Burner assy diagram
Part #48GS400192