Control box/control panel assy diagram
Part #HN51JD024
The manufacturer no longer makes this part, and there's no substitute part
Front view/rear view diagram
Part #LA01EA025
Inside view diagram
Part #HK42FZ024
Replaced by #HK42FZ035
Blower assy diagram
Part #HK52EA120
Replaced by #58MV660005
Evap coil diagram
Part #331055-706
Blower assy diagram
Part #48GS500242
Burner assy diagram
Part #48GS400168
Evap coil diagram
Part #HK02ZA407
Control box/control panel assy diagram
Part #48DU400001
Burner assy diagram
Part #48GS400192