Control box/control panel assy diagram
Part #HN51KB024
The manufacturer no longer makes this part, and there's no substitute part
Front view/rear view diagram
Part #LA01EA025
Switch assy diagram
Part #KH43LG072
Inside view diagram
Part #HK42FZ024
Replaced by #HK42FZ035
Blower assy diagram
Part #HD46RE120
Replaced by #58MV660002
Switch assy diagram
Part #312251-201
Evap coil diagram
Part #50DT400054
Burner assy diagram
Part #EF33CW201
Burner assy diagram
Part #50DK407029
Switch assy diagram
Part #331055-706