Control box diagram
Part #HR54ZA006
Control box diagram
Part #HK42FZ051
Replaced by #HK42FZ064
Main assy diagram
Part #AS88PD005
Control box diagram
Part #329988-701
Main assy diagram
Part #HK06WC058
The manufacturer no longer makes this part, and there's no substitute part
Main assy diagram
Part #661858
Blower diagram
Part #310283-301
Inducer & gas ctrl diagram
Part #305843-201
Inducer & gas ctrl diagram
Part #326627-758
Heat exchange & panel diagram
Part #KA56GR140