Main assy diagram
Part #325531-403
Control box diagram
Part #326701-401
Inducer & gas control diagram
Part #326634-401
Inducer & gas control diagram
Part #327972-404
Part #HT01BC116
The manufacturer no longer makes this part, and there's no substitute part
Heat exchange & panel diagram
Part #HH18HA499
Inducer & gas control diagram
Part #327264-401
Door,vent & safeguard assy diagram
Part #326723-753
Main assy diagram
Part #313974-751
Control box diagram
Part #HY60CM500