Heater diagram
Part #LH33ZS004
Heater diagram
Part #LH680013
Replaced by #LH680-014
Heater exchanger diagram
Part #HH12ZB250
Casing assy 2 diagram
Part #319893-401
The manufacturer no longer makes this part, and there's no substitute part
Induced draft diagram
Part #HC23CE116
Replaced by #340793-762
Casing assy diagram
Part #HD44RE120
Replaced by #58MV660002
Heater exchanger diagram
Part #319873-314
Replaced by #319873-714
Casing assy 2 diagram
Part #308607-201
Induced draft diagram
Part #KA69JM300
Induced draft diagram
Part #325423-401