Heater diagram
Part #LH33ZS004
Heater diagram
Part #LH680013
Replaced by #LH680-014
Heater exchanger diagram
Part #319873-314
Replaced by #319873-714
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 2 diagram
Part #323017-201
Heater diagram
Part #319843-404
Casing assy 2 diagram
Part #LF39MZ350
Induced draft diagram
Part #324328-301
Casing assy diagram
Part #319844-301