Heat exchanger assembly diagram
Part #B13700-08
The manufacturer no longer makes this part, and there's no substitute part
Electrical & hardware diagram
Part #B13701-33
The manufacturer no longer makes this part, and there's no substitute part
Gas furnace diagram
Part #12826-02S
Replaced by #B1282602
Electrical & hardware diagram
Part #B18590-00
Replaced by #B1859000
Gas furnace diagram
Part #12826-06S
The manufacturer no longer makes this part, and there's no substitute part
Blower assemblies diagram
Part #B13400-12
Replaced by #B13400-21S
Blower assemblies diagram
Part #B9456-52
Replaced by #12908
Heat exchanger assembly diagram
Part #B13700-11
Replaced by #1370911S
Electrical & hardware diagram
Part #B11416-00
The manufacturer no longer makes this part, and there's no substitute part
Gas furnace diagram
Part #B13707-24
Replaced by #BG1600M51EF-1AA