Furnace assembly diagram
Part #77353
Replaced by #PAKTRCF5
Burner & manifold assembly diagram
Part #504891
The manufacturer no longer makes this part, and there's no substitute part
Burner & manifold assembly diagram
Part #90779
The manufacturer no longer makes this part, and there's no substitute part
Burner & manifold assembly diagram
Part #91469
Replaced by #36C03-333
Burner & manifold assembly diagram
Part #86858
Replaced by #36C03-333
Burner & manifold assembly diagram
Part #89592
Replaced by #610232
H-q blower assembly diagram
Part #72978
Replaced by #600587
Furnace assembly diagram
Part #87964
Replaced by #12910
H-q blower assembly diagram
Part #72400
Replaced by #601210
Burner & manifold assembly diagram
Part #503209
The manufacturer no longer makes this part, and there's no substitute part