Part #90779
The manufacturer no longer makes this part, and there's no substitute part
Part #504891
The manufacturer no longer makes this part, and there's no substitute part
Burner & manifold assembly diagram
Part #86858
Replaced by #36C03-333
Part #91469
Replaced by #36C03-333
Part #89592
Replaced by #610232
H-q blower assembly diagram
Part #72978
Replaced by #600587
Furnace assemblies diagram
Part #86852
Replaced by #90-4031F
Burner & manifold assembly diagram
Part #503209
The manufacturer no longer makes this part, and there's no substitute part
H-q blower assembly diagram
Part #446188
The manufacturer no longer makes this part, and there's no substitute part
Burner & manifold assembly diagram
Part #69455
Replaced by #100108370