Accessory return air cabinet diagram
Part #91581
Replaced by #279570
Accessory return air cabinet diagram
Part #91580
Replaced by #279570
Blower diagram
Part #72978
Replaced by #600587
Blower diagram
Part #96839
Blower diagram
Part #61762
Replaced by #1001184
Burner, manifolds, controls diagram
Part #86852
Replaced by #90-4031F
Burner, manifolds, controls diagram
Part #96466
Replaced by #1147472
Part #86023
Replaced by #1050254
Burner, manifolds, controls diagram
Part #99347
Replaced by #36C03-333
Burner, manifolds, controls diagram
Part #87055
The manufacturer no longer makes this part, and there's no substitute part