Part #878122
Replaced by #40A15
Backguard diagram
Part #878191
Replaced by #WP8203546
Oven diagram
Part #878092
Replaced by #WPW10208653
Magnetron and airflow diagram
Part #878016
The manufacturer no longer makes this part, and there's no substitute part
Oven door and broiler diagram
Part #878089
Replaced by #WPW10208653
Oven diagram
Part #878093
Replaced by #WPW10208653
Microwave diagram
Part #878909
Replaced by #WP98392
Control panel and power diagram
Part #878739
The manufacturer no longer makes this part, and there's no substitute part
Magnetron and airflow diagram
Part #878257
The manufacturer no longer makes this part, and there's no substitute part
Oven diagram
Part #878114
The manufacturer no longer makes this part, and there's no substitute part