Control box diagram
Part #521515
The manufacturer no longer makes this part, and there's no substitute part
Control box diagram
Part #521516
The manufacturer no longer makes this part, and there's no substitute part
Part #521769
Replaced by #WG840465
Functional replacement parts diagram
Part #521768
Replaced by #WG840465
Blower assembly diagram
Part #520938
Replaced by #45461
Part #520939
Replaced by #45461
Control box diagram
Part #705329
Replaced by #WR90-370
Heat exchanger diagram
Part #1050144
Control box diagram
Part #504096
Heat exchanger diagram
Part #522559