Heat exchange diagram
Part #1070955
The manufacturer no longer makes this part, and there's no substitute part
Control box diagram
Part #1071334
Replaced by #90-170
Heat exchange diagram
Part #1071598
Heat exchange diagram
Part #1071326
Heat exchange diagram
Part #1070173
Heat exchange diagram
Part #1070679
Heat exchange diagram
Part #1071167
Functional replacement parts diagram
Part #1070466
Functional replacement parts diagram
Part #1071420
Blower assembly diagram
Part #1070710