Heat exchanger diagram
Part #326600-751
Inducer & motor hsg diagram
Part #LH33ZG001
Heat exchanger diagram
Part #HH18HA499
Inducer & motor hsg diagram
Part #326628-761
The manufacturer no longer makes this part, and there's no substitute part
Cabinet assy diagram
Part #336901-401
Inducer & motor hsg diagram
Part #HH18HA493
Blower & control assy diagram
Part #HD44SE122
Replaced by #58MV660004
Main assy diagram
Part #HK02LB008
Manifold & gas ctrl diagram
Part #EF33CW180
Blower & control assy diagram
Part #336919-751