Control box assy/panel assy diagram
Part #HN51JD024
The manufacturer no longer makes this part, and there's no substitute part
Control box assy/panel assy diagram
Part #LH33WP003
Gas section diagram
Part #48GS660003
Part #LA01EA025
Reversing valve diagram
Part #KH43LG072
Gas section diagram
Part #48GS400106
Replaced by #48GS400649
Gas section diagram
Part #48SS500608
Replaced by #48VL500219
Reversing valve diagram
Part #312251-201
Reversing valve diagram
Part #HK02ZA404
Burner assy diagram
Part #50DK407029