Before replacing the board, count the LED blinks — the error code tells you what actually failed. Sometimes it’s a $15 fuse, not a $140 board.
16V38 – DEFROST BOARD*
$149.98
Lennox 16V38 defrost control board for heat pumps. Time/temperature defrost control with anti-short-cycle protection. OEM Lennox replacement.
Mon–Fri 10 am – 7 pm | Sat 10 am – 3 pm | In-Store Pickup Only
Description
If your heat pump’s outdoor unit is icing up and not defrosting properly, the defrost control board may have failed. This board uses time and temperature sensing to manage defrost cycles and includes anti-short-cycle protection.
Specs: Time/temperature defrost control, defrost relay, anti-short cycle, OEM Lennox
Replaces: 16V38, 34M63, 84W88, LB-101263A
Fits: Lennox: 13HPD-036-230-01, 14HPX-042-230-19; fits other Lennox and Ducane heat pumps
Need help? See our Furnace Not Heating Guide.
In stock at Open To Public HVAC Parts in Dallas. We test parts at the counter before you buy. Call or text (214) 340-9421.
