Johnson Controls A-4000-14 Air Filter 30067439-890 Protection for Critical Hardware: Prevents
Baker’s notes & crumb story
Description
Protection for Critical Hardware: Prevents "dry firing" and burnout in water heaters by maintaining full water levels
a 440V capacitor like the Lennox 68J35 can always replace a 370V unit with the same MFD ratings
check the relay with a multimeter
This Hankison 4460-151-1 (also cross-referenced as 4460
Johnson Controls A-4000-14 Air Filter 30067439-890 Protection for Critical Hardware: PreventsJohnson Controls A 4000 14 Intake Air Filter, 3 4" Npt, 15 Scfm