Plaza notes
Hard ruleDescription
Optimized for environmental ranges from 32°F to 122°F
the 100284286 assembly should be replaced to restore proper drainage
Constructed from durable aluminum to resist environmental corrosion
4-leg blower motor bracket engineered for high-stability motor installations in residential and light industrial furnace applications
What is the primary function of this overload protector
Lochinvar & A.O. Smith 100304140 Control Board 321142-301 Optimized for environmental ranges fromThe Lochinvar & A. O. Smith 100304140 Control Board is a critical main control board designed for high efficiency Knight Fire Tube boilers, specifically the WHB285 and KHB285 models. As a central component of the SMART SYSTEM operating control, this board manages complex hydronic functions, including 10: 1 turndown ratio modulation, blower speeds, and gas valve timing. It effectively processes real time data from water temperature sensors and flame
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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