Aquastat Relay L8148E Wiring Diagram. Proper position of sensing bulb in immersion well, and use of well adapter in existing well. Web the l8148 aquastat® relays are immersion type hydronic controllers that combine high limit protection with switching relay control of burner and circulator motors. Honeywell Aquastat L8148e Wiring Diagram Free Wiring Diagram from ricardolevinsmorales.com […]