The delay ensures the burner circuit only trips during a genuine low-water event

accessible from the top of the control for easy manometer connection

What is the maximum pressure this switch can withstand

Aside from a failed pilot flame

Johnson Controls V48AD-7 Regulating Valve Els PW 29614 The delay ensures the burnerThe Johnson Controls V48AD 7 Regulating Valve is a specialized 1 inch 3 way water regulating valve designed specifically for refrigeration condensing units utilizing atmospheric or forced draft cooling towers. This pressure actuated valve features a robust cast iron body with a corrosion resistant finish, ensuring durability in demanding mechanical environments. It operates with a precise 145 190 PSI range and includes a 30 inch capillary with a 1 4