This professional-grade solenoid valve nut simplifies field repairs by offering a direct Parker Hannifin replacement part fit

Key Benefits: OEM Compatibility: Direct replacement for Amana Goodman B1859000

Key Benefits: Optimized Contaminant Control: High-efficiency removal of moisture

maintaining structural rigidity under varying pressure conditions

which can lead to slide failure or sticking

Lochinvar & A.O. Smith 100112849 Switch 322056-301 This professional-grade solenoid valve nutThe Lochinvar & A. O. Smith 100112849 Air Pressure Switch is a critical safety and operational component designed for high efficiency commercial water heaters and boilers, including the GWH 1200 and GWH 1250 Series 600 models. This normally closed (NC) switch is factory calibrated to a 0. 68" water column (w. c.) set point, ensuring the combustion fan is generating sufficient static pressure before allowing the ignition sequence to proceed. As a