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The 100111914 is the current OEM designation used for servicing modern Lochinvar and A
this HVAC control board manages critical timing sequences
Broad Operating Envelope: Rated for severe climates with a wide temperature tolerance from -40°C up to 105°C
If the inducer is running and the lines are clear
The Watts 0382821 Relief Valve is a critical safety component for high-output hydronic systems
Trane SWT3179 Pressure Switch Kit 321142-301 The 100111914 is the currentFor veteran HVAC contractors, the Trane SWT3179 Pressure Switch Kitwhich is functionally identical to the SWT03179is a critical component for restoring furnace ignition sequences. This 0. 8" WC setpoint switch is a Single Pole Double Throw (SPDT) configuration, making it highly versatile for monitoring induced draft blower performance and ensuring proper venting before the gas valve opens. Engineering wise, this OEM replacement part is built for snap
US$ 29.00
US$ 60.82
US$ 66.34
US$ 50.97