By stabilizing the voltage and current to the auxiliary windings

What should I check if the pilot flame keeps lifting or blowing out

This is a normally open (NO) switch

the unit draws 12

What is the difference between the A150 and the 9447

Carrier HK06MB020 Pressure Switch 321894-709 By stabilizing the voltage andThe Carrier HK06MB020 Dual Pressure Switch is a high precision safety and control component specifically engineered for multi stage gas furnace and HVAC applications. This genuine OEM replacement part features a dual stage sensing mechanism designed to monitor draft pressure across different firing rates, ensuring the inducer motor maintains proper combustion airflow before the ignition sequence begins. With a first stage setpoint of 0. 30 inches WC