The 3/8" x 2-7/8" copper bulb and 3" capillary ensure precise thermal response

Braze the middle suction line first to stabilize the valve

reducing downtime by maintaining consistent setpoints and reliable SPST switching

ensuring the defrost cycle management operates within original factory parameters for residential and commercial applications

Amana-Goodman PCBBF107S Board Refrigerant The 3/8" x 2-7/8" copperThe Amana Goodman PCBBF107S Control Board is a high performance OEM 2 stage HSI integrated fan control designed to optimize the operation of Goodman and Amana furnaces. As the primary HVAC furnace circuit board for various multi stage heating systems, it manages critical functions including the ignition sequence, blower motor speeds, and safety diagnostics. This PCBBF107S replacement board is engineered for a perfect fit in Amana GMV90704CXA,