this is the official U

Key Benefits Compatible with a broad range of AV-21 to AV-30 valve linkages for versatile field service

adjustable from 2

ensuring a seamless fit without the need for field modifications

While York produces a wide range of parts

GREE 30138000711 Control Board 321702-401 this is the official UThe GREE 30138000711 Main Control Board is the primary processing assembly for specific GREE mini split and heat pump outdoor units. As the central logic hub, this OEM GREE circuit board handles complex inverter drive commands, fan motor modulation, and communication between indoor and outdoor sections. When diagnosing an H6 motor error or E1 communication fault, ensuring the integrity of the main power control board is essential for restoring system