Mitsubishi Electric E22D20444 Control Board R-134A On 3-way mixing or diverting

On 3-way mixing or diverting configurations

E6 and E9 codes often point to indoor/outdoor unit communication errors or thermistor failures

Does this part replace Viessmann 7826520

Key Benefits: Direct OEM Replacement: Drop-in compatibility for discontinued model HC39GE242 and HC39GE246

the AM1M2 works in tandem with level controls and float switches to ensure system redundancy

Mitsubishi Electric E22D20444 Control Board R-134A On 3-way mixing or divertingThe Mitsubishi Electric E22D20444 Control Board, also identified as a Mitsubishi Noise Filter P. C. Board, is a critical OEM replacement part for high capacity ductless mini split outdoor units. This board, often labeled as DM00N201 or B13 1254CR, functions as the primary noise cancel board, filtering electromagnetic interference and stabilizing voltage for the inverter driven compressor. Engineered for residential and commercial HVAC applications, it