Lennox 13D83 Inverter Module R-22 Low) to optimize CFM delivery

Low) to optimize CFM delivery for both AC and furnace cycles

Switch Action: SPDT (Single Pole Double Throw)

Can the A19AAF-12 be used for both heating and cooling

this valve utilizes a paraffin-based actuator to maintain a stable mixed water temperature

Lennox 13D83 Inverter Module R-22 Low) to optimize CFM deliveryThe Lennox 13D83 Inverter Module is a critical OEM replacement part engineered for high efficiency HVAC systems, specifically those utilizing variable speed compressors. This module functions as the primary drive control, managing the variable frequency drive (VFD) cycles to modulate compressor output based on real time thermal load. By converting incoming power to precise pulse width modulation (PWM) signals, the 13D83 ensures the system maintains