Tjernlund Products AS2 Hard Wire R-22 the 15T91 is designed to

the 15T91 is designed to facilitate the necessary connections for both motor power and system control signals within the 3-connector architecture

replacing the harness is a standard protocol to rule out intermittent signal loss caused by vibration or thermal stress on HVAC electrical connectors

Industrial Durability: Built to withstand the high-cycle demands of gas regulator maintenance and large-scale utility operations

If the Lennox 49K67 is compromised

Tjernlund Products AS2 Hard Wire R-22 the 15T91 is designed toFor contractors looking to resolve temperature imbalances without the complexity of new duct runs, the Tjernlund AS2 AireShare Hard Wired transfer fan is the industry standard for room to room air movement. Engineered as a high performance hard wired room to room fan, this unit utilizes the existing wall cavity as a plenum to shift conditioned air between adjacent spaces. The system features a low sone dual inlet blower designed for ultra quiet