the module is likely the point of failure

the control can operate without a common/neutral wire

the TS144D must be paired with an A1044D amplifier or compatible A1044U series controllers that match its specific temperature suffix

Does this unit include the gasket kit

Trane CNT2941 Control Board 326058-757 the module is likely theThe Trane CNT2941 Control Board is a critical OEM component designed to manage defrost cycles in heat pump systems. For veteran technicians, this board is the go to solution for maintaining optimal performance in Trane HVAC systems by monitoring outdoor coil temperature and timing. Its primary function is to trigger defrost operations only when necessary, preventing frost buildup that can choke airflow and cause evaporator coil freeze ups. By