Common Questions about the Trane CNT1405

The integrated auxiliary end switch (SPDT) provides a dry contact signal to cycle the circulator pump or boiler once the valve reaches the open position

This model is a direct OEM replacement part

this HVAC ignition control ensures the combustion system operates within original manufacturer specifications

it is factory-calibrated in the vertical position

Fenwal 35-530501-003 Control R-410A Common Questions about the TraneThe Fenwal 35 530501 003 is a microprocessor based 12VDC Direct Spark Ignition (DSI) control module designed for precise burner management in specialized heating applications. This rugged atmospheric ignition board is the direct replacement for 05 152436 053, though technicians should note the requirement to transition the high voltage termination to a 1 4" spade connector. Engineered for efficiency in 12V DC environmentssuch as RV furnaces, mobile