Bard HVAC 8402-020BX Limit Control functioning as a primary thermal

functioning as a primary thermal safeguard for the heat exchanger

Always match the 8402-114BX specification as defined in the Bard service literature for your specific model

Part Number: PAD-A04-1725-051

Automatic Reset Logic: The 120-20 temperature differential allows for automatic HVAC limit reset

The DML series

Bard HVAC 8402-020BX Limit Control functioning as a primary thermalFor veteran technicians and contractors maintaining Bard HVAC wall mount systems, the Bard HVAC 8402 020BX Limit Control is the essential safety component for precise temperature regulation. This primary limit control features a factory calibrated 135 120 temperature range, meaning it is engineered to open the circuit at a 135F high limit rise and automatically reset once the temperature drops back to 120F. Whether you are performing a furnace repair