Does this board control both heating and cooling functions

60" WC switch to ensure the heater operates within its designed airflow parameters

OEM Compatibility: Exact York S1-401610 specifications ensure a perfect fit for Source 1 and Johnson Controls units without modification

sizing this valve to at least 25% above the maximum operating pressure is recommended to prevent premature discharge and ensure system integrity

Can the DML 303 be installed in any orientation

Advanced Distributor Products 76716400 Limit Switch 320734-701 Does this board control bothThe Advanced Distributor Products 76716400 Limit Switch is a critical safety component designed for precision temperature monitoring within high performance HVAC systems. As an authentic ADP OEM replacement part, this electromechanical device serves as a primary safeguard, preventing internal overheating by monitoring the supply plenum's thermal conditions. When temperatures exceed factory set safety thresholds, the 76716400 high limit switch