Daikin-McQuay 910121753 Temp Controller 322838-752 In most furnace applications

In most furnace applications

a universal mount is not recommended as it cannot guarantee the essential clearance and alignment needed for safe combustion ventilation

Durable Construction: Built with professional-grade materials to withstand the corrosive nature of flue gas and elevated thermal fluctuations

Exceeding this limit can cause permanent damage to the volatile liquid charge inside the capillary

This is a normally closed switch that opens on a temperature drop (45°F) to break the 24V control circuit

Daikin-McQuay 910121753 Temp Controller 322838-752 In most furnace applicationsThe Daikin McQuay 910121753 is a purpose built wall mounted temperature sensor engineered specifically for integration with the MicroTech III (MTIII) unit controller. This is not a standard residential thermostat; it is a high precision 10k ohm thermistor interface designed for water source heat pump (WSHP) applications, including both constant volume (CAV) and variable air volume (VAV) systems. The controller features a critical tenant override