Daikin-McQuay 910198405 Valve 320819-301 Hardware Protection: Features a factory-installed

Hardware Protection: Features a factory-installed thermal barrier to mitigate heat transfer to the actuator

Always verify tubing lines and baseplate dimensions before brazing

For technicians troubleshooting intermittent ignition or weak spark

Why is a crankcase heater necessary for outdoor units

Ensure the power is disconnected and the capacitor is discharged before installation to maintain field safety standards

Daikin-McQuay 910198405 Valve 320819-301 Hardware Protection: Features a factory-installedThe Daikin McQuay 910198405 Reversing Valve is a critical 4 way pilot operated component engineered for 10 ton HVAC systems and heat pump applications. Designed for high capacity thermal management, this 10 ton reversing valve features a 0. 75 inch suction inlet and a 1. 125 inch discharge outlet, ensuring optimal refrigerant flow and pressure drop minimization during cycle transitions. Built to withstand the rigors of commercial Daikin McQuay heat