a minimum differential of 10-15 PSI is typically required between the inlet and outlet to ensure the main valve opens fully

Designed for seamless integration with the MK-46xx series

While not strictly required if your existing sensor is within spec

using genuine HVAC parts like the 48TJ500135 ensures that the in-shot burners remain perfectly centered within the heat exchanger cells

Heil Quaker ICP 1179379 Motor 318172-701 a minimum differential of 10-15The Heil Quaker ICP 1179379 Motor is a heavy duty 1 12 HP condenser fan motor engineered for precision performance in residential and light commercial HVAC units. Operating at 208 230Vac, this 820 RPM 2 speed motor features a 48 NEMA frame size, making it a reliable drop in replacement for specific ICP, Heil, and Tempstar condenser applications. Built with ball bearings for increased longevity and thermal efficiency, this permanent split capacitor