The maximum differential pressure for modulation is 30 psi

If the pressure exceeds the rating but the 80W58 contacts remain open (checked with a multimeter)

Always verify the temperature rating and part number on the existing switch's casing to ensure a match with these 180-40F specifications

With a design working pressure of 700 psi for R410A applications and an integrated 100-mesh insert strainer

or a blower that fails to engage despite receiving a 24V signal at the 'G' terminal

Reznor 125346 Ring 320735-701 The maximum differential pressure forFor veteran HVAC contractors servicing Reznor equipment, the Reznor 125346 Ring is a critical component for maintaining the structural integrity of the venter motor assembly. This OEM motor support ring is specifically engineered for use in Reznor SC models, including unit sizes 125400 and larger SSCBL series. During a venter motor replacement, ensuring that the motor is properly isolated and supported prevents excessive vibration and premature