Browning BX85 Belt 318973-401 utilizing factory-authorized HVAC pressure switches

utilizing factory-authorized HVAC pressure switches is the most effective way to maintain system calibration and prevent catastrophic compressor failure

For system diagnostics

pressure switch features a single-pole single-throw (SPST) configuration

The 1779405PS is the current factory replacement for the discontinued 1779405P

this assembly features a precision-aligned electrode and flame sensor to maintain consistent pilot flame rectification and prevent nuisance lockouts

Browning BX85 Belt 318973-401 utilizing factory-authorized HVAC pressure switchesThe Browning BX85 is a high performance Gripnotch V belt engineered specifically for heavy duty HVACR applications requiring superior power density and heat dissipation. Constructed from advanced EPDM (Ethylene Propylene Diene Monomer) material, this Type BX cogged belt maintains operational integrity in extreme environments, with an expanded temperature rating of 60F to +250F. Featuring an 88 inch outside diameter and an 86. 8 inch pitch length, the