OEM Compatibility: Precision-fit for 3/8-inch service valve ports across the Carrier family of brands

Common indicators include the evaporator coil icing up

It functions as a critical component in the combustion cycle

"failed to prove pressure switch" error codes (often 31 or 32 on Carrier boards)

This high-performance programmable digital thermostat is capable of managing up to 3 stages of heat and 2 stages of cool

Browning B53 Belt 318973-401 OEM Compatibility: Precision-fit for 3/8-inchThe Browning B53 Belt is a heavy duty, classic wrap V belt engineered for optimal power transmission in high demand HVACR and industrial drive systems. Featuring a Type B cross section, this Super Gripbelt is constructed with a 56 inch outside diameter and a 54. 8 inch pitch length. The 21 32" top width and 7 16" thickness provide reliable sheave engagement, while the neoprene rubber compound ensures superior heat and oil resistance for rooftop units