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Maintaining correct HVAC high limit switch settings is essential for system longevity and preventing repeated furnace short cycling
Ensures consistent natural gas and propane (LP) flow regulation
including popular DGAM and DLAS series units
this ASME Section IV certified safety valve is factory-set at 75 PSI to ensure reliable overpressure protection
This dual-function limit control switch operates with a temperature range of 110°F to 170°F and features an auto-reset mechanism to ensure continuous system protection
Trane SHE6354 Idler Pulley Maintaining correct HVAC high limitAs an HVAC pro, you know a noisy blower or slipping belt on a Trane rooftop unit often comes down to the idler. The Trane SHE6354 is the high durability steel V belt idler pulley designed to replace older, failure prone plastic versions like the SHE1565. This factory spec OEM replacement part features a precision 3 8" bore and robust steel construction to maintain consistent tension in demanding belt driven air handlers. Whether youre servicing a