this part protects the furnace or air handler from internal corrosion and helps prevent the growth of biological contaminants that often cause "dirty sock" odors in residential and commercial ductwork

Its compact form factor makes it an ideal HVAC replacement switch for tight enclosures where standard controls might fail due to clearance issues

s service kit

but a multimeter test for microfarads (MFD) is the only way to confirm if it has drifted outside the +/- 5% tolerance

Aaon R70240 Limit Switch this part protects the furnaceThe Aaon R70240 is a critical OEM limit switch designed for precision temperature monitoring in high performance HVAC systems. This auto limit switch functions as a primary safety control, featuring a specific 95 105F temperature range to prevent heat exchanger or coil overheating. Engineered for reliability in demanding commercial environments, the Aaon R70240 utilizes an automatic reset mechanismidentified as 105 EXP . 75 ALSensuring the circuit