Why is my Reznor VR unit showing high-limit trips related to the coupling

For added durability in harsh environments

Whether you are performing a routine HVAC furnace repair or troubleshooting a short-cycling unit

though it remains sensible to standard flame sensor cleaning protocols during annual preventative maintenance

Patterson-Kelley 23-1300-0035 Burner Gasket R-407C Why is my Reznor VRThe Patterson Kelley 23 1300 0035 Burner Gasket is a high specification sealing component engineered for the combustion interface of heavy duty commercial boilers and industrial heating systems. As an essential OEM replacement part, it is designed to maintain a gas tight seal between the burner hood and the combustion chamber, critical for preventing hazardous fuel leaks and maintaining a precise air fuel ratio. This high temperature burner gasket is