How do I troubleshoot erratic readings

Chemical Resistance: Constructed from high-grade materials to resist the acidic nature of furnace condensate

Copper-Fin (CP/CW) units

blower housing

Reznor 195634 Venter Housing/Shroud Els PW 17895 How do I troubleshoot erraticThe Reznor 195634 Venter Housing Shroud is a critical OEM replacement part designed for high efficiency forced air unit heaters. Specifically engineered for use in Reznor UDAP, UDAS, UDBP, and UDBS series heaters, this industrial grade metal shroud serves as the primary enclosure for the venter motor assembly. Its aerodynamic design is optimized to direct combustion airflow and ensure the induced draft fan operates at peak efficiency. By maintaining