Lochinvar & A.O. Smith 100074316 Thermistor 320734-701 Technicians can use the speed-up

Technicians can use the speed-up pins on the HK32EA001 board to force a defrost cycle for testing

5" WC manifold pressure required for stable natural gas combustion

000 Ohm Nickel RTD element provides a 6000 PPM coefficient for precise averaging temperature sensing

Durable Construction: Built with high-grade materials to handle the thermal cycles of gas-fired residential water heaters

This harness is designed for Rheem-Ruud OEM components

Lochinvar & A.O. Smith 100074316 Thermistor 320734-701 Technicians can use the speed-upWhen you are dealing with a lockout on a high efficiency Lochinvar Knight or A. O. Smith commercial water heater, the 100074316 Thermistor is often the culprit behind exhaust related error codes. This genuine DV exhaust thermistor assembly is a critical NTC (Negative Temperature Coefficient) sensor designed to monitor flue gas temperatures. It provides real time resistance feedback to the control board, ensuring the system stays within safe thermal