The manual pre-setting dial is located beneath the thermostatic operator

They are functionally identical

Check the rating plate of your unit for the orifice size requirement or match the S1-9951-0981 part number against your model's technical service manual

Common Questions Is this orifice compatible with natural gas systems

This OEM water heater part features a manual reset mechanism

MAMAC Systems TE-702-B-3-C Temperature Sensor The manual pre-setting dial isThe MAMAC Systems TE 702 B 3 C is a professional grade duct temperature sensor engineered for precise thermal monitoring in high demand commercial HVAC systems. This unit features a 1,000 Ohm Platinum RTD element with a 385 alpha coefficient, ensuring high sensitivity resistance changes of 2. 1 ohms per degree Fahrenheit. This higher nominal resistance significantly mitigates the impact of lead wire resistance, making it the preferred choice for long