check the terminals while the switch is in the 'ON' position

and 143-80-2 model regulators

Bypassing is strictly for temporary continuity testing

What does the brown color code signify

they are limited to a maximum working pressure of 50 psi

Wayne 62390-002 Probe Sensor check the terminals while theThe Wayne 62390 002 Probe Sensor (F HSG) is a critical replacement flame monitoring component designed for the EHG and HSG Series Gas Burners. Engineered for high temperature stability, this assembly features a precision machined metal rod and a high grade white porcelain insulator. In standard burner ignition sequences, the probe serves as the primary communication link with the gas valve; it detects the presence of a flame via rectification and