Universal Application: Compatible with various brands using the hammer-type relay configuration

the flame sensor is the primary suspect

Vertical models require a different orientation to ensure the thermometer and logo are correctly positioned

it includes a mica washer that protects against shorting

Nordyne 626520 Switch Universal Application: Compatible with variousThe Nordyne 626520 is a critical outdoor thermostat limit switch designed for precision temperature regulation in high performance HVAC systems. This HVAC replacement part is the upgraded, direct replacement for the Nordyne 626520R, ensuring a seamless fit and immediate restoration of system safety protocols. Featuring a 45 30 degree temperature range and a standardized 1 2 inch diameter sensing face, this limit switch is engineered to monitor outdoor