Nordyne 626279R Limit Switch How do I identify if

How do I identify if this is the correct spring for my manifold pressure

The Robertshaw 1970-072 Uni-Couple Thermocouple is a high-performance 72-inch universal thermocouple engineered for reliability in standing pilot systems

While designed for Robertshaw ignition controls

As a genuine HVAC replacement part

while a lower trip point will cause unnecessary system shutdowns

Nordyne 626279R Limit Switch How do I identify ifThe Nordyne 626279R Limit Switch is a critical OEM replacement part designed for Intertherm, Miller, and Nordyne gas fired furnaces. This L140 40F high limit switch functions as a fail safe rollout control, utilizing a temperature sensitive disc to monitor heat exchanger conditions. When the internal plenum temperature reaches the 140? F trip point, the SPST (Single Pole Single Throw) circuit opens, immediately disconnecting power to the gas valve to