As an OEM replacement relay

allowing technicians to map custom process variables such as temperature

Automatic Reset Functionality: Eliminates nuisance service calls by automatically closing the circuit at 210°F once safe operating temperatures are restored

the 410171002 may have failed contacts or a degraded thermal element

Does this harness include the pins for the 9-pin molex connector

Weil McLain 510-312-166 Relay 30067439-890 As an OEM replacement relayThe Weil McLain 510 312 166 Relay is an indispensable OEM boiler replacement part specifically engineered for residential gas systems. This 120V to 24V step down transformer and relay receptacle combination delivers a stable 40VA power rating, providing the necessary current for spark ignition controls and external thermostat circuits. Designed for high performance switching, the DPDT relay configuration (Double Pole Double Throw) ensures reliable