Ensure all power is disconnected before replacing the lead wires and verify the heater’s resistance against factory technical data during commissioning

Internal bypassing between ports or an audible "humming" from the solenoid coil typically indicates worn piston seals or debris in the pilot assembly

Can this thermostat be used for heating

The aluminum casing provides a robust physical interrupter for added safety against internal pressure buildup

Lochinvar & A.O. Smith 100108952 Thermostat 326010-701 Ensure all power is disconnectedHigh performance water heater maintenance requires the Lochinvar & A. O. Smith 100108952 Lower Thermostat, a professional grade surface mount temperature control engineered for precision in commercial electric water heaters. This OEM water heater side mount thermostat is specifically designed as a lower thermostat replacement for high demand systems like the A. O. Smith model DRE 52. It features an integrated Energy Cut Off (ECO) safety mechanism,