Lochinvar & A.O. Smith 100309396-Thermostat Pcb Assembly Universal | PartsHnC
Manufacturer Name: Lochinvar & A.O. Smith
Product Number: 100309396
OEM Part Number: 100309396
The Lochinvar and A.O. Smith 100309396 Thermostat PCB Assembly. The operating mechanism of your water heater is controlled by Universal. The control center is this small circuit board, which controls burner activity and water temperature.