Dometic/ Atwood Water Heater Thermostat 90346

The Dometic/ Atwood 90346 Water Heater Thermostat is a thermostat that controls or limits the tank water temperature. It is a genuine OEM replacement part for Atwood ODWH Model Water Heaters.

Part Number: 90346
Alternate Number:
Part Type: Thermostat

Fits

Atwood ODWH Model Water Heaters

Why Replace It

A failed thermostat can leave you with no hot water, water that is too hot, or a heater that shuts down repeatedly.

Installation

Turn off all power and gas. Remove the cover, note the wire positions, remove the old thermostat, install the new one flat against the tank and reconnect the wires.

Estimated Installation Time

15 to 30 minutes

Tools Required

Screwdriver, multimeter

FAQ

Will this fit my water heater?
This part is listed for Atwood ODWH Model Water Heaters. Match the part number on your old part, or send us your water heater's model and serial number and we'll confirm the fit before you order.

Do I need a technician?
No. Most owners can replace this part themselves by following the steps above. If you're not comfortable working on the water heater's electrical components, you can always hire an RV technician to come out. If you need assistance with the install, we're here for you.