Suburban Water Heater Electric Thermostat/Limit Switch, 120V 520788

The Suburban 520788 Electric Thermostat/Limit Switch, 120V is a thermostat or temperature-limit (safety) switch. It is a genuine OEM replacement part.

Part Number: 520788

Fits

The 120V thermostat/limit switch for the electric element on older Suburban gas/electric water heaters (before the serial 940900091 change).

Specifications

• 120V AC
• 140 degree F

Why Replace It

A failed thermostat or limit switch 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, replace the part flat against its mounting surface and reconnect the wires.

Estimated Installation Time

15 to 30 minutes

Tools Required

Screwdriver, multimeter

FAQ

Will this fit my water heater?
Check the model and serial number on your water heater's rating plate against the fit list above. If you're not sure, send us your 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.