How do you turn on a Rheem water heater?

A Rheem water heater pilot light needs to be lit manually using the piezo ignitor striker built into the water heater.

Rotate the gas knob on your Rheem water heater clockwise until it is in position.
Rotate the water-heater temperature dial counter-clockwise until it is set to the lowest temperature setting.

Where to find the Rheem error code on my water heater?

The error code is displayed on the LED display panel on the front of your continuous flow water heater. Please refer to the below listing to see what your error codes means, then call Rheem Service to book a service call on 13 10 31.

What should I do if my Rheem tankless unit is not heating?

Flow rate or maintenance error: When water flows through the unit, nothing happens. The control board will display the temperature, but the unit isn’t heating any water. Adjust flow or temperature: Try to increase either the flow rate or the temperature. No crossings: Make sure that the cold and hot water lines don’t cross.

Where is the thermal reset button on a Rheem water heater?

With most models your first step should be to press the TCO thermal reset button which is located on the front of the combustion door. The next step should be to clean the intake of the water heater. A clogged intake can cause the thermal button to trip.

What is the fault code for a fan?

F13 Fault Code – YouTube Fault Code F13 is a Fan Speed Error. The fan is not running at the speed that the control has commanded it to run at. The fan speed had been more than 30% faster or slower than the commanded speed for more than 10 seconds.

Is there an error code on my Rheem water heater?

Below are some of the most common Rheem error codes and what they mean. Rheem tankless water heater troubleshooting doesn’t have to be a difficult thing. That said, there are some errors you can easily fix yourself and some which should be left to a qualified service technician.

Is it possible to troubleshoot a Rheem tankless water heater?

Rheem tankless water heater troubleshooting doesn’t have to be a difficult thing. That said, there are some errors you can easily fix yourself and some which should be left to a qualified service technician.

What does error code 12 on Rheem tankless mean?

Error Code 12 What it Means: Flame failure: The heater can’t maintain a flame. How to Fix: Check for proper grounding and that the device is receiving gas of the right type and pressure.Examine the flame rod to ensure it’s connected and has no carbon buildup. Disconnect the remote control, PC board, and all wiring harnesses, then reconnect.