Run the hot water inside the rv until it turns cold.
How to drain rv water heater.
Disconnect the hot water.
This will ensure that the water that you will be working with is at an average temperature.
Open the pressure valve and adjust the wrench to loosen the plastic drain plug.
At the very bottom of this blog i am going to show you a video of how to drain your water heater.
Turn off the water heater lp gas and water pump.
Turn off the city water supply if you are hooked up to it.
Check out the picture below to see the water heater that we removed out of the rv that we had to fix.
Run the hot water inside the rv until it runs cold.
This is to ensure that the water inside the water heater is.