- 1). Turn off the water heater and let it cool.
- 2). Drain and flush the tank.
- 3). Brush with a stiff wire brush, being careful not to damage the threads of the tank.
- 4). Make sure all the sediment has been stirred up and flushed out of the tank.
- 5). Make sure the drain hole is free of sediment.
- 6). Fill the tank with two parts vinegar to one part water, and let stand for at least 3 hours before draining; or,
- 7). Fill the tank with about 4 tsp. household detergent for every 10 gallons of water and flush the entire water system with it. Remove faucet aerators and shower heads before doing this; or,
- 8). Fill the tank with 5 to 6 oz. (2/3 c. to 3/4 c.) bleach per 10 gallons of water. Let this sit in the system for a few hours, and then flush the entire water system with it.
- 9). Drive your rig around with the water and cleaning solution mixture in it. This will slosh the mixture around.
- 10
Fill your hot water tank with a solution of 1/2 c. baking soda to one gallon of water, and let sit. Drain. - 11
Flush out the water system with water until the smell of vinegar, detergent or bleach is gone. - 12
Repeat as necessary.
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