Why Is My RV GREY Tank not draining?

There are numerous reasons as to why a grey tank won’t drain, however, the three major reasons are: Inorganic Blockage by foreign objects. Broken T Handle or Gate Valve. Organic Blockage.

Why won’t my grey water tank drain?

The Problem The gray tank valve is open, but little to no water drains out. … If your valve is open and functioning correctly, you likely do have a clog. Gray tank clogs are less common than black tank clogs, but hair, food, and grease buildup can still gum up the tank and prevent it from draining.

What happens when an RV grey water tank is full?

What happens when the grey water tank is full in an RV? If the grey water tank is completely full, water will start to back up in the sink and the shower. If water is not draining from your RV kitchen or bathroom sink, your grey tank probably needs to be emptied.

Is it OK to leave GREY water tank open?

If you leave the valve open, the liquid will drain out, leaving the heavier solids of human waste and toilet paper. Over time, these solids will build up, literally forming a poop pyramid. For the record, poop pyramids = bad.

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Is it OK to dump GREY water on the ground?

The U.S. Forest Service, National Park Service, Bureau of Reclamation, and Army Corps of Engineers all have regulations making it illegal to dump grey water on the Federal lands that they maintain.

Can I put bleach in my GREY water tank?

When it comes to the grey tank, bleach again is the key. First scrub the shower and sink drains thoroughly, and then dump the grey tank at an appropriate facility. Then pour one cup of bleach for every 15 gallons of waste water into the grey tank.

Why does my GREY water tank smell like rotten eggs?

Sometimes gray and black water tanks release unpleasant smells, especially if they are almost full and not well cleaned. In the water heater, the bacteria react with magnesium or aluminum anode rods in the heater to produce a rotten egg smell.

How do you know when your RV black water tank is full?

There is another way to know your tank is full (or close to it) besides using sensors or sound. “Sound” is also a good indicator, but in addition to that method, the closer to full, the more it smells (even if you use chemicals). You’ll want to dump for sure when you can’t take the smell any longer.

What do you do when your GREY tank is full?

When the tank is empty, open the grey water tank valve. Flush your tanks by refilling them, and draining them again. Close your valves, and disconnect the hose from the outlet. Lift the sewer hose from the end of the RV to the dump hole, so as to get rid of any remaining water in the hose.

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How do you unclog a RV holding tank?

To do this, pour one cup of liquid dish detergent/soap into the toilet and then add one cup of the water softener. After that, pour one pot of boiling water on top and let all of this sit overnight. You should be able to flush your toilet with no problem in the morning and the clog should be gone.

How do you unfreeze a black water tank?

Put on gloves and safety goggles when working with black-water and gray-water tanks. Use a blow dryer to slowly thaw the RV holding tank. Hold the blow dryer six to 12 inches away from the tank. Slowly pass the blow dryer back and forth over the entire exposed area of the tank.

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