Why is my grey water 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.

How do I drain my grey water tank in my RV?

To empty your holding tanks:

Always empty the black water first.
Wear rubber gloves at the least.
Remove the cap that covers the holding tank outlets, and connect your sewer hose.
Put your sewer hose in the dump hole, at least four or five inches deep.
Secure it in place.
You can now open the black water valve.

Why wont my RV tanks drain?

The most common problem will be a clog of some sort right at the valve opening. If you are lucky it’s just a buildup of toilet paper and other organic stuff (aka number two). You need to flush the tank out backward from the valve opening to displace the clog and hopefully break it apart.

How do you unblock a grey water tank?

Dissolve 2 tablespoons per 10 litres of water for the best results. Let it shake around on your way home and drain afterwards. – Another option is to use a solution of vinegar and bicarb soda to clean the grey water tank.

What to do when Grey tank won’t drain?

It’s going to be harder to get a ton of water into the tank all at once. First put holding tank treatment into the kitchen sinks, bathroom sink, and bathtub and then try and dump as much water as you can down each drain all at the same time to get as much water flowing into the grey tank as possible. Hopefully doing this will unclog your grey tank.

Can You flush a grey water tank in a RV?

Just as your black water tank does, your RV’s grey water tank may come with a flush system — though power-washing the tank isn’t as critical as it is in the case of black tanks, which hold much more potent waste.

What should I do if my RV holding tank won’t drain?

Cold water will work as well but hot water is going to be more effective. Take the RV holding tank treatment and dump about 2-3 times more than you normally would down the toilet. Next, dump the 5 gallons of hot water+dishsoap down the toilet as well.

What’s the difference between grey and black water tanks?

Grey water is all the water used in your RV, except what goes to flush the toilet. That water is called black water. The water used for everything else — showering, cooking, washing dishes, and all other water-related activities — goes into the grey water tank. Both grey and black water tanks drain into the same outlet but have different valves.

Why is my black waste tank not draining?

If absolutely nothing comes out when you open your black tank they problem may be the gate valve. While it’s not a common problem it’s worth checking out.

What causes black and grey RV holding tanks to clog?

Reasons Black & Grey RV Holding Tanks Clog 1 Broken Gate Valve or T-Handle 2 Inorganic Blockage (flushable wipes, foreign objects, things like that) 3 Organic Blockage (valve was left open for a long time causing things to dry and harden creating a blockage)

When in a campground for several weeks I usually leave the gray tank drain valve open. Recently I noticed that my tank does not seem to be draining. I stuck a hose up past the valve so I know it is at least partially open and we have always been very careful about food particles we allow to go into the tank.

Is the Grey tank the same as the black tank?

There is also no direct opening to the grey tank like there is to the black tank. It’s going to be harder to get a ton of water into the tank all at once.

What to do when your black waste tank won’t drain?

If your roof cap was on properly it shouldn’t be anything more than a wasps nest or some toilet paper than found its way into the vent. If backflushing the tank sort of worked and there is at least some blackwater draining out of the black tank another thing you can try is to dump a 5 gallon bucket of water into the toilet.

Do you dump black water or gray water first?

Dump the black water tank first, then the gray tank. Dumping the gray tank last helps flush out the sewer hose. After you dump both tanks, thoroughly flush out the tanks. Some RVs have a built-in system for flushing.

Why do I have gray water in my holding tank?

A climb to the roof might be in order, if you have more one than stack, determine which is to the gray tank, open the gray valve insert hose down the pipe and dw or someone to watch for drainage. Dirt/mud daubers, wasp, and other varments can build nest and cause these symptoms.

There is also no direct opening to the grey tank like there is to the black tank. It’s going to be harder to get a ton of water into the tank all at once.