How do I get rid of an airlock in my water dispenser?

Author: Paxton Bergstrom  |  Last update: Monday, November 17, 2025

Airlock – This is a very simple problem that occasionally occurs with coolers that have just been installed or serviced. The cooler simply needs to be reset. This can be done by holding down/pressing both taps at the same time for a couple of minutes to allow the air to escape.

How to fix airlock in water dispenser?

If you have pressure on the hot side then cover the tap with a hand, hard, and turn both taps open. The high pressure should help force the air lock back up to the tank.

Why is there no water coming out of my water dispenser?

Check the air filter is clean and dry. If the filter does not let air in, then the bottle gets air locked. Always check for defects in the bottle or housing before installing a new bottle. When too much air gets in because of a leak, the water will fill the overflow, and the taps will not work.

Will an airlock clear itself?

It is quite rare for an airlock in a boiler to clear itself, so it is essential that the issue is addressed as soon as possible. If it goes untreated, airlocks can cause serious damage to your boiler.

How to take air out of a water pump?

Take a container filled with water and connect the suction hose directly to the container. Turn on the pump and let the water run for a few minutes. This process will help remove air from the pump system and replace it with water.

Unblock an airlock in the hot water system in ten seconds - no tools needed. (See disclaimer below.)

How do you fix a stuck water dispenser?

One of the most common causes of this water dispensing problem is a stuck water dispenser button. If it is pressed too hard, it can get stuck in the on position. To release it, try pressing it again. If this does not work, you can try unplugging your fridge for 5 to 10 minutes.

Why is there no water coming out of my water pump?

Some of the possible issues include: A blocked sediment filter or a failing filtration system. Low water table caused or overusing your water supply. Power surges that result in damaged capacitors.

Why is my dispenser not dispensing?

First, check the water supply. If the water bottle is empty or not seated correctly, it won't dispense water. Ensure the bottle is full and properly connected to the dispenser. If that doesn't solve the problem, there could be an issue with the dispenser's valves or faucets.

How do you unclog a water dispenser line?

If the water line is clogged, it can usually be cleaned out by running vinegar and baking soda through the line. Clogs are likely to occur if there is a flaw in the water line or if the water filter is not updated.

How do I get air out of my water supply line?

Turn On Faucets Throughout Your Home

It is only necessary to open the faucets a half turn to allow the air in your pipes to escape. After you turn on all the cold and hot water faucets in your house, you should also flush your toilets to clear out the air trapped in your pipes.

How to get air out of water dispenser line whirlpool?

Use a sturdy container to depress and hold the water dispenser lever for 5 seconds and then release it for 5 seconds. Repeat the process until water starts to flow at a steady pass and all the air is out of the water line.

How do you get air out of a water dispenser?

Use a sturdy container to depress and hold the water dispenser lever for 5 seconds and then release it for 5 seconds. Repeat the process until water starts to flow at a steady pass and all the air is out of the water line.

What is the best way to clear an airlock?

  1. Turn off the mains water supply. ...
  2. Turn on all taps to drain the water supply. ...
  3. Flush toilets until there is no water left. ...
  4. Turn off taps completely, then turn them on slightly to allow a small amount of water flow. ...
  5. Turn the water supply back on. ...
  6. Turn taps until they're half open. ...
  7. Turn taps on full to push any remaining air out.

What is the solution for airlock?

To manually remove an airlock, disconnect the discharge hose and let the pump run until water flows steadily. Reconnect the hose and ensure all connections are tight. You may also need to open valves to release trapped air.

Why is my water pump not pumping water from the tank?

There could be blockages in the system that is restricting flow. It is possible that the pumping system or mains switching system supply is designed for low flow. Clean all filters and strainers to ensure there are no blockages. If the flow is still not acceptable contact the pump manufacturer, repairer, or retailer.

How do you unblock a water pump?

One of the most reliable ways to clear a clogged pump is to physically remove the clogging debris by releasing the vacuum, disconnecting the suction tube and letting the water rush back through the suction tube to flush out the debris, however the debris still remains in the water to be pumped.

What is the most common problem of a water pump?

Water pumps are essential for various applications, but they can also experience common problems affecting their performance and reliability. Common problems include overheating, leakage, low water pressure, noisy operation, and cavitation.

How do you fix an airlock in a water dispenser?

On bottled water coolers, this may be caused by an airlock. Remove the bottle from the unit and drain all the water from the inside chamber using the taps. Replace the bottle and wait for the unit to refill. For mains fed water coolers, check your unit is plugged in and switched on at the wall.

Why did my water dispenser suddenly stop working?

If the water filter is not connected or inserted well, the water dispenser may not work. Make sure the water filter is locked in place properly. A clogged water filter is often a culprit of poor water pressure. You can also increase the water pressure by replacing the water filter in a timely manner.

How do you clear a water dispenser?

Unplug the water dispenser, remove the water bottle, and drain any water in the reservoir. Then, lift off the no-spill guard and baffle. Add 1 tbsp (15 mL) of bleach into 1 gal (3.8 L) of water and fill the reservoir ⅓ full with the solution. Scrub the reservoir and let the bleach sit for 10 minutes.

How do you get air out of water supply?

While these sounds can be scary and seem like serious issues, the cause is usually quite benign. Most often, a loud sound coming from your pipes is caused by trapped air. By turning off your main water supply and running all faucets for 10-15 minutes, you force any trapped air through your water pipes.

What causes air lock in a water pump?

Common Causes of Airlock in Pumps

- Inadequate Priming: When a pump is not properly primed, meaning the suction line and pump casing are not filled with liquid, air can be drawn into the system, leading to airlock.

What happens if air gets into a water pump?

Entrained air or gas/vapor can have a detrimental effect on the suction performance of a pump. Air or gas will expand in the inlet of the impeller, which blocks the liquid flow through the impeller, much like the blockage from cavitation vapor bubbles, both of which cause a decay in the pump discharge pressure.

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