Should the Delonghi portable air conditioner be emptied? [And how to do it] - (2023)

You recently bought a DeLonghi portable air conditioner and are wondering if you should empty it. And if you decide to drain it yourself, how? We investigated these questions and this is what we found for you.

You should empty your DeLonghi portable air conditioner at the end of the season because it's designed for that. To drain the water, you can follow this simple 3-step process:

  1. Unplug your device from the wall.
  2. Locate the drain valve on the side of the unit.
  3. Drain the water into an empty bowl or container.

Well, what if you are in a wet area? How often should you empty your device? Stay with us as we address this topic and other potential issues you may encounter with your DeLonghi portable air conditioner.

Should the Delonghi portable air conditioner be emptied? [And how to do it] - (1)

How often should you drain your DeLonghi portable air conditioner?

As recommended byDeLonghi, the device must be emptied at the end of the season. Depending on the humidity in your room, you may need to empty your device frequently. In extremely humid areas, the water must be drained every timeeight hours.

If you live in an arid climate, you won't need to empty your portable air conditioner very often. This is because the water used to fill your portable air conditioner comes from cooling warm, humid air. If the air around you is dry, the air conditioner will not remove the moisture.

What are the implications of not draining a portable air conditioner?

those are the fewPosible problemsWhat can happen if you choose not to drain your portable air conditioner:

Float switch tells device to turn off

Should the Delonghi portable air conditioner be emptied? [And how to do it] - (2)

This is the most typical result. Most portable air conditioners incorporate a float switch. The float switch is used to turn off the air conditioner when the condensed water tank is full of water.

When an air conditioner's tank is full, an alarm usually sounds to inform you of the situation. This way you will know when it is time to empty the tank.

Condensate tank overflow

If the float switch on your portable air conditioner is faulty, there is a risk of water overflow. This isn't a huge problem in and of itself, but it can cause water damage to your home.

mold growth

Mold can grow inside air conditioners, something most people are unaware of. Portable air conditioners that have not been emptied are susceptible to mold growth. Leaving water in the tank of your portable air conditioner creates a humid atmosphere ideal for mold growth.

Why does a mobile air conditioner leak?

Should the Delonghi portable air conditioner be emptied? [And how to do it] - (3)

When the warm air in your home cools, air conditioners produce water. Water falls from the air as it cools in your home and is collected in an AC tank.

However, if the air in your room is more humid than normal, your portable air conditioner will produce more water than normal. Mainly, the cause of the increase in humidity can be bothinternal or external factors.

the internal factor

Moisture comes from activities like cooking and showering. If you have many visitors, the humidity in your house can also rise due to people's breathing.

External factors

Moist air can also enter your home from outside. When it's hot and humid outside, your air conditioner produces water as it cools and dehumidifies the warm, humid air.

The presence of water indicates that your air conditioner is working properly. However, if additional water is leaking, it could indicate that a source of moisture is entering the air in your home.

To add to thatdirty air filters or a clogged drain lineyou can quickly fill a portable air conditioner with water.

How to prevent portable air conditioner from leaking?

Should the Delonghi portable air conditioner be emptied? [And how to do it] - (4)

In this case, you must locate and eliminate the source of moisture. The outdoor air entering your home is one of them.Thosedue to excess moisture.

Warm, humid air from outside can enter your home through cracks around windows and doors. Make sure all holes and gaps in your home are sealed to prevent outside air and moisture from entering.

He also wears adehumidifierto remove extra moisture and protect the air conditioner from overheating. Also, to unclog the air conditioner, clean the filters, the drain hose, and drain the tank.

How do you clean a portable air conditioner?

Should the Delonghi portable air conditioner be emptied? [And how to do it] - (5)

In order for your portable air conditioner to run efficiently, it is recommended that you do thisSauberthe dust filter once a week during use. Remove dust from the filter with a vacuum cleaner. If it is very dirty, soak it in warm water and rinse it several times. After washing, allow the filter to air dry.

How long can a portable air conditioner work?

You can leave your mobile air conditioner runningunlimited. You can usually keep your air conditioner running all season long by regularly cleaning the air filters and emptying the condensate tank.

However, this does not mean that you should always keep the air conditioning on. It's a good idea, like other mechanical devices, to give your portable air conditioner an occasional break.

Turning off your portable air conditioner allows it to cool down and prevents damage to its components. Regardless of whether you turn off your air conditioner, it should be turned off periodically after the room has cooled down.

A properly sized air conditioner will run in 10 to 20 minute intervals as your room cools down to the temperature set point.

Can a continuous drain be set up for a portable air conditioner?

Should the Delonghi portable air conditioner be emptied? [And how to do it] - (6)

It is possible to drain your portable air conditioner continuously. You must install a drain pipe if you want your portable air conditioner to run continuously.

The water in the condensed water tank is automatically drained through the drain pipe. The drain hose is connected to the condensate tank at one end and to a drain at the other end. Alternatively, the condensate hose can be routed to the outside.

Using a drain line will prevent water from collecting in your condensate tank. With this design, you don't have to worry about emptying the condensate tank.

However, even this alternative does not eliminate the presence of water in your condensate tank. Clean the filter regularly and check for mold from time to time.

What are common DeLonghi portable air conditioner problems and how to fix them?

Here are some commonProblemsYou may find your DeLonghi portable air conditioner and how to fix it:

1. The device only works for a few minutes.

Cause(s): There are several reasons for this. This may be caused by a kinked exhaust hose or objects blocking the air outlet of the unit. It could also be because the hose is not properly connected to the device.

Troubleshooting: If the hose is tightly coiled, unfold that area. Remove any objects that are preventing airflow out of the device. And fix the loose hose connection firmly with fasteners.

2. Device won't boot or turn on

Cause(s): Your device may not start because there is no power supply. This problem can also be caused by a tripped internal security device.

Troubleshooting: Make sure your portable air conditioner is plugged into an electrical outlet and not a power strip or extension cord. Look for a blown fuse or tripped circuit breaker. If the circuit breaker has tripped, use a circuit breaker to reset it.

3. The device does not cool the room.

Cause(s): Most of the time, the filter needs to be washed and is clogged. It can also be due to excess heat coming from outside. Or it may simply be that the capacity of your device is not enough to cool the room.

Troubleshooting: You can try removing and cleaning the dirty filter. Remove the filter cage by opening the side exhaust hose opening. If not, you should hire a professional to clean it.

If your device does not cool the room, you should first check that all doors, windows, and curtains are closed. Even if they are all closed, heat sources such as a stove or hair dryer may still be present in the room.

Make sure your room is not larger than the capacity of the device. If the room is larger, you must have one or two larger air conditioners. Also make sure the exhaust hose is properly connected and the dust filters are clean.

FinallyShould the Delonghi portable air conditioner be emptied? [And how to do it] - (7)

Mobile air conditioners require regular maintenance to function properly. Draining the water from the condensate tank is one of the most important tasks to keep your mobile air conditioner running.

If you are hesitant to take responsibility, you can always ask professional air conditioning technicians for help in fixing the problems you are having with your unit.

You can find our article onWhat to do if your DeLonghi air conditioner has a leak?useful.

You can also read these articles to learn more about portable air conditioners:

How much electricity does a mobile air conditioner consume? [According to BTU]

How to install a Delonghi portable air conditioner?


Does Delonghi portable air conditioner need to be drained? ›

Our portable air conditioners are designed to be drained at the end of the season. The units will use the water collected from the humidity in the room to cool the condenser (the hottest part of the appliance) allowing for maximum efficiency.

Do portable AC units need to be emptied? ›

In general, portable air conditioners should be drained after every 8 hours. The frequency varies depending upon the model you own. Few air conditioners work efficiently without draining for a month.

Do you need to drain your portable AC to have cold air? ›

In most cases, your portable air conditioner will not need to be drained. Edgestar, Avallon and Koldfront portable air conditioners use a condensation exhaust system to expel water vapor collected during the dehumidifying/cooling process. This moisture is released through the exhaust hose along with hot exhaust air.

Why do I need to drain my portable AC? ›

When condensation builds up inside the portable AC's tank without being drained, water can overflow and leak out of the unit. As with any moist environment, the tank filled with stagnant water can also become a breeding ground for mold.

Why does my Delonghi portable air conditioner keep filling with water? ›

The unit is designed to collect the moisture from the air in the room. If the room has a high humidity level, the unit will work harder to cool the air thus collecting more water.

What portable air conditioner does not need to be drained? ›

An honorable mention goes to the Honeywell 14,000 btu portable cooler with its auto-evaporation system that allows for continuous operation without the need to drain water or empty a bucket. It's another popular brand model with a name most people already know and comes with a good many 4 or 5 star reviews on Amazon.

What happens when portable AC is full of water? ›

What happens to the excess water that is removed from the room air depends on the particular type and model of portable AC you have. Some portables allow the water to drain into an internal tub or bucket that needs to be manually emptied from time to time.

How do I maintain my Delonghi air conditioner? ›

To maintain the efficiency of your Pinguino air conditioner, we recommend that you clean the anti-dust filter every week the device is being used. Use a vacuum cleaner to remove dust from the filter. If it is very dirty, submerge it in lukewarm water, rinsing several times. After washing, let the filter dry naturally.

Can I use a portable AC in a room with no window? ›

These AC units are like self-contained heat pumps: They collect heat from a room and send it somewhere else through an exhaust vent. But portable ACs don't need to vent out a window, so long as you can find another way to send the heat outside.

What happens if you don't vent portable air conditioner? ›

If you take off the vent hose, though, the AC will just run your room air through a cycle between cool-and-dry and hot-and-humid. Since most units consume about 1,000 watts of electricity, this would actually heat up your room far more than it would cool off.

Is it better to leave portable AC on all day? ›

A window AC or portable air conditioner can run 24 hours a day, 7 days a week without shortening its average lifespan. Running continuously will not cause overheating, excessive wear and tear to the unit, or any other damage that will shorten its life.

How often I should empty the water in my portable AC? ›

In high humidity areas, homeowners will have to drain the portable AC every few hours (2 to 8 hours, in general). In other areas, you have to drain the unit once per day or every few days.

How much water should drain from air conditioner? ›

Your air conditioner should naturally drain water that was once humidity out of your home. On average, you can expect 5 to 20 gallons of condensate per day. If water is not draining, your climate may be too dry or your system is not functioning properly.

Why is my Delonghi Pinguino not blowing cold air? ›

check that the unit temperature setting is lower than the room temperature; check that the fan is blowing warm air from the back of the unit; check that you hear the compressor kick on after start up (could be a 3 minutes delay); check that the filter is clean and unit has not error messages.

What is the lifespan of a portable air conditioner? ›

Portable AC — 5-10 years. Residential single whole-home AC unit — 15 years. Central air-source heat pumps — 15 years (and up to 20–25 years if well-maintained and in a well-insulated home)

What is the best way to vent a portable air conditioner? ›

However, portable air conditioners do require venting via a window or wall. Once you've positioned the portable air conditioner where you'd like it, you must set the exhaust hose through an opening to the outside so that it can vent hot air out of the room.

Do portable air conditioners use a lot of electricity? ›

They're extremely low energy-efficiency.

If we just take the sample of an 8,000 BTU (250 square feet of cooling power) portable unit with a standard EER, we can expect the unit to consume between 900 and 1100 watts. That's like a microwave running 24-7!

Do portable AC units produce carbon monoxide? ›

The short answer is no, air conditioners are unable to produce carbon monoxide. Carbon monoxide can only be emitted from fuel-burning devices. AC units run on electricity, so there's no possible way for them to produce carbon monoxide.

What can you not do with a portable air conditioner? ›

While it may seem counterintuitive to keep your portable AC unit away from sunny and warm rooms, the heat of the sun can cause your unit to overwork. An overworked unit will lead to a shorter lifespan. So while you can certainly place the unit in a warm room, just try to keep the unit itself out of direct sunlight.

Can I vent a portable AC into the cold air return? ›

Is it safe to direct a portable AC hot air vent into a home return vent? Sure it is safe. But it is not very efficient because your home AC will take that hot exhaust and try to cool it back down to the very low temperature it sends to the home cold air vents.

Is it cheaper to leave portable AC on all day? ›

The answer to the question “is it cheaper to leave your air conditioner on all day?” is a resounding yes. You'll save money on your energy and repair bills, especially during the summer months.

What temperature should I set my portable air conditioner? ›

According to the Department of Energy1, 78° Fahrenheit is the sweet spot for air conditioners to balance energy savings and comfort when people are at home and need cooling.

Should I turn off portable AC at night? ›

The short answer is, yes. Turning your AC on and off periodically will waste energy, as opposed to leaving it on all day and bumping up the temperature when you're not at home. That's because more energy is required to reach a thermostat setting after the system has been turned off and back on.

Do all portable air conditioners need a drain hose? ›

The short answer to this is that you can safely run a portable air conditioner without a vent hose, but you should only do it in dehumidifier mode, and it will actually heat up your room.

How often should you drain water from a portable air conditioner? ›

Depending on the humidity in your space, you will need to drain your portable air conditioner as often as every 8 hours. However, you usually won't need to drain your portable air conditioner this often. If you live in a dry area, then you will rarely need to drain your portable air conditioner.

Where does portable air conditioner water drain? ›

How do portable air conditioners drain water?
  • Fully Self-Evaporative Models: Advanced portable ACs automatically evaporate moisture out the exhaust hose along with warm air. ...
  • Gravity Drain and Condensate Pump: Another common way to get rid of collected moisture is to attach a drain hose.


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