We may use our senses to check the general health of air conditioners: if they effectively chill a space, are relatively silent, and don’t smell, you can get on with your day. But what do you do when your heater starts making noises like rattling? Of course, it cannot be ignored, so we have provided you with a list of the causes.
The most likely structural problem causing the noise is a misaligned fan, a loose panel door, a malfunctioning motor, or debris on the appliance.
- By opening the panel door and tightening the screws on the fans, you can manually align the fans if they are out of alignment.
- If the issue is a panel door that isn’t securely fastened, tighten the screws along the cabinet door to fix it.
- You will have to completely replace it if the damaged motor is the cause of the issue. If you are unable to do it yourself, make sure to call a professional.
- Use a bristles brush to remove any debris from the unit.
When needed, portable air conditioners are convenient equipment that you can move from another room with ease. But convenience might often have unforeseen flaws. Continue reading if you want to learn more about potential problems with portable air conditioners.
How To Deal With Rattling Noises From A Portable AC
It’s time to pay attention to your portable air conditioner when you hear odd noises emanating from it.
It is crucial to receive a professional diagnosis because continued disregard will just make it more likely to malfunction and lead to more expensive issues. You can ask an HVAC expert for aid if you’re unsure about fixing it yourself.
The blades of the fans may strike the panels when they are out of alignment, producing a rattling sound. Fortunately, the solution won’t need for specialized equipment or reaching within the structure of the unit.
- Unplug the portable device to prevent mishaps.
- Using a stick inserted through the grills, push the fan blades.
- Use your free hand to align the blade that appears to be out of place. Ensure that it is level with the other blades; a deviation of just one centimeter can result in noise.
Fix The Panel Door Screws Firmly
If you’re lucky, your portable AC’s only problem will be this one. It is the easiest to fix, and you don’t need to be an expert in HVAC to do it.
If panel door screws are not correctly screwed in, they become loose and deteriorate with time.
The rattling sound that you hear when you turn on your portable air conditioner may have been brought on by the panel door’s slight, ongoing movement each time the device turns on.
- Utilizing a screwdriver, examine the panel’s screws.
- If you detect the screws swaying, tighten them.
Remove Any Debris Or Dirt From The Unit
Dust, tiny objects, and pet hair might make your portable AC malfunction. The entire machine awakens and begins to move when the unit is turned on.
If there is a lot of dirt within, it is likely that the motion will damage it and cause a peculiar rattling sound.
Foreign objects should be removed from the portable AC as soon as possible because they could potentially cause damage to any component.
- Obtain a cloth, a bristle brush, and coil cleaning liquid.
- Use the brush to clear away any solid waste and dust. If there is an excessive amount, a vacuum cleaner might be used.
- Utilize a specific cleaning solution to wipe the coils.
Change The Motor
If the damage is severe, the fan motor may need to be replaced. Since it is the most used component of a portable AC, this may be expected, but you should keep an eye out for when it begins to deteriorate.
A volt-ohmmeter can be used to test the fan motor before you do anything else.
- Remove the portable AC’s power supply.
- Connect the wires with the volt-ohmmeter.
- Replace your fan motors if the measurement is more than 30 ohms.
Since replacing the motor can be too risky for a non-professional to handle, make sure to get assistance from an HVAC professional.
How Do I Deal With A Squealing Portable AC?
When you first turn on your portable AC after a while, it can screech. To efficiently cool your room, the frozen lubricants only need some time to thaw.
Watch to see if the screeching sound continues after waiting for around 5 to 10 minutes. If it persists, it might be time to get in touch with a specialist.
The worst-case scenario might involve a fan motor issue, but if you haven’t used the machine all that much, it is advisable to obtain a more accurate diagnostic from a professional.
What To Do If Your Portable Air Conditioner Starts To Whistle?
Whistling sounds frequently represented blocked vents or a leaking duct. Fortunately, this can be fixed rather easily and without a lot of technical knowledge.
It could merely be necessary to clean or replace the filters, clean out the vents of anything, and fix any cracked ducts.
- Wrap the cracks in 181 foil-backed tape. The whistling sound is caused by these gaps allowing air to escape.
- For the best sealing, wrap the tape around the duct in an overlapping pattern.
- You can further seal this with mesh and duct sealant, guarding the duct from further cracks.
Cleaning A Portable AC
In the searing summer heat, portable air conditioners can be a lifesaver. Cleaning your portable air conditioner at the start and conclusion of each season is the smart thing to do because you wouldn’t want any hassles to arise when it’s most needed.
If you use the appliance frequently, you should empty it every day—ideally, every eight hours. Of course, you will need to clean and drain the machine more frequently the more humid your environment is.
Here’s how to effectively clean your portable air conditioner so that it’s prepared for each season.
Change The Filters
All of the dirt and debris that enters your portable AC is caught by filters. This makes it more prone to clogging, so you should pay more attention to it to avoid being surprised by why your unit suddenly stops circulating air effectively.
Your unit will have to work twice as hard to reach the desired temperature if the filters are clogged. This will cause the machine to work too hard and, in the worst situation, damage the compressor.
To complete the essential work more quickly, you must decide whether your filters are washable or disposable.
Remove The Water
Your portable air conditioner will be absorbing a lot of water from the outside air, depending on the humidity. It’s imperative that you empty the tank of water in order to maintain the appliance working properly.
- Find the drain in the back of the appliance.
- Drain the water out of the appliance and let it runoff into a pail or outside.
If you don’t want to frequently check the tank, one workaround is to get a portable air conditioner with a hose connection point for the drain so water can drain on its own.
Refresh The Coils
Another crucial component of your portable AC is the coils. If you allow them to accumulate dirt, it could seriously harm a system that allows cold air to be vented into your room.
Similar to clogged filters, dirty coils can reduce the performance of the portable AC. Due to the debris, the unit may have to work twice as hard, which could increase utility costs.
The coils can be delicate, so you can employ a specialist to clean them. You may, however, attempt to do it yourself.
- Take a moist cloth and a special coil-cleaning solution.
- Remove the dirt that has gathered on the coils by gently wiping them. A bristles brush can also be used to get rid of foreign items.
Clean Up The Area
Given that it requires little work, you may incorporate this into your usual cleaning schedule. The exterior of your unit can be cleaned using a cleaning solution and a fiber cloth.
This will guarantee that no pet hair or small dust enters the machine and that it operates well.
Portable air conditioners are great at reducing the temperature in a room. Despite having a lower cooling capacity than standard air conditioners, its portability is a benefit, particularly in smaller places.
To avoid problems, make sure to clean the equipment frequently.