The electrical contractor in the equipment can also make a chattering sound which can damage other components including the compressor if allowed to continue.
Attic air conditioner randomly rattles.
Another cause could be twigs or leaves that have clogged your system.
Noisy air conditioner solution.
Step 3 check for loose or broken parts.
When the filter is dirty and inhibiting airflow the system still has to get air so it sucks what it.
Mostly this will happen on the window air conditioners.
This isn t necessarily a common symptom but it s possible.
Fencing one or all sides of an air conditioner s outside unit can deflect noise.
Rattling is a common noise with air conditioners as the various fasteners throughout the machine can eventually come loose.
Attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents.
It can also indicate that a piece of your unit has broken off and is vibrating on the bottom of your unit as your air conditioner functions or be caused by parts of your unit being too close to the walls of your air conditioner.
This is the most complicated manner of fixing a rattling air conditioner because you will have to unscrew and remove the face of the unit in order to check the fan and the compressor for looseness and workability.
Mild squeaking from air conditioner likely not serious a bearing in need of lubricant or a dirty fan blade that is out of balance.
The primary moving part on an air handler is the blower assembly a big motor with a fan.
Since the outer part of the unit hang outside the window small animals or flying debris can enter into the air conditioner.
You should be able to remove any foreign objects by removing the fan grill.
If you hear rattling start by checking the screws or bolts holding any.
Read on to find the best solution based on the cause of the problem.
Noisy air conditioner the outside condenser of a central air conditioning unit can be very loud.
If your air conditioner starts making noise suddenly consider checking whether there is a foreign object which might have fallen into the unit.
Rattling from ac or duct again not very serious likely a loose panel in need of tightening or a loose ac duct.
Intake vents located at the lowest part of the roof under the eaves allow cool.
It s a very unhappy furnace or air conditioning filter.
Spray the cleaner onto a rag and clean any exposed parts of the air conditioner.
A rattling noise can mean that your air conditioner is starting to deteriorate and some of its parts are loosening.