What people keep running into with air conditioner
Complaints tagged air conditioner, each raised by more than one person. One-off posts are not included.
6 recurring problems · 26 people · 4 forums we read
Raised more than once
Most people first.
- 7Why is my AC air handler wet and smelly?Old HVAC systems accumulate dust and organic growth that trap moisture inside the air handler, causing heavy condensation and persistent foul odors. Resolving this deep-seated contamination in aging units often requires replacing the plenum box or the entire system.
- 6AC making loud noise again after repairThe air conditioning unit is repeating a loud noise even after a recent repair, requiring the entire system to be switched off to stop it. This ongoing malfunction prevents the unit from operating normally and leaves the home without reliable cooling.
- 5Why does my car A/C compressor keep turning on and off?An air conditioning compressor that repeatedly spins, catches, and stops causes low airflow for both cooling and heating. This short cycling prevents the system from maintaining stable pressures, leaving drivers frustrated by a lack of proper cabin climate control.
- 4What is this extra pipe dripping into my sink drain?The extra dripping pipe is an HVAC condensation drain line routed into your household plumbing. When it leaks or drips continuously, it usually points to a clog or blockage in the outflow line that prevents proper drainage.
- 2Cool air leaking from gap around AC copper pipe in atticAn unsealed gap where the copper refrigerant line enters an attic AC unit allows conditioned air to escape, creating a noticeable cool breeze in a hot space. Homeowners frequently discover this opening while changing filters and wonder whether it indicates a system malfunction or a harmless non-issue.
- 2Why is cold air blowing out of my AC drain line?Cold air blowing from the condensate vents happens when the air conditioner is running. While covering these lines stops the airflow, it causes the system's air pressure to create a thumping noise in the drain.
Comes up alongside
Topics that keep appearing on the same problems — not topics with similar names.