Common Mini-Split Problems
Click on your issue below to learn about symptoms, causes, and solutions.
Mini-Split Not Cooling
Your mini-split is running but only blowing room-temperature or warm air. Common causes include refrigerant leaks, dirty filters, or a failing compressor.
Read GuideMini-Split Leaking Water
Water dripping or pooling from your indoor or outdoor unit. Usually caused by a clogged drain line, frozen coil, or cracked drain pan.
Read GuideMini-Split Making Strange Noises
Rattling, buzzing, grinding, or clicking sounds from your unit. Could be loose parts, a failing fan motor, or debris in the system.
Read GuideMini-Split Not Turning On
Your unit won't power up at all. May be a tripped breaker, blown fuse, dead remote batteries, or a faulty control board.
Read GuideMini-Split Freezing Up
Ice building up on the indoor coil or refrigerant lines. Often caused by airflow restrictions, low refrigerant, or a dirty coil.
Read GuideMini-Split Error Codes
Your unit is displaying an error code on the display or blinking lights. Each code points to a specific issue — here's what they mean.
Read GuideMini-Split Bad Odor or Smells
Musty, sour, or burning smells coming from your mini-split. Usually mold, mildew, or an electrical issue that needs attention.
Read GuideMini-Split Not Heating
Your heat pump isn't producing warm air in winter mode. Could be a defrost cycle issue, reversing valve problem, or refrigerant shortage.
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