Air Conditioner: Runs briefly then shuts down, very high head
Runs briefly then shuts down, very high head on a air conditioner: Possible causes and checks for: runs briefly then shuts down, very high head.
Common causes of runs briefly then shuts down, very high head
- Dirty condenser coil (leaves/grass), overcharge, failed compressor/fan motor, bent fan blade
How to fix runs briefly then shuts down, very high head: step by step
- High condenser split
- Compressor trips internal overload
- Clean coil
- Trim vegetation
- Caution — discharge line very hot. (32F) p.881 [855]
If the unit shows an error code, look it up: Carrier Air Conditioner codes Goodman Air Conditioner codes KeepRite Air Conditioner codes Lennox Air Conditioner codes Trane Air Conditioner codes
Source: General HVAC service practice — verify per model. Written in our own words as a summary; always check the original manual.
General guidance for qualified technicians. The manufacturer's installation and service manual and local codes always take priority. Aurora Star Tech is not affiliated with, endorsed by or sponsored by any equipment manufacturer; brand and model names are used only to identify equipment and belong to their owners.