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Troubleshooting a Central
Air-Conditioning System

Water leaks into the walls or ceiling.
The unit constantly cycles on and off.
The air-conditioner doesn't get cold enough.

 

Water leaks into the walls or ceiling.

Check for:

  • Clogged drain hose from the condenser pan. (Attic installations)

Remedy:

  • Make sure the hose is able to empty the water.

The unit constantly cycles on and off.

Check for:

  • Something clogging the evaporator unit or blocking the fan.

Remedy:

  • Clean out the evaporator unit.

The air-conditioner doesn't get cold enough.

Check for:

  • Dirty condenser coil.
  • Direct sun on the evaporator unit.
  • Insulation that has fallen off the feed line.

Remedies:

  • Clean any debris from the condenser unit so clean air can circulate around the fans.
  • Create shade for the unit.
  • Secure the insulation firmly to line.
  • Replace any worn out insulation.
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