Clearing a blockage restores service, but it may not explain why the problem returns. A useful service record, the right inspection timing, and a clear maintenance plan can help identify the next step.
Tank gallons tell only part of the story. Your busiest hour, overlapping fixtures, and installation conditions help determine which replacement will suit your home.
A used machine can fit your floor plan and still need substantial electrical work. Get the right information before comparing its purchase price with the cost of putting it to work.
Uneven cooling can come from the ductwork, return-air path, controls, or the room itself. A larger air conditioner may leave the same problem in place.