Air conditioning
- AC blowing warm air: what to checkWhen the air is warm but the fan is running, the outdoor unit is usually not doing its share.
- AC won't turn on: what to checkAn AC that will not start at all is a power or control problem before it is a big problem.
- Ice on the AC lines: what to doIce on the copper lines or the indoor coil means the coil is freezing.
- AC runs and never stops: whyAn AC that runs and runs is either not keeping up or is not being told to stop.
- AC keeps tripping the breakerA breaker that trips is protecting the wiring from something pulling too much current.
- Loud, grinding or squealing HVACA moving part is on its way out.
- Some rooms hot, some rooms coldWhen the air is not getting where it should, the cause is usually the duct work, sometimes a zone panel, and rarely the unit itself.
- The energy bill jumped: what to checkWhen the bill jumps and the weather did not, the system is working harder than it needs to.
Heating, refrigeration and deciding
- Furnace not heating: what to checkA furnace that will not heat usually comes down to the thermostat, airflow, ignition or a safety switch.
- Walk-in cooler too warm: what to doA walk-in that is climbing has product inside, so do two things at once: protect the product and get the unit looked at.
- Repair or replace your AC or furnaceRepair when the problem is a part: a capacitor, a motor, a belt, a board.
- Before you call for HVAC repairMost calls go faster when you have run a few quick checks and have a few facts ready.