Monsoon humidity and your AC: what changes in July and August
Tucson's monsoon pushes dew points into the high 50s. Here is what that does to your AC, your swamp cooler, your vents and your drain line.
Tag · 48 articles
AC repair
48 articles tagged AC repair. Climate Pros Tucson matches Tucson-area homeowners with licensed local HVAC pros.
Seasonal
Troubleshooting
AC died in Tucson heat? What to do while you wait
Your AC quit in a Tucson summer. Here is how to keep one room safe, spot heat danger early, and what to tell the licensed pro you are matched with.
Troubleshooting
Emergency AC repair in Tucson: when to call and what to ask
AC out in a Tucson summer? Learn what counts as an emergency, the checks to run first, and the questions to ask a licensed pro before you book.
Troubleshooting
AC not cooling in Tucson: what to check before you call
Safe checks for an AC that runs but won't cool in Tucson: thermostat, filter, breaker, float switch, dusty coil, and when to call a licensed pro.
Troubleshooting
AC blowing warm air in Tucson: causes and what to check first
Your Tucson AC runs but the air feels warm. Start with the thermostat, filter and breaker, then learn which causes need a licensed pro.
Troubleshooting
AC running but can't keep up in Tucson heat?
AC running all afternoon but the house won't cool? Learn when it's normal drift on a Tucson 110F day and when it points to a real fault.
Troubleshooting
AC running constantly in Tucson: normal or a problem?
A Tucson AC can run nearly nonstop on 100F+ afternoons and still be fine. Learn the signs that constant running points to low charge or a dirty coil.
Troubleshooting
AC not turning on in Tucson: what to check before you call
AC won't start in the Tucson heat? Check the thermostat, breaker, outdoor disconnect, drain float switch and filter in order, then know when to call a pro.
Troubleshooting
AC not working after a power outage in Tucson: what to check
After a monsoon outage, turn the thermostat off, check the breaker, then restart the AC slowly. Here's the reset order and when to call a licensed pro.
Troubleshooting
How to reset your AC unit safely
Reset an AC the safe way: thermostat off, breaker off, wait, then restart. Includes rooftop package units, monsoon outages and when to stop and call.
Troubleshooting
AC keeps tripping the breaker in Tucson
An AC that trips its breaker is drawing too much power or has a short. Causes in Tucson heat, what to check, and when to stop resetting and call a pro.
Troubleshooting
AC capacitor replacement in Tucson: signs, causes and what to ask
Humming outdoor unit or a fan that won't spin? Learn the signs of a failing AC capacitor, why Tucson heat wears it out, and what to ask a pro.
Troubleshooting
AC drain line clogged: rooftop and closet units
A clogged AC drain line trips a safety switch or leaks water. Here is how it differs for rooftop package units and closet air handlers in Tucson.
Troubleshooting
AC refrigerant leak: signs, repair and why a top-off is not a fix
Warm air, ice on the lines or a hissing coil can mean a refrigerant leak. Learn the signs and why adding freon alone is not a repair for a Tucson home.
Explainers
R-22 vs R-410A vs R-454B: refrigerant guide for Tucson owners
Which refrigerant is in your Tucson AC, what the EPA rules actually say, and how to decide between a top-off, a repair and a replacement.
Troubleshooting
AC banging noise: causes and when to shut it off
A banging AC in Tucson heat can be a loose duct, debris in the blower or a failing compressor. Learn which sounds mean shut it off and what to tell the pro.
Troubleshooting
Mini split repair in Tucson: common problems
Mini split not cooling or showing an error code? Common Tucson problems from dust-clogged filters to drain leaks, what to check, and when to call a pro.
Troubleshooting
Fujitsu mini split not cooling: first checks
A Fujitsu mini split that runs but does not cool in Tucson heat? Check mode, filters, airflow and the outdoor unit, then know when to call a licensed pro.
Troubleshooting
White-Rodgers thermostat not cooling: what to check
Your White-Rodgers thermostat says Cool but the house stays hot. Check mode, setpoint, power and the outdoor unit, then learn when to call a pro.
Rebates & costs
How much does AC repair cost in Tucson? What shapes the quote
Get a straight read on what drives a Tucson AC repair quote, which questions expose a padded bid, and when a repair stops making sense.
Explainers
Do I need a permit for HVAC work in Tucson?
In the City of Tucson, replacing an AC, furnace or heat pump needs a permit. See the listed fee, who pulls it, and what changes outside city limits.
Rebates & costs
Why is my TEP bill so high in summer?
Why a Tucson summer bill jumps: 100F days, warm nights, TEP peak pricing windows, dust on coils and duct leaks. Plus what to check.
Explainers
The 5,000 rule for HVAC: repair or replace in Tucson
The 5,000 rule multiplies your system's age by the repair quote. See how to use it in Tucson's heat, and where the rule falls short.
Buying guides
Repair or replace your AC in Tucson: how to decide
Weigh the age, refrigerant, repair quote and rooftop access to decide whether to fix or replace your Tucson AC. Includes the 5,000 rule and TEP rebates.
Troubleshooting
Hard start kits: when they help and when they hide problems
A hard start kit adds startup torque to an AC compressor. See when it helps a Tucson system, when it hides a bigger fault, and what to ask a licensed pro.
Troubleshooting
AC fan not spinning in Tucson: safe checks and when to call a pro
When the outdoor AC fan won't spin in a Tucson summer, the cause is usually a capacitor or motor. Know the safe checks and what to leave to a pro.
Troubleshooting
AC short cycling in Tucson: why it happens and what it costs
A short cycling AC turns on and off every few minutes, which wears parts and wastes power in Tucson heat. Here are the causes and the fix path.
Troubleshooting
Why is my AC freezing up?
Ice on your AC line or coil in Tucson? Shut it off, thaw it, check the filter and airflow, and know when low refrigerant means calling a licensed pro.
Troubleshooting
AC making a loud noise: what each sound means
Buzzing, squealing, banging and hissing each point to a different AC problem. Match the sound to the likely cause and learn when to shut the unit off.
Troubleshooting
AC hissing noise: causes, what's normal and when to call
An AC hissing noise can be harmless or a refrigerant leak. Learn which sounds are normal, which signal trouble, and how a licensed Tucson pro handles the fix.
Rebates & costs
AC compressor replacement cost in Tucson
A failed compressor is among the costliest AC repairs. When a new one pays off on an older Tucson unit, what warranties cover, and why refrigerant matters.
Buying guides
What size AC do I need in Tucson? Why square footage isn't enough
Square footage alone won't size a Tucson AC. See what a load calculation measures, from west glass to block walls and attic ducts.
Troubleshooting
Mini split head dripping water: what to check
A mini split head that drips is usually a clogged drain, a dirty filter or a frozen coil. What to check yourself, and why Tucson monsoon humidity adds load.
Explainers
Does your landlord have to fix the AC in Arizona?
Arizona landlords must keep cooling in good working order where it is installed, and Tucson sets an 82F cap for rentals. Put your request in writing.
Troubleshooting
AC repair scams to avoid in Tucson and how to check a contractor
Spot the common AC repair scams in a Tucson summer, from pressure tactics to unlicensed work, and use roc.az.gov to verify any contractor before you pay.
Troubleshooting
Who to call for AC repair in Tucson: pro, landlord or warranty
Your AC quit in Tucson. Decide whether to call a licensed HVAC pro, your landlord, an electrician or a warranty company, and what to ask first.
Explainers
AC repair across Tucson neighborhoods: what changes by area
AC problems and equipment differ from central Tucson to Oro Valley, Marana, Sahuarita and the foothills. See what to expect and what to ask a pro.
Troubleshooting
AC won't turn off in Tucson: long runtime or a real problem?
AC running nonstop in a Tucson summer? Learn the difference between normal long runtime on a 105F day and a stuck contactor, thermostat fault or frozen coil.
Troubleshooting
AC squealing noise: causes and what to do in Tucson
A squeal from your AC is usually a motor bearing, a belt or a startup problem. Here's how to tell which, when to shut it off and what to ask a Tucson pro.
Troubleshooting
Heat pump reversing valve: signs and repair in Tucson
A stuck reversing valve leaves a heat pump cooling in heat mode or heating in cool mode. Learn the signs, what is safe to check, and when to call a pro.
Troubleshooting
Window AC repair in Tucson
A window AC that fails to cool is often a dirty filter or coil, a bad fan or capacitor. What to check, when repair pays, and Tucson renter rules.
Buying guides
Portable AC units in Tucson: when they help and when they don't
A portable AC can be a stopgap when your system fails in a Tucson summer, but it has limits. See how hose type, venting and room size decide the result.
Explainers
HVAC for office buildings in Tucson
How Tucson office HVAC works: rooftop units, zones, who controls what in a leased suite, and what to ask a licensed pro when a space runs hot or cold.
Buying guides
HVAC repair by brand: what to know about Trane, Carrier, Lennox and more
No brand is immune to AC failure. See how to read your nameplate, what warranties say about parts and labor, and how a Tucson pro should quote a repair.
Seasonal
Monsoon lightning, power flickers and your AC
Monsoon lightning and power flickers can damage an AC. What to do before and during a storm, what damage looks like, and what a surge protector can't do.
Troubleshooting
AC can't keep up at 110F in Tucson: normal limits vs a real problem
At 110F a Tucson AC may let the house drift a few degrees. See what's normal, what the design limit means, and which signs point to a fault.
Troubleshooting
Why AC capacitors fail in Tucson summers
Long run times, warm July nights and monsoon power flickers wear out AC capacitors. Why Tucson summers are hard on them and how to make one last longer.
Explainers
Cooling a slump block or adobe home in Tucson
Heavy block and adobe walls store afternoon heat and release it after dark. How that changes AC sizing, thermostat settings and insulation in Tucson.
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