Seasonal tune-up and full diagnostic on your Carrier, Trane, or Goodman system - readings shown to you before any repair is proposed
Diagnosis first, numbers second - you approve the repair price before a single part goes in.
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AfterFast, Reliable AC Repair Across Schertz
When your AC quits in Schertz, you need a straight answer on what’s wrong, what it costs to fix, and who’s showing up. Most AC repairs in Schertz run $150 – $650, and our AC Repair team gets to homes across the area the same day you call. We’re Dalton Heating & Air, a Garrison Partners company held to The Garrison Standard since 2003: the price is in writing before any work starts, the repair is guaranteed in writing for a full year, and if it fails, we return at no charge. Call (361) 306-9515 and a live person answers – always.
Why Dalton Heating & Air Is Schertz’s Preferred AC Repair Company
Schertz homeowners call our Schertz Furnace Repair team because they’ve been burned by no-shows and door-price surprises. That doesn’t happen here. Every job starts with a written price, not a handshake estimate. Marco Benitez, who leads Dalton Heating & Air, enforces The Garrison Code on every call: arrive inside the stated window, price in writing before starting, do the job by the book, leave the site clean, and stand behind the work for a full year. That’s the standard, not a sales pitch.
We answer our phones with a live person 24/7. No voicemail queue, no callback window. When your AC dies at 2 a.m. in July, you talk to someone who can dispatch a background-checked, uniformed technician to your door in Schertz. Our techs are factory-trained to service nine major residential brands: Carrier, Trane, Lennox, Goodman, Rheem, York, Daikin, Bryant, and American Standard. They carry common parts on the truck, so many Schertz calls get fixed in a single visit.
Being local to the Schertz area matters. We know that homes off FM 3009 and along the Cibolo Creek corridor run condensers in shaded side yards, which hides slow refrigerant loss until the electric bill spikes. We know that west-facing thermostats in Schertz bake 3 – 5°F hotter than the return air. That local knowledge changes how we diagnose, and it changes how fast we get your house cool again.
AC Not Blowing Cold Air in Schertz
AC Not Blowing Cold Air is the most common no-cool call we get in Schertz from May through September, and the fix usually comes down to one of two things: a weak capacitor or a low refrigerant charge. A capacitor is a small cylinder that gives the compressor and fan motor the kick they need to start; when it fails, the compressor short-cycles until the start winding cooks, and the house never reaches setpoint. A refrigerant recharge – topping off the cooling fluid your system needs to reach set temperature – is often needed when years of thermal cycling at 100°F+ condenser-inlet air temps cause a slow weep at a valve. Most of these repairs in Schertz run $150 – $650, and we’ll put that number in writing before we touch a screw.
Diagnostic Checklist We Run
Our techs start every no-cool call in Schertz with the same sequence: check the capacitor, check the refrigerant charge, check airflow across the evaporator coil. Schertz sits in a pocket where Gulf moisture and hill-country heat stack, so wet-bulb readings run high enough that a unit can hold temperature but still leave the house clammy. That means our first question is often “airflow or refrigerant charge?” rather than “is it undersized?” – a diagnosis sequence shaped by this specific moisture profile.
What a Capacitor Replacement Costs
A failing dual-run capacitor typically costs $150 – $300 to replace in Schertz, part and labor included. It’s a 30-minute job on most systems, and we stock the common sizes on the truck. If the capacitor has already taken out the compressor, that’s a different conversation – and we’ll walk you through repair versus replace with honest numbers, not a hard sell.
AC Maintenance in Schertz
AC Maintenance in Schertz isn’t optional if you want a system that survives our summers. A tune-up runs $80 – $200 and includes a coil clean, capacitor test, refrigerant charge check, and thermostat calibration. Schertz’s high wet-bulb readings mean a dirty evaporator coil or low charge shows up as a sticky, clammy house long before it shows up as a full failure. Annual maintenance catches the slow-bleed refrigerant loss and the weak capacitor before they strand you on a 104°F afternoon.
What’s Actually Checked
We test the capacitor’s microfarad rating under load, not just visually. We check the refrigerant charge against the manufacturer’s subcooling spec. We measure static pressure across the evaporator coil – in Schertz attics, duct leakage pushes static pressure up and airflow down right when the wet-bulb is highest, which ices the coil and leaves the house warm even though the thermostat reads satisfied. A proper tune-up finds that before it becomes a no-cool call.
Flat Price, No Upsell Pressure
Our tune-up price is flat, and it includes a written report of what we found. Our technicians are not paid on what they sell. If we find a problem, you get a written quote for the repair. If we don’t, you get a clean system and an honest answer. That’s the whole point.
Trusted Brands We Service in Schertz
We service and repair all nine major residential HVAC brands, and in Schertz we see a lot of Rheem, York, Daikin, and Bryant systems in the tract-built neighborhoods along Schertz Parkway and in the newer subdivisions near Wiederstein Road. Because we’re factory-trained on these brands, we know the failure patterns before we even pull the panel – and we stock local parts for Schertz customers so most repairs are same-day. Whether it’s a York condenser from a 2012 build or a Daikin heat pump from a 2019 install, our techs have the training and the parts to fix it right the first time.
Common AC Repair Problems We See in Schertz Homes
- Capacitor failure on high-humidity afternoons. A weak capacitor fails silently during the most humid part of the day, letting the compressor short-cycle until the start winding cooks. This is the most common no-cool call we see in Schertz from May through September.
- Slow refrigerant loss from thermal cycling. Years of 100°F+ condenser-inlet air temps cause Schrader valve weeps that drop the charge 6 – 10 ounces a year. Because many Schertz homes have condensers in shaded side yards, homeowners don’t notice the extra runtime until the electric bill spikes.
- Duct leakage in attic runs. Attic duct leakage pushes static pressure up and airflow down right when the wet-bulb is highest, so the evaporator coil ices over and the house feels warm even though the thermostat reads satisfied. Schertz’s older homes are especially prone to this.
- Thermostat calibration drift on west-facing walls. In homes where the thermostat sits on a west-facing wall, the wall bakes 3 – 5°F hotter than the return air. The thermostat short-cycles the system, and it never removes the real latent load – the house stays sticky all afternoon.
Pricing for AC Repair in Schertz, TX
Here’s the honest breakdown of what AC work costs in Schertz. A diagnostic plus common part replacement – capacitor, contactor, or charge adjustment – runs $150 – $650. A full tune-up runs $80 – $200. A new system, condenser and evaporator coil or heat pump sized by a proper load calculation, runs $3,500 – $7,500. The spread comes down to the part that failed, the brand, and the refrigerant type. We give you the exact number in writing before any work starts, and that number doesn’t change at the door. Call (361) 306-9515 for a free estimate.
| Service | Price Range |
|---|---|
| AC Repair (diagnostic + common part replacement, includes capacitor/contactor/charge adjustment within range) | $150 – $650 |
| AC Tune-Up (coil clean, capacitor test, refrigerant charge check, thermostat calibration) | $80 – $200 |
| AC Installation (new condenser + evaporator coil or heat pump, tonnage sized by load calculation) | $3,500 – $7,500 |
One more thing about pricing in Schertz: we don’t charge overtime for emergency calls. If your AC dies at 9 p.m. on a Saturday in July, the price is the same as a Tuesday morning. That’s a Garrison Standard term, and it applies to every job we do here.
We Also Serve Cities Near Schertz
Beyond our AC Repair in Schertz work, Dalton Heating & Air serves the surrounding communities: Universal City, Cibolo, Converse, and Marion. If you’re in one of those areas, we cover you under the same Garrison Standard – written pricing, a full-year written guarantee, and a live person on the phone 24/7.
Serving Schertz, TX - Our Local Coverage Area
We’re based in the Schertz area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About AC Repair in Schertz
It’s usually the capacitor. A weak dual-run capacitor drops the compressor’s start winding and the unit runs without actually cooling – this is the most common no-cool call we see in Schertz from May through September. A low refrigerant charge is the second most common, often from a slow Schrader valve weep. The only way to know for sure is a diagnostic: capacitor test under load plus a subcooling check. We do both on every no-cool call, and the diagnostic is part of the repair price. Call (361) 306-9515 to get on the schedule today.
The repair-versus-replace call in Schertz comes down to three numbers: the cost of the repair, the age of the system, and the condition of the coil. If the compressor is dead on a 14-year-old R-22 system, replacement usually wins – a new 15.2 SEER2 heat pump sized by load calculation runs $3,500 – $7,500 and cuts the summer electric bill measurably. If it’s a capacitor on a 6-year-old system, repair wins at $150 – $300. We’ll show you the math on both options, in writing, and you decide. That’s how it’s supposed to work.
A typical AC repair in Schertz runs $150 – $650, and that includes the diagnostic, the part, and the labor. Every repair comes with a written guarantee for a full year, and if the repair fails within that year, we return at no charge – that’s the 365-Day Done Right Promise, and it’s automatic on every job. The price is in writing before any work starts. No upsells, no door-price surprises. Call (361) 306-9515 for an exact quote – estimates are free.
That sticky feeling is a latent load problem, and in Schertz it’s tied to our specific moisture profile. Schertz sits where the Gulf moisture plume and Central Texas hill-country heat stack, so wet-bulb readings run high enough that a unit can hold temperature but leave the house clammy. The cause is usually airflow – a dirty coil, duct leakage in the attic, or a refrigerant charge that’s drifted low. All of those reduce the system’s ability to pull moisture out of the air. A proper diagnostic with static pressure and subcooling measurements will pinpoint it. Call (361) 306-9515 and we’ll get a tech to your home in Schertz today.
We service heat pumps and mini splits in Schertz, along with traditional split systems – and we’re factory-trained on all nine major brands: Carrier, Trane, Lennox, Goodman, Rheem, York, Daikin, Bryant, and American Standard. Heat pumps are common in Schertz homes built after 2015, and mini splits show up in garage conversions and additions off FM 1518. Both have their own failure modes, and our techs know them. Call (361) 306-9515 with your system’s brand and model, and we’ll confirm coverage before we dispatch.
Call Dalton Heating & Air for AC Repair in Schertz
When your AC fails in Schertz, you want a crew that shows up inside the window, puts the price in writing, and stands behind the work for a full year. That’s exactly what Dalton Heating & Air delivers – every job, every time, under The Garrison Standard since 2003. At a home off Schertz Parkway near the Cibolo Creek corridor, our tech found a 3-ton Carrier condenser running but not cooling – a failing dual-run capacitor was dropping the compressor’s start winding, and the refrigerant charge was 8 ounces low after a Schrader valve weep. We swapped the capacitor, recovered and recharged to spec, confirmed static pressure across the evaporator coil was in range, and the house pulled down to setpoint in under 40 minutes. That’s the standard. Call (361) 306-9515 now for a free estimate and a live person on the line – 24/7, including right now.
Written by Marco Benitez, Owner at Dalton Heating & Air, serving Schertz with The Garrison Standard since 2003.