24 Hours Without Air in Arlington, TX. Here Is the Fix That Got It Back.

Twenty-four hours without air conditioning in a Texas summer is more than an inconvenience. A homeowner in Arlington, TX had reached that point when our technician Christopher Jaure called to say he was 20 minutes out. The culprit turned out to be a clogged condensate drain, and he flushed it and installed a valve to help prevent a repeat.

Here is the short version. A clogged condensate drain is one of the most common reasons an AC shuts down, especially in humid summer weather. Many systems have a safety switch that cuts the unit off when the drain backs up, which protects your home but leaves you without cooling until the line is cleared.

Why a clogged drain shuts your AC down

Your air conditioner pulls humidity out of the air, and that moisture drains away through a condensate line, a small PVC pipe about the width of your thumb. In the dark, damp conditions inside that line, algae and debris build up and can block it. When that happens, many systems trip a float switch that shuts the unit off before the drain pan overflows and floods your home. It is a good safety feature, but it means a simple clog can take your cooling offline entirely.

You can see what our cooling team handles on our air conditioning services page.

The fix, and the part that prevents a repeat

Clearing the line gets you running again, but the smarter move is preventing the next clog. Christopher flushed the drain and installed a valve that makes future maintenance easier and helps keep the line clear. That kind of small addition is exactly how you avoid another 24-hour stretch without air down the road.

What happened on this call

Christopher called ahead, arrived within 20 minutes, found the clogged drain, explained the price before doing the work, flushed the line, and installed the preventive valve.

“Had an emergency with my AC system. Tech Christopher Jaure called to inform me he would be arriving within 20 minutes. The drain was clogged and he informed me of the price because he had to flush it out and install a valve that would help in the future. He did an excellent job. I had been without air for over 24 hours.”

– Cyndi C., Arlington, TX

Staying ahead of the next breakdown

This homeowner is on our Planned Protection Membership, which is how a lot of our customers stay ahead of surprises. Plans start at $8.99 a month for Essential, and SmartGuard is $34.99 a month, which includes a yearly HVAC maintenance visit plus two more visits you can spend on HVAC, plumbing, or electrical, 15% off any repair, priority scheduling, and a $29 service call instead of $89. It also builds $10/mo in Comfort Credits you can put toward a future system, water heater, or panel replacement.

What emergency AC service costs

A Paschal HVAC diagnostic and service call is $89, and that fee is free when you move forward with a same day repair. The repair, including flushing the drain and adding a preventive valve, is quoted as a flat, upfront price you approve first. A seasonal AC tune-up, which includes clearing the condensate drain, is $159 and helps prevent this exact problem. If you are weighing a larger repair, our free price check offers a second opinion at no cost.

Frequently asked questions

Why did my AC suddenly stop cooling?

A clogged condensate drain is a common cause. When the drain backs up, many systems trip a safety float switch that shuts the unit off to prevent the drain pan from overflowing, which leaves you without cooling until the line is cleared.

How do I prevent my AC drain from clogging?

Change your filter on schedule, keep returns clear, and have the condensate line flushed as part of an annual tune-up. A drain valve added at the line also makes future clearing easier and helps keep it flowing.

Is a clogged AC drain an emergency?

It can feel like one, especially in peak heat, because the system often shuts itself off entirely. It is usually a quick fix once a technician is on site, but it should be addressed promptly to restore cooling and avoid water issues.

How much does emergency AC service cost?

A Paschal HVAC diagnostic and service call is $89, and that fee is free with a same day repair. The repair is quoted upfront, and a seasonal tune-up that helps prevent drain clogs is $159.

Does Paschal service my area?

Yes. Paschal Air, Plumbing & Electric serves Arlington and the surrounding DFW communities. Check your city on our service areas page, or see what we offer in Arlington.

AC down and the house heating up?

You should not have to wait out a Texas summer day without cooling. Schedule with Paschal Air, Plumbing & Electric and get a fast diagnosis and an upfront price. Call 972-435-9828 or request service online.

Pricing note: This story was published in July 2026. Starting prices, promotions, and market ranges change over time and may no longer be current. Contact Paschal for an up-to-date, upfront quote for your home.