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Whether it’s a broken water line or an air conditioner that quits in the middle of a heatwave, HVAC and plumbing problems can disrupt your day fast. The key to preventing major damage and costly repairs is knowing how to spot issues early and having a trusted team on hand when things go wrong.

At A&R Mechanical, we provide comprehensive services in both plumbing and HVAC for Amarillo homeowners. From frozen AC coils to emergency leaks, here are some of the most common problems we see and the expert solutions that fix them for good.

Problem: Air Conditioner Coils Freezing Up

The Cause:

Frozen evaporator coils usually mean your system is working harder than it should. This can happen when airflow is restricted due to a dirty air filter, clogged return vents, low refrigerant levels, or a malfunctioning blower fan.

The Fix:

Start by turning off your AC to allow the coils to thaw completely. Then, check and replace your air filters, even if they don’t visibly look dirty. If the issue returns or you notice ice buildup regularly, it’s time to call an Amarillo HVAC professional to inspect for refrigerant leaks or mechanical failure.

Problem: Air Conditioning Unit Not Working

The Cause:

A non-responsive AC unit could be due to tripped breakers, a blown fuse, thermostat malfunction, or electrical issues in the outdoor condenser.

The Fix:

Check the circuit breaker and thermostat settings first. If those are working properly but your air conditioning unit is not working, schedule a professional inspection. Ignoring this problem can cause further strain on your system and result in a more expensive repair down the line.

Problem: HVAC Stopped Working Altogether

The Cause:

If your HVAC stopped working without warning, the issue might lie in the system’s electrical controls, compressor, or capacitor. It could also be due to poor maintenance or an aging system nearing the end of its lifespan.

The Fix:

Try resetting the system and confirming that your thermostat and power sources are functioning. If the system doesn’t start back up, a full diagnostic by an HVAC technician will reveal the root cause and determine whether it’s time to repair or replace.

Problem: Leaks, Low Water Pressure, or Sudden Water Damage

The Cause:

Undetected pipe leaks, corroded connections, or broken water lines can cause sudden water loss or low pressure throughout the home. In some cases, burst pipes require emergency plumbing repairs, especially if they’re near HVAC equipment or electrical outlets.

The Fix:

Shut off your water supply immediately and contact a plumber in Amarillo for emergency service. Professional leak detection tools can locate the problem with minimal disruption and prevent costly water damage to your home.

Problem: Indoor Air Quality Is Poor

The Cause:

Bad indoor air quality can come from dirty ductwork, clogged filters, or issues with humidity control. It may also be the result of poor ventilation or a system that hasn’t been properly maintained. When air can’t flow properly, your HVAC has to work harder to keep up with demand.

The Fix:

Improve indoor air quality by regularly changing filters, scheduling duct cleaning, and considering upgrades like UV lights or whole-home air purifiers. Balanced humidity and clean airflow can make your home more comfortable and help your HVAC system run more efficiently.

Get Expert HVAC and Plumbing Repairs with A&R Mechanical

When plumbing or HVAC issues strike, the sooner you act, the better. Delayed maintenance or DIY repairs can often turn a small problem into a costly emergency. That’s why having a reliable service partner matters.

A&R Mechanical provides fast, honest, and experienced service for whatever you need, from clogged drains to full system replacements. Whether your HVAC stopped working, your air conditioner coils are freezing up, or you need emergency plumbing repairs, we’re here to help.

Contact us today to schedule an inspection and get expert support from a team that understands how to keep your whole home running smoothly.