Air Conditioning Repair in Gresham, OR

In many cases, a straightforward repair is all your system needs. But sometimes, HVAC repair isn’t the best investment—especially if your system is older, inefficient, or breaking down frequently.

Here’s when it may be smarter to consider AC installation:

• Your AC is over 12–15 years old
• It’s had multiple breakdowns in a single season
• Repairs are becoming frequent and expensive
• You’ve noticed uneven cooling, rising energy bills, or poor performance
• Your system still uses outdated refrigerants like R-22
• You’re interested in upgrading to a high-efficiency or smart system

At Sunset, we offer free quotes and honest recommendations. If air conditioning system repair is still the better option, we’ll let you know. If AC replacement is the right move, we’ll walk you through the process—from system selection to financing.

Every home and every air conditioning system is different, so the time it takes to complete an AC repair can vary. While many issues are resolved within a few hours, several factors can influence the timeline. Here’s what may affect how long your repair will take:

• Type and Severity of the Issue: Simple fixes like a thermostat replacement or clogged drain clearing can often be completed in under an hour. More complex problems—such as compressor failure, refrigerant leaks, or electrical malfunctions—require additional diagnostic time, careful repair, and post-repair system testing.
• Availability of Replacement Parts: If the necessary part is already stocked on our service truck, we can typically complete the repair during the initial visit. However, specialty parts or manufacturer-specific components may need to be ordered, which could delay the repair by a day or two depending on shipping availability.
• Age and Condition of the AC System: Older units often have outdated components that are harder to source or require additional care when repairing to avoid further damage. Systems that haven’t been regularly maintained may also present multiple overlapping issues, adding to the overall repair time.
• System Type and Configuration: The design of your HVAC system plays a role too. Central air systems, ductless mini-splits, and heat pumps all have different repair requirements. Multi-zone or custom installations may require extra time for diagnosis and precision repair work.
• Access and Installation Location: If your AC unit is installed in a tight crawl space, on a rooftop, or in an attic, reaching it safely and performing the repair may take longer. Accessibility can significantly influence how quickly we’re able to complete the service.

We always aim to resolve your issue in a single visit whenever possible. If a second appointment is needed, we’ll clearly explain the next steps and timeline. At Sunset Heating, Cooling, Electrical & Plumbing, your comfort—and your time—are always our priority.

The best way to avoid surprise breakdowns is with regular AC maintenance. Our HVAC technicians perform annual tune-ups that help your system run efficiently and last longer.

During a maintenance visit, we:

• Clean evaporator and condenser coils
• Replace or clean air filters
• Check refrigerant levels
• Test and tighten electrical connections
• Inspect ductwork for leaks or damage
• Calibrate the thermostat
• Lubricate moving parts and clean drainage systems

Sunset offers customizable maintenance plans that include seasonal checkups, discounts on AC repair services, priority scheduling, and system performance reports.

Not every home in Gresham uses the same cooling setup. Whether you rely on a traditional forced-air system, a ductless mini-split, or an all-in-one heat pump, our team is trained to repair and maintain them all.

Ductless Mini-Split Repair

Great for zoned cooling or homes without ductwork, mini-splits are compact and efficient—but still need care. We handle refrigerant issues, fan problems, electrical faults, and general maintenance to keep these systems quiet and effective.

Heat Pump Services

A heat pump provides both heating and cooling in a single unit. If yours is underperforming, short cycling, or making noise, we offer specialized repairs and seasonal tune-ups to maximize performance year-round.

At Sunset Heating, Cooling, Electrical & Plumbing, our technicians are trained to work with a wide range of air conditioning systems from the industry’s most trusted manufacturers. Whether your system is brand new or several years old, we have the experience and resources to get it running smoothly.

We service all major AC brands, including:

• Carrier
• Lennox
• Trane
• Daikin
• Goodman
• Mitsubishi
• Rheem
• American Standard

Don’t see your brand listed? Chances are, we still service it. Our team is skilled in diagnosing and repairing virtually all makes and models of HVAC systems, so you can count on us for reliable, knowledgeable service no matter what you have installed.

Yes. AC repair can absolutely improve your indoor air quality, often in ways homeowners don’t expect. Your air conditioning system does more than cool your home; it also helps regulate humidity, filter airborne particles, and circulate clean air throughout your space.

When components in the system aren’t functioning correctly, air quality can decline. Here are a few examples of how AC repairs can make a meaningful difference:

• Clogged or Dirty Air Filters: A neglected or clogged air filter can’t effectively trap dust, pollen, pet dander, or other allergens. This allows contaminants to circulate through your vents and settle throughout your home. Replacing or upgrading the filter during a repair visit instantly improves air quality and reduces respiratory irritants.
• Dirty Evaporator Coils and Drain Pans: When coils are covered in dust, mold, or bacteria, the air blowing across them can pick up unwanted particles or odors. A thorough coil cleaning helps prevent the spread of allergens and microbial growth, especially in high-humidity areas like Gresham.
• Leaky or Blocked Ductwork: Cracked, disconnected, or blocked ducts allow dust and debris from crawl spaces, attics, or basements to enter your air supply. Ductwork repair or sealing during an AC service helps prevent contamination and improves airflow consistency, leading to healthier indoor breathing conditions.
• Poor Humidity Control: An underperforming AC system may fail to remove excess moisture from the air, which can lead to musty smells, mold growth, and discomfort. Repairs that restore optimal cooling and dehumidification help keep your home dry and fresh.
• Thermostat Calibration Issues: An inaccurate thermostat can cause your system to run inefficiently, leading to stale or overly humid air. Correcting the thermostat settings or replacing a faulty thermostat ensures your system maintains the right conditions for better indoor air quality.

By addressing these problems during a routine AC repair, Sunset’s experienced technicians not only restore your comfort—they also help create a healthier, cleaner living environment for you and your family.