AC Repair Portsmouth

Best AC Repair in Portsmouth

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  • Paradigm Plumbing, Heating & A/C - Nashua
    5
    Unit 12, 8 Industrial Park Dr., Hooksett, 03106, US

    Trusted Plumbing and HVAC Services Paradigm Plumbing Schedule Now 603-641-6400Financing Available Plumbing Our team of licensed plumbers specialize in restoring and maintaining the operation of your plumbing system. Learn More HVAC Paradigm keeps all styles, makes, models, and sizes of HVAC systems in peak condition. Learn More Electrical Paradigm provides a competitively priced source of quality electrical services in New Hampshire. Learn More Trusted Services from an Expert Team We are proud to be a Bryant Factory Authorized Dealer. This means our technicians reach for industry-standard tools and receive ongoing training to provide you with the best possible service. Our Bryant products are built to last and we don’t leave your household until you are 100% satisfied. Education is so important to us that we go one step further. Our contractors are NATE-certified as well. Contact Us Cooling Heating Commercial HVAC Smart Thermostats Indoor Air Quality

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  • Af
    3.7
    Nashua, US

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  • To
    4.2
    Nashua, US

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  • Th
    4.6
    Nashua, US

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  • Da
    5
    Nashua, US

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Frequently Asked Questions About AC Repair

Is your AC unit not cooling properly? Are you hearing strange noises or noticing unusual smells? Find answers to common questions about AC repair and connect with qualified HVAC technicians in USA.

What is a condenser coil, and what role does it play in my AC unit?

The condenser coil is a vital component of your outdoor AC unit. It works in tandem with the evaporator coil to complete the cooling cycle. The condenser coil releases the heat absorbed by the refrigerant in the evaporator coil to the outside air. As refrigerant passes through the condenser coil, it condenses from a high-pressure gas to a high-pressure liquid, releasing the heat it absorbed indoors. Keeping the condenser coil clean and free of debris is essential for its efficient operation.

How can I make my AC more energy-efficient?

Improving AC efficiency saves money and reduces your environmental footprint. Here's how::
  • Regular maintenance:
    • Keep up with regular checkups and maintenance to keep your system in peak condition.
  • Programmable thermostat:
    • Optimize temperature settings based on your schedule and occupancy.
  • Seal air leaks:
    • Reduce drafts by sealing gaps around windows and doors.
  • Adequate insulation:
    • Ensure proper insulation to minimize heat gain and loss.
  • Strategic landscaping:
    • Plant trees or shrubs to shade your home from direct sunlight.
  • Ventilation:
    • Improve ventilation to remove excess heat and humidity, reducing reliance on AC.
  • Energy-efficient windows:
    • Upgrade to double-paned or energy-efficient windows to keep heat out during hot spells.
  • Regularly clean/replace air filters:
    • A clean filter optimizes airflow and efficiency.
  • Consider upgrading your unit:
    • Older models are usually far less efficient. . If your unit is over 10 years old, consider replacing it with a high-efficiency model.
These measures can significantly lower your cooling costs while enhancing indoor comfort.

Can a dirty air filter cause my AC to freeze up?

Yes, a dirty air filter is a common culprit behind a frozen AC unit. The restricted airflow caused by the dirty filter makes it difficult for the evaporator coil to absorb enough heat. This can cause the moisture in the air to freeze on the coil, forming a layer of ice that further restricts airflow and can eventually damage the compressor. Changing or cleaning your AC filter regularly (every 1-3 months) is a simple preventive measure to avoid this problem.

How do I fix a frozen AC unit?

Follow these steps to thaw a frozen AC unit:1. **Turn off the cooling system:** Set the thermostat to 'off' to stop the cooling cycle and prevent further damage to the compressor.2. **Turn on the fan:** Set the thermostat's fan setting to 'on' or 'auto.' This circulates warmer air over the frozen coil, helping it thaw more quickly..3. **Find and address the underlying cause:** Inspect the air filter and clean or replace it if it's dirty. If the filter is clean, the problem might be more complex, such as a refrigerant leak.4. **Call an HVAC technician if the problem persists:** If the unit freezes up again after thawing, or if you suspect a refrigerant leak, contact a licensed service provider promptly for diagnosis and repair. Avoid using sharp objects or tools to remove ice.

What is a condenser coil, and what role does it play in my AC unit?

The condenser coil is a vital component of your outdoor AC unit. It works in tandem with the evaporator coil to complete the cooling cycle. The condenser coil releases the heat absorbed by the refrigerant in the evaporator coil to the outside air. As refrigerant passes through the condenser coil, it condenses from a high-pressure gas to a high-pressure liquid, releasing the heat it absorbed indoors. Keeping the condenser coil clean and free of debris is essential for its efficient operation.

How can I make my AC more energy-efficient?

Reduce energy consumption and save money with these tips:
  • Regular maintenance:
    • Schedule annual or biannual professional tune-ups to keep your system in peak condition.
  • Programmable thermostat:
    • Optimize temperature settings based on your schedule and occupancy.
  • Seal air leaks:
    • Reduce drafts by sealing gaps around windows and doors.
  • Adequate insulation:
    • Ensure proper insulation to minimize heat gain and loss.
  • Strategic landscaping:
    • Plant trees or shrubs to shade your home from direct sunlight.
  • Ventilation:
    • Improve ventilation to remove excess heat and humidity, reducing reliance on AC.
  • Energy-efficient windows:
    • Upgrade to double-paned or energy-efficient windows to minimize heat transfer.
  • Regularly clean/replace air filters:
    • A clean filter optimizes airflow and efficiency.
  • Consider upgrading your unit:
    • Older models are usually far less efficient. . If your unit is over 10 years old, consider replacing it with a high-efficiency model.
These measures can significantly lower your cooling costs while enhancing indoor comfort.

Can a dirty air filter cause my AC to freeze up?

Yes, a dirty air filter is a common culprit behind a frozen AC unit. The restricted airflow caused by the dirty filter makes it difficult for the evaporator coil to absorb enough heat. This can cause the moisture in the air to freeze on the coil, forming a layer of ice that further restricts airflow and can eventually damage the compressor. Changing or cleaning your AC filter regularly (every 1-3 months) is a simple preventive measure to avoid this problem.

How do I fix a frozen AC unit?

If you discover your AC unit is frozen, here's what to do::1. **Turn off the cooling system:** Set the thermostat to 'off' to stop the cooling cycle and prevent further damage to the compressor.2. **Turn on the fan:** Set the thermostat's fan setting to 'on' or 'auto.' This circulates warmer air over the frozen coil, promoting faster defrosting.3. **Find and address the underlying cause:** Inspect the air filter and clean or replace it if it's dirty. If the filter is clean, the problem might be more complex, such as a refrigerant leak.4. **Call an HVAC technician if the problem persists:** If the unit freezes up again after thawing, or if you suspect a refrigerant leak, contact a licensed service provider promptly for diagnosis and repair. Avoid using sharp objects or tools to remove ice.