One Call. Every Fix. Done Right.
Same-Day Service Available We'll get someone out today.

Call us now and we'll work to schedule a technician the same day, across every trade we handle.

Book A Service

Schedule Heat Pump Repair in Manchester, NH

Fast, Reliable Repairs from a Licensed, Multi-Trade Team

Cornerstone Services has been helping homeowners and businesses in Manchester with heat pump repair for over 20 years. Our technicians are licensed, insured, and known for showing up on time in clean uniforms and clearly marked vehicles. We serve both residential and commercial clients across Manchester, NH, and we’ve earned more than 1,250 five-star reviews across Google, HomeAdvisor, Facebook, and Yelp, a record built one repair at a time.

If your system is acting up, we’re ready to help get things back on track. Call (603) 874-1402 or book online through our Contact Us page to schedule your heat pump repair in Manchester today.

What Our Heat Pump Repair Process Looks Like

When you call Cornerstone Services, our technicians diagnose the issue, explain their findings in plain terms, and walk you through your repair options before any work begins.

Repairs We Handle

We repair both ducted systems and ductless mini split systems, and we cover the full range of heat pump faults: refrigerant leak detection and recharge, reversing valve inspection or replacement, capacitor replacement, blower motor repair, defrost cycle diagnosis, and electrical fault repair, including wiring, contactors, and control boards.

Why Local Conditions Matter

Manchester sits in Climate Zone 5, where winter temperatures can drop well below 0°F. In those conditions, a heat pump’s defrost cycle works much harder than in milder regions. This makes defrost system diagnosis one of the more common repair calls we see locally. Short cycling, the system switching on and off rapidly, is another frequent issue that can point to a dirty filter, a refrigerant problem, or a sizing mismatch. Pinpointing the cause requires a technician diagnosis. The symptoms often overlap.

Because Cornerstone Services handles HVAC, electrical, and plumbing under one roof, repairs that touch more than one system don’t require a second contractor. The same team covers every trade, under the same warranty and the same pricing structure.

Common Signs Your Heat Pump Needs Repair

If you’re noticing any of these issues, it’s a good idea to schedule a service visit:

  • Blowing cold air in heating mode (or warm air in cooling mode) - often points to a stuck or failed reversing valve, a refrigerant issue, or a defrost cycle fault
  • Grinding, buzzing, or rattling noises - may signal loose components, blower motor wear, or debris in the outdoor unit
  • Constantly turning on and off - can indicate airflow restriction, a refrigerant problem, or a sizing mismatch
  • Weak airflow from vents - frequently caused by a clogged filter, a failing blower motor, or a blocked coil
  • Ice buildup on the outdoor unit - can indicate defrost cycle failure, low refrigerant, or restricted airflow
  • Sudden increase in energy bills - often tied to refrigerant loss, dirty coils, or a system working harder than it should
  • Thermostat not responding properly - may require recalibration, a wiring inspection, or thermostat replacement

Catching problems early usually means simpler, less costly repairs before a partial failure becomes a full system breakdown.

Why Manchester Homeowners Call Cornerstone Services

Every detail of how we work is designed to reduce the friction of getting a repair done. Here’s what you get when you call us:

Flat Per-Job Pricing
We price by the job, not the hour. The number we quote is the number you pay at completion: no hourly overruns, no adjustments, no hidden fees.

Signed Workmanship Warranty
Every job is backed by a signed warranty under our quality assurance policy, so you have documented protection on our work.

Same-Day Service Available
When you need help quickly, call us. We’ll work to get someone out the same day.

24/7 On-Call Staff
Our team is available around the clock, every day of the week, for scheduling, questions, or urgent repair needs.

Background-Checked Technicians
Every technician we send to your property has passed a background check before setting foot in your home or business.

Financing Available
If you need it, financing options are available. Ask about current terms when you schedule.

Monthly Promotions
We run rotating special offers each month, so ask about current savings when you call.

Tidy Job Sites
Our technicians clean up after every job. We leave your property the way we found it.

Schedule Your Heat Pump Repair in Manchester, NH

Don’t let a struggling heat pump leave you uncomfortable any longer. Whether your system needs a quick fix or a more involved repair, we’re ready to help.

Call us at (603) 874-1402 or book online through our Contact Us page to schedule your heat pump repair in Manchester, NH.

The Cornerstone Difference: Built on Trust. Backed by Service.

The service standards behind the thousands of positive experiences our customers share year after year.

  • Flat-Rate Pricing

    The price you're quoted before the job begins is the price you pay at completion, no hourly adjustments, no surprise charges.

  • On-Time Arrival

    Service vehicles are staged at multiple locations so we show up when we say we will, not hours after your window closes.

  • Signed Workmanship Warranty

    Every job comes with a signed warranty under our quality assurance policy. You get a written record of what the work covers.

  • Background-Checked Workers

    Every technician passes a background check before they step onto your property, regardless of the trade or type of job.

  • Same-Day Scheduling

    Call us and we'll work to get a technician out the same day. Our on-call staff is available 24 hours a day, every day of the week.

  • Clean Job Sites

    Your home or business will be left clean when we're done. Technicians are responsible for cleaning up after every job, no exceptions.

1,250+ Five-Star Reviews & Counting

We let our work speak for itself. From quick repairs to major installs, our customers say it best.
5
Based on 1,250+ reviews
    "Paul was by far the best one"
    Paul Quinn did electrical work for me and he was the best!
    Nicola Sullivan
    "Excellent to work with"
    Michael with Cornerstone Services was excellent to work with.
    Jamie Fasbender
    "He was very professional"
    He was very professional and explained all that he was doing.
    Mary Duford
    "A job well done!"
    Showed up as agreed and was very informative.
    John Cote
    "Fast response and very professional"
    Fast response and very professional.
    Anne Butterworth
    "Entire AC Unit Redone"
    On time. Thorough. Kind. Positive attitude in this awful heat.
    N N
    "I couldn’t be happier"
    Cornerstone came promptly and fixed them.
    Marilyn Frank
    "Overall, a Great Experience"
    He and his partner PJ worked quickly and efficiently to solve a dryer vent issue we had been experiencing.
    Pierre Thelusma
    "Excellent Service, Very Cordial"
    Took care of our electrical needs with ease!
    Peter Larocque
    "Paul from Cornerstone was fantastic!"
    He was quick, thorough, professional, and made sure everything was done right.
    Jess Nichol
    "Nothing but a wonderful experience"
    10/10 experience and so happy we got in touch with him and this company!
    Anthony Capozzi
    "Did an Excellent Job Finding a Leak"
    They were so neat, you would never know there was a problem.
    Bill Mullen
    "Paul is always friendly, polite, and professional"
    Paul is always friendly, polite, and professional.
    Cindy Marcin
    "All Went Smoothly and Efficiently"
    Paul was efficient and expert at correcting the problem and ensuring all was well.
    Woodrow Cook
    "Robert Did Fantastic Work"
    He went above and beyond for me when some unforeseen issues arose with my bathtub install.
    Susan Hevey
    "New customer"
    Tech was on time, friendly, and competent.
    Vincent JJ Balukonis
    "Jason did a fantastic job"
    He was very thorough and quickly corrected the issue.
    Gary Chisholm
    "Very Prompt and Clear Service"
    Josh was very prompt with his services and explained things clearly.
    Kim Mcanany
    "Great job, appreciate the care"
    Arnold is a pleasure to work with.
    Esther Bradbury
    "Jason is always great and knowledgeable"
    Jason is always great and knowledgeable and friendly.
    Mark Duell
Scroll to see more reviews
Read Our Reviews

YOUR HOME
DESERVES THE BEST

Let's Make It Happen!
  • On-Call 24/7
  • One Company. Every Trade.
  • 1000s of Happy Customers
  • Your Neighbors Since 2003
Prefer to Call? Our staff is available around the clock.

Reach us any time to book a service, ask a question, or get on the same-day schedule.

  • By submitting, you agree to receive text messages from Cornerstone Services at the number provided, including those related to your inquiry, follow-ups, and review requests, via automated technology. Consent is not a condition of purchase. Msg & data rates may apply. Msg frequency may vary. Reply STOP to cancel or HELP for assistance. Acceptable Use Policy