Residential · Heat pump repair
Heat pump repair in Montreal and the West Island
Our licensed technicians diagnose and repair central and ductless heat pumps of all brands, including heating and cooling problems, defrost issues, electrical faults and refrigerant leaks. We explain the problem and provide repair pricing for your approval before work begins.
Emergency service · 24/7
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What to expect
- Confirmed when you book
- Service charges
- Provided after diagnosis, approved before repairs begin
- Repair pricing
- Findings and completed work documented with photos
- Service reports
- Emergency heat pump repairs
- Same-day service
- Qualified JCD technicians
- In-house
- Serving Greater Montreal
- Since 1994
Common heat pump problems
Similar symptoms can have different causes. We test the system to identify the problem before recommending a repair.

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Outdoor unit covered in ice
What we check We inspect the coil, drainage and components responsible for initiating and completing the defrost cycle.
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System runs but does not heat
What we check We test system pressures, temperatures, electrical components and operating modes to find where performance is being lost.
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Backup heat runs excessively
What we check We check the controls, balance-point settings and heat pump operation to determine why backup heat is activating.
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Loud noises or vibration
What we check We inspect the equipment while it is operating and check the affected components before recommending a repair.
How the service call works
Clear diagnosis, approved pricing and documented work.
- 01
We listen and schedule
Our office team records the symptoms, equipment type and urgency, then schedules the appropriate technician.
- 02
We diagnose the problem
Your technician tests the system and records the relevant temperatures, pressures and electrical readings to identify the cause.
- 03
You approve the repair
We explain the problem and provide the repair price before any work begins. If replacement makes more sense, we explain why and outline the available grants.
- 04
The work is documented
Repairs, parts used and final operating readings are recorded in your service history for future reference.
How pricing works
Clear pricing before any repair begins.
We test the system and identify the cause of the problem.
Your technician explains what needs to be repaired and answers your questions.
You receive the repair price before work begins. Nothing proceeds without your authorization.
Questions we get asked
A light frost that clears on its own is normal. Ice that stays is a defrost problem or a frozen drain, and running the system that way damages the coil. Turn it to backup heat and call us.
If it is past twelve years and the repair involves the compressor or a large leak, replacement may be worth considering, and rebate programs may apply to a new cold-climate system. We review both options with you.
Yes. We can check the refrigerant level and add more if needed. If we find signs of a leak, we’ll explain the repair options. Depending on your system’s age and condition, we can also discuss replacement so you can decide what makes sense for you.
Yes. Most of what we repair we did not install, and we carry parts for the common Montreal equipment rather than ordering everything.
Residential pricing depends on the type of visit and when service is needed. We confirm the applicable service charges when you book and explain repair costs after diagnosis.
A reversing valve stuck in cooling, a low charge, or a defrost board that never ends the cycle. All three present the same way at the register.
We service all HVAC brands. If a special part is needed, we check availability and keep you informed.
Yes, while the heat pump is down. It costs more to run but it keeps the house above freezing until the repair is made.


