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Laval · residential

Heat pump repair in Duvernay

With 70.8% of dwellings in its planning sector being houses, Duvernay is mostly a place of single-family homes with room for an outdoor unit beside or behind the house. That suits central ducted heat pumps, and ductless units are common where a house has no usable ductwork. Cold-climate models are built for Quebec winters, but they still need a clear, snow-free coil. JCD repairs all brands of heat pumps in Duvernay.

Rated 4.5 out of 5 from 1,221 Google reviews
A Lennox outdoor unit in the narrow side yard of a brick house
QUICK ANSWER UPDATED 13 OCT 2026 · JCD RÉFRIGÉRATION · RBQ 8108-4964-15

The most common heat pump failures are a refrigerant leak, a failed reversing valve, a defrost board fault and an iced-over outdoor coil. Same-day emergency service in Duvernay, seven days a week: call 514-696-4629.

Common heat pump problems we repair

Mention the symptom when you call so our team can prepare.

A JCD technician installing a Lennox outdoor heat pump on a wall bracket
  • Backup heat runs far more than it used to

    The backup heat comes on in mild weather, or the heating bill climbs while the heat pump seems to run.

    Possible causesLow refrigerant chargeBalance-point settingOutdoor sensor
  • Cool air in heating mode

    The heat pump runs, but the air from the vents is lukewarm or cool while the thermostat calls for heat.

    Possible causesReversing valveLow refrigerant chargeDefrost stuck on
  • The breaker trips when the heat pump starts

    The heat pump trips its breaker at start-up or after a few minutes. Do not keep resetting it.

    Possible causesStart or run capacitorCompressor faultWiring
  • The outdoor unit rattles or screeches

    A new metallic, grinding or high-pitched noise comes from the outdoor unit.

    Possible causesLoose panel or partDamaged fan bladeWorn motor bearing
BRANDS WE SERVICE IN Duvernay
LennoxCarrierTraneYorkFujitsuPanasonicSanyoFriedrichHoneywell

Laval · Duvernay

Homes and buildings in Duvernay

Planning sector 1, which covers Duvernay, Saint-François and Saint-Vincent-de-Paul, counted 70.8% houses (detached, semi-detached and row) in the 2021 Census, and 78.0% of its households owned their home. Laval's heritage inventory describes about 100 detached houses in the Hauterive ensemble in three ranch-style models, one dated 1955. A house from the 1950s may still have its original ductwork, so we check it before sizing a heat pump.

  • 56.8% of homes are single-detached 2021 Census
  • 70.8% of dwellings are houses 2021 Census
  • 78.0% of households own their home 2021 Census
  • 2.1% of homes in 5+ storey buildings 2021 Census

Source: Statistics Canada, 2021 Census (via CISSS de Laval). Figures are for the Laval planning sector.

Repair or replace?

Under twelve years and a first major fault: repair, almost always. Over fifteen years, or a second major failure inside two seasons: replacement is worth considering.

Repair

System age
Under 12 years
Failure history
First major fault
Compressor
Within amp rating

Replace

System age
15 years or more
Failure history
Second in two seasons
Compressor
Shorted or seized

Verdict

In between, we assess the system and explain the repair and replacement options. We offer a free visit and written estimate for equipment replacement.

Get a quote

LOCAL CONSIDERATIONS · Duvernay

What is different about repairs here

  • Houses from the 1950s, like the Hauterive ranch-style ensemble, may have original ducts sized for a furnace, which matters when a central heat pump is added or repaired.
  • Single-family lots leave room to keep an outdoor unit clear of snow and eaves, which helps the defrost cycle.
Heat pump down in Duvernay?
If the coil is frosted solid or the line is icing over, shut the system off and call rather than letting it run.
514-696-4629

Heat pump questions from Duvernay

Request service or an estimate

Tell us what you need, and our team will contact you to arrange the next step.

Emergency service514-696-4629

Contact information

Property type
Service required
How soon do you need service?

Additional information

Rated 4.5 out of 5 from 1,221 Google reviews
“Two other companies told us to replace the whole system. JCD found a faulty valve.”
Marie-Claude L. · Pointe-Claire · Jan 2026Read our Google reviews

We service all HVAC brands.

  • Lennox
  • Carrier
  • Trane
  • Fujitsu
  • Panasonic
  • York
Estimate your heating costs Six questions and published Hydro-Québec and Énergir rates for an estimate of your heating costs. Estimate only. Open the estimator
JCD Refrigeration
RBQ 8108-4964-15
JCD Réfrigération Inc.
2296 Chemin St-François
Dorval, QC H9P 1K9
514-696-4629
Office hours
Monday to Friday: 7:00 a.m. to 5:00 p.m.
Emergency service
Seven days a week, including weekends and holidays.
514-696-4629
Emergency service: 24/7
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