Lachine sector · residential
Heat pump repair in LaSalle
In LaSalle, where 56% of homes are apartments in duplexes, a heat pump is typically a ductless system with one outdoor unit serving one or more indoor heads. Detached houses, about 4% of homes, are the main place for ducted systems. Cold-climate models are built for Quebec winters, and JCD repairs all brands, from iced coils and defrost faults to refrigerant leaks and failed fan motors.

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 LaSalle, 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.

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Water drips from a wall-mounted head
Water runs down the wall under a ductless indoor unit, most often in cooling season.
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A ductless head blinks or shows an error code
The indoor unit stops and its light flashes a pattern or a code. Note it before you call: it tells the technician where to start.
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The outdoor unit rattles or screeches
A new metallic, grinding or high-pitched noise comes from the outdoor unit.
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The heat pump starts and stops every few minutes
Short cycles wear the compressor and leave some rooms warmer than others.







Lachine sector · LaSalle
Homes and buildings in LaSalle
Half of LaSalle's homes (50.5%) were built between 1961 and 1980, and 25.4% in 1960 or earlier, according to the 2016 census. About 60% of households rent. Units in duplexes and small walk-ups typically have their own heating, so a heat pump here usually means a ductless system for one unit or a multi-zone system across a building rather than one central ducted unit.
- 56.0% of homes are apartments in duplexes 2016 Census
- 75.9% of homes built before 1981 2016 Census
- 60.1% of households rent 2016 Census
- 31,780 occupied homes 2016 Census
Source: Statistics Canada, 2016 Census (via Ville de Montréal).
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.
LOCAL CONSIDERATIONS · LaSalle
What is different about repairs here
- Outdoor units are barred from the front yard and need 2 m from the rear lot line, 1 m from side lines. This applies if a repair means moving one.
- The borough's noise limit is 50 decibels measured at the lot line. An outdoor unit that has become noisy can point to a failing fan motor or a loose component.
- About three in four LaSalle homes were built before 1981, so many heat pumps here are retrofits. We check how each one ties into the original heating during diagnosis.
Heat pump repair nearby
We also serve the neighbouring municipalities.
Other services in LaSalle
If the heat pump is not the problem, or not the only one.


