Heat pumps have gone from a niche product to a mainstream option in Westchester, helped along by cold-climate equipment that actually works in a Hudson Valley January. Carey & Walsh repairs, services and installs them — ducted and ductless, as a Mitsubishi Diamond Contractor.
The old objection to heat pumps in this climate was simple: they stopped producing useful heat when it got genuinely cold. Modern cold-climate models changed that, holding capacity well below freezing, and they now make real sense in a lot of Westchester homes — particularly on additions, converted attics and spaces the original system never reached properly. The catch is that a heat pump is far less forgiving of a bad installation than a furnace. Sizing, refrigerant charge and defrost setup all have to be right, or you get exactly the disappointing performance the technology used to be blamed for.
Whether you already have a heat pump that has stopped performing or you are weighing one against a conventional replacement, the questions are different and so is the work.
Most heat pump complaints — weak heat, ice on the outdoor unit, short cycling, one zone underperforming — trace back to refrigerant charge, defrost control, or a sensor rather than a failed compressor. We diagnose properly instead of condemning the system.
Ductless is often the only sensible answer in Westchester's older housing, where duct chases were never built and plaster walls make retrofitting intrusive. Multi-zone systems heat and cool room by room from a single outdoor unit.
You do not have to choose outright. A heat pump can carry the milder two-thirds of the season efficiently and hand over to an existing furnace or boiler when it gets genuinely cold — which often makes better sense than a full conversion.
Heat pumps tend to degrade rather than fail outright, which is why problems often go unnoticed until a cold snap makes them obvious. These are the symptoms worth acting on.
📞 Call 914-762-9600Whether it is a repair or a full installation, here is how the visit runs.
Call 914-762-9600 at any hour. No-heat calls are dispatched immediately; everything else is scheduled same-day where we can.
For a repair, that means measuring charge and checking controls rather than guessing. For an installation, it means a heat-loss calculation and an honest look at whether a heat pump suits your home.
Parts and labor separated, in writing, before any work starts. Nothing proceeds without your approval.
Our vehicles carry common heat pump parts, so most repairs finish the same day. Installations are typically one to two days depending on the number of zones.
We verify refrigerant charge, confirm defrost operation, check every zone actually performs, and walk you through the controls. Charge verification is the step most often skipped and the one that determines whether the system performs.
Heat pumps punish sloppy installation more than any other equipment we handle. Charge, sizing and commissioning are the whole game.
The highest dealer designation Mitsubishi Electric awards, earned on installation quality and ongoing training. It is the credential that matters most in ductless and cold-climate heat pump work.
We install equipment rated to hold capacity well below freezing, and we set the balance point for a Hudson Valley winter rather than a generic default. A heat pump specified for a milder climate will disappoint here.
Most underperforming heat pumps we are called to were installed at the wrong charge, sized by guesswork, or never commissioned. We measure, and we verify before leaving.
A heat pump is not right for every Westchester home or every budget. Where a conventional replacement or a dual-fuel approach makes more sense, we will say so rather than sell you the thing with the better margin.
On call around the clock, every day of the year including holidays, across Westchester, Putnam and Rockland.
Carey & Walsh has been in Briarcliff Manor since 1944. We are still here when the system needs attention in five years.
Repair, replacement and new installation — ducted, ductless and hybrid systems, properly sized and commissioned.
📞 914-762-9600 Call for Same-Day RepairWhen Westchester homeowners lose heat in the middle of winter, they call Carey & Walsh — and they remember the experience.
"Boiler went out on the coldest night of the year. Carey & Walsh dispatched a technician within two hours and had us back up and running before midnight. The professionalism was incredible. I won't call anyone else."
"Furnace stopped working on a Sunday morning in February. Called Carey & Walsh, they had someone here by noon. Technician found the problem — a cracked igniter — had the part on the truck, and fixed it in under an hour. Reasonable price, zero runaround. These are the people to call."
"Carey & Walsh has been our HVAC company for over 15 years. Every single time they show up on time, communicate clearly, and fix the problem right the first visit. You won't find a more reliable heating repair contractor in Westchester."
We repair and install heat pumps throughout Westchester County and the surrounding areas. Free estimates anywhere in our service area.
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Weighing up a heat pump, or troubleshooting one that is not performing? Call any time — estimates are free and we are happy to talk it through first.
Call 914-762-9600Modern cold-climate models do, holding useful capacity well below freezing — which is a genuine change from the equipment that gave heat pumps their reputation two decades ago. What matters is specifying equipment rated for this climate and setting the balance point correctly. A unit chosen for a milder region will disappoint here, and that is usually what people are remembering when they say heat pumps do not work.
Sometimes, and sometimes a hybrid setup is the better answer — the heat pump carrying the milder two-thirds of the season and the existing furnace or boiler taking over in genuine cold. That is frequently the more sensible path in older Westchester homes, and it avoids committing to a full conversion before you know how the house performs.
Heat pump supply air is naturally cooler than furnace air — typically warm rather than hot — so this is sometimes normal. If the house is not reaching temperature, the usual causes are low refrigerant charge, a defrost fault, or an undersized system.
Some frost during defrost cycles is expected. Persistent ice covering the coil is not, and generally means a defrost control or sensor problem, poor drainage beneath the unit, or low charge. It is worth addressing promptly because running iced up strains the compressor.
A ductless mini-split is a type of heat pump — it just distributes air through indoor units rather than ductwork. In much of Westchester's older housing, ductless is the practical way to get heat pump heating and cooling without building duct chases that were never there.
Yes, all major brands. Our technicians carry common parts, and a good share of what we find on other contractors' installations is a charge or commissioning problem rather than a failed component.
It depends on the number of zones, the equipment, and whether ductwork is involved — quoting a figure before seeing the house would not be honest. Every estimate is free and in writing with the options laid out. Call 914-762-9600 to arrange one.
Repair, replacement and new installation — ducted, ductless and hybrid systems, properly sized and commissioned.