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Get your free estimateTrane Heat Pump Service: The Hempstead Owner’s Guide
We service Trane heat pumps throughout Hempstead, and most repair calls run between $150 and $650 depending on which component failed. We keep common Trane parts on the truck, so many jobs are done the same day we show up. You usually find out a part has failed one of two ways: the system stops holding temperature, or it starts making a sound that wasn’t there last week.
The first thing we do on any Trane service call in Hempstead is pull the model and serial numbers off the data plate. Trane has been building heat pumps since the 1980s, and a compressor relay from a 2008 XL16i is not the same animal as one from a 2022 XV20i. Matching the right part to the right model is the whole job, and it’s where a lot of rushed service calls go wrong.
We’re an independent service provider, not a Trane factory branch. That means we can source from Trane directly when an OEM part is the right call, and we also know which aftermarket equivalents actually hold up in Hempstead’s climate. Marco Benitez, the owner here at Dalton Heating & Air Hempstead, started doing HVAC work in Los Angeles before spending three decades in the Northeast, and the thing he’s always hammered on is load calculation and exact part matching. Not guesswork.
Key Takeaways
- Trane heat pump repair in Hempstead typically lands between $150 and $650 installed
- We carry common Trane control boards, defrost sensors, contactors, capacitors, and fan motors on the truck
- Every repair gets a written price before work starts and a full-year written guarantee
- If a repair fails inside that year, we come back at no charge
Which Trane Models This Applies To
We service the full range of Trane residential heat pumps you’ll find in Hempstead: the XR series (XR13, XR14, XR15, XR16, XR17), the XL series (XL16i, XL18i, XL20i), and the newer XV series (XV18, XV20i, XV21). Each series uses a different control architecture, and within a series the part numbers shift by tonnage and model year.
The compatibility gotcha most Hempstead homeowners hit is the defrost control board. Trane changed defrost board pin configurations at least three times since 2010, and a board that looks identical from the front will not talk to the thermostat correctly if it’s the wrong revision. The only way to be sure is cross-referencing the model number, not the visual match.
On the OEM-versus-aftermarket question: for control boards and communicating thermostats, we use genuine Trane parts. Trane’s communicating systems (the XV series especially) use proprietary protocols, and an off-brand board will cause intermittent faults that take weeks to appear. For contactors, capacitors, and defrost sensors, quality aftermarket equivalents from brands like Supco or Mars do the job at a meaningfully lower price, and we’re comfortable putting our one-year guarantee behind them.
We also stock parts for Carrier and Lennox heat pumps, since plenty of Hempstead homes have mixed-brand systems, but this page is about Trane.
Styles & brands we work with







Signs Your Trane Heat Pump Service Is Failing
- Outdoor unit runs but the air inside isn’t warm (or cool). This usually means the reversing valve isn’t shifting or the compressor isn’t actually pumping. The system is running, but it’s just moving air around.
- Outdoor unit is covered in frost or ice in mild weather. Your defrost control board or defrost sensor has failed. In Hempstead’s damp winter air, a working defrost cycle is not optional.
- The thermostat lights up but the outdoor unit won’t start. Nine times out of ten, that’s a failed contactor or run capacitor. These are the two most common Trane parts we replace, and both live on the truck.
- You hear a hum or a clicking from the outdoor unit but no fan movement. The compressor or fan motor is trying to start against a dead capacitor. Left alone, a motor will burn itself out quickly.
- System short-cycles – runs for a few minutes, shuts off, repeats. Sometimes that’s a failing high-pressure switch, sometimes a thermal overload in the compressor, sometimes a refrigerant charge issue. Needs a real diagnosis before it becomes a compressor replacement.
See the difference
Before
After
Before
After
Before
AfterReplacement Cost & What’s Included
Here’s what Trane heat pump work costs in Hempstead, based on the jobs we’ve done across the area, from the older neighborhoods around Hempstead Lake State Park to the newer developments east of town:
| Repair Type | Typical Installed Cost |
|---|---|
| Run capacitor replacement | $150 – $280 |
| Contactor replacement | $180 – $320 |
| Defrost sensor or thermostat | $200 – $350 |
| Defrost control board | $350 – $550 |
| Condenser fan motor | $400 – $650 |
| Full system replacement | $3,500 – $7,500 |
The range comes down to the part, the tonnage of your system, and whether it’s an OEM or aftermarket component. You get the price in writing before any work starts. That price includes the part, the labor, and the full-year written guarantee. No add-ons, no “we found something else while we were in there” phone call that doubles the bill. If a repair fails inside twelve months, the second visit is free.
DIY or Call Us?
Be honest about what you can check safely. You can confirm power at the disconnect box, make sure the breaker isn’t tripped, and check that your filter isn’t plugged solid. You should not open the electrical panel on a Trane unit unless you’ve been trained to do it. These units carry 240 volts, and a run capacitor holds a charge even after the power is off. That’s not a scare tactic, it’s the reason electrical parts are the one thing we never suggest a homeowner touch.
Refrigerant work is another hard no for DIY. If your system is low on charge, there’s a leak somewhere, and federal law says the person recovering and recharging refrigerant has to be certified. We are. If you’re not sure whether you need us or just a new filter, call (516) 559-4840 and describe what you’re seeing. Tell me the problem, I’ll tell you the fix and the price – then you decide.
FAQs
In Hempstead’s climate, where your heat pump runs year-round for cooling and heating, contactors and capacitors typically last 5 to 8 years, defrost boards 8 to 12, and compressors 12 to 15 with decent maintenance. Coastal humidity and the salt air that drifts inland from the south shore shortens those numbers by a year or two compared to inland New York.
Most of the parts on a Trane heat pump are sealed or modular, which means the practical fix is replacement. A capacitor, contactor, defrost sensor, or control board gets swapped for a new one. The only part we’ll sometimes rebuild rather than replace is the condenser fan motor, and even then, a new motor usually makes more sense than a rewind.
Most single-part replacements, like a capacitor, contactor, or defrost sensor, take 45 to 90 minutes once we’re on site. A condenser fan motor or control board can take up to two hours. If it’s a part we need to order, which happens on some XV-series boards, we’ll schedule the follow-up the same week.
Yes. We carry common capacitors, contactors, defrost sensors, thermostats, and fan motors for the Trane series we see most in Hempstead. If your fault is a niche board revision or a communicating component, we source it from our supplier network and get it inside a few days. Call (516) 559-4840 with your model number handy and we’ll tell you what we’re working with before we even show up.
If your Trane heat pump is acting up in Hempstead, call Dalton Heating & Air at (516) 559-4840 for a free estimate. We’ll get the right part, give you the price in writing, and back the repair for a full year.
Written by Marco Benitez, Owner, Dalton Heating & Air Hempstead at Dalton Heating & Air Hempstead, serving Hempstead and nearby areas.