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Get your free estimateLennox HVAC in Paradise, NV | Cold Harbour Heating and Air Las Vegas
We provide independent Lennox HVAC service across Paradise, from tune-ups and refrigerant recharges to full system replacements, including our AC Repair in Paradise. The one thing that makes our Lennox work different here is simple: we know exactly what Paradise’s 110°F heat, fine desert dust, and mid-century wiring do to Lennox equipment, because we’ve been fixing it for over twenty years. Call (725) 726-3813 for a written price before any work begins.
Why Paradise Residents Choose Us for Lennox Service
Victor Mancini grew up in the San Fernando Valley and learned HVAC at Los Angeles Trade-Technical College before spending nearly two decades turning wrenches on residential and light-commercial systems across the Southwest. He and our crew have been keeping homes cool in places like Summerlin and out past the Red Rock Canyon corridor long enough to know that a 115-degree July afternoon in Las Vegas is not the time to find out your capacitor is failing. That’s why we built Cold Harbour on two ideas: show up when you say you will, and explain the repair in plain English before you touch anything.
Paradise homeowners call us for Lennox work because our technicians can service all nine major residential brands, including Lennox, Carrier, Trane, Goodman, Rheem, York, Daikin, Bryant, and American Standard. We’re an independent Lennox service provider, not a manufacturer-authorized dealer. That means we diagnose and fix problems the way Lennox engineered them, without being tied to factory scripts or upsell targets. Every repair we make in Paradise includes our 365-Day Done Right Promise: a written guarantee that is valid for a full year. If the repair fails in that window, we come back and make it right at no charge.
Phones are answered by a live person 24 hours a day, 7 days a week. When your Lennox system quits on a 112°F afternoon, you don’t get a voicemail tree. You get a real person and a firm arrival window. Written price before the work starts, every single time. That’s the Kingswell Way: say the price before the work, show up in the window given, leave the place cleaner than found, put the guarantee in writing, and come back if it fails.
Styles & brands we work with







Common Lennox HVAC Problems We Solve in Paradise
- Dust-clogged condensing coils that trip the high-pressure switch. Paradise’s fine desert silt coats outdoor coils fast, especially during monsoon-season dust storms. On a Lennox Elite or Signature Collection unit, a clogged coil drives head pressure up and trips the high-pressure switch during the hottest part of the afternoon. We wash the coil thoroughly, check subcooling, and get the system holding a proper temperature split again.
- Failed dual-run capacitors after repeated hard starts. Paradise nights stay hot, and a Lennox 13 or 16 SEER Elite unit that cycles constantly in 110°F weather puts serious strain on its run capacitor. When it fails, the compressor pulls locked-rotor amps and the outdoor unit won’t start. We replace swollen or failed capacitors with 440V-rated commercial parts that outlast OEM units in this heat.
- Lennox SLP98V variable-speed furnace boards throwing pressure-switch faults. Many Paradise homes east of Boulder Highway still have original mid-century attics with decades of dust accumulation. When filters get neglected, a Lennox SLP98V variable-speed gas furnace can throw pressure-switch or limit faults that shut the system down. We clean the burners, verify the inducer, and replace the board only if the part is actually bad.
- iComfort S30 smart thermostats losing communication with the outdoor unit. Paradise’s intense UV exposure degrades the low-voltage wiring running from rooftop condensers to indoor air handlers. When that wiring fails, a Lennox iComfort S30 thermostat loses communication with the outdoor unit, and the system won’t respond. We trace the low-voltage circuit, replace the UV-damaged wiring, and re-establish communication.
- Refrigerant leaks that only show up under extreme cooling loads. A slow refrigerant leak in a Lennox XC16 or XC20 may not be obvious during a mild spring evening. But when Paradise hits 110°F and the system runs nonstop, that leak shows up as a warm house and an overworked compressor. We find the leak with an electronic detector, repair it, and recharge with R-410A to the manufacturer’s exact subcooling spec.
Lennox Service in Paradise: What Local Conditions Mean for Your Equipment
Paradise’s aging mid-century homes east of Boulder Highway often still have 60-amp electrical panels sized for swamp coolers, not modern Lennox air conditioners. This is a retrofit problem you will not find in Summerlin or Henderson’s newer builds. Many of these homes were built in the 1950s through the 1970s, when refrigerated air was a luxury and evaporative coolers were the standard. A modern Lennox condenser needs a dedicated 240V circuit with proper amperage, and that old 60-amp panel usually doesn’t have the room or capacity. We routinely add dedicated circuits and replace fused disconnects before installing or repairing high-amp Lennox condensers on the east side of Paradise. If you own a mid-century home near East Twain Avenue or east of Boulder Highway and you’re planning to upgrade from a swamp cooler to refrigerated air, the panel work has to happen before the equipment goes in. We will tell you that upfront, with a written quote, so you know the full scope before any tools come out.
Lennox Models & Products We Service in Paradise
Our technicians work on the full Lennox line, from the value-driven Merit series to the premium Dave Lennox Signature Collection. That includes the ML14 and ML17 Merit units, the XC14 and EL16 Elite series, and the XC and XP Signature Collection systems with variable-speed compressors. We also service and install Lennox Healthy Climate air purification products, including UV air purifiers that help keep Paradise’s dust and airborne particulates out of your living space.
When it comes to parts, we always quote OEM Lennox parts first for control boards, variable-speed motors, and defrost sensors. Lennox systems are tightly integrated, and aftermarket boards often cause compatibility errors. But for wearing items like capacitors, contactors, and ignitors, we use commercial-grade aftermarket parts that have proven to outlast OEM in Paradise’s heat. We’ll also tell you honestly when a 15-year-old condenser is not worth a $1,200 OEM compressor. Call us at (725) 726-3813 and tell us what the system is doing.
See the difference
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After
Before
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Before
AfterLennox Service Pricing in Paradise
Most Lennox repairs in Paradise fall within the ranges below. These are the numbers we quote every day across the Las Vegas valley, and they are consistent from job to job.
| Service | Typical Price Range |
|---|---|
| AC Repair (Lennox) | $150 – $650 |
| Furnace Repair (Lennox) | $150 – $700 |
| AC Installation (Lennox) | $3500 – $7500 |
| Tune-Up (Lennox) | $80 – $200 |
| Refrigerant Recharge (R-410A) | $150 – $450 |
| Capacitor Replacement (Lennox) | $150 – $300 |
| UV Air Purifier Install (Lennox Healthy Climate) | $350 – $900 |
What drives the cost is the specific failure, the age of the system, and whether any electrical or ductwork upgrades are needed, which is common in older Paradise homes. What a free estimate includes is the same on every job: we diagnose the problem, hand you a written price before any work begins, and answer every question in plain English. Call (725) 726-3813 for an exact quote. The estimate is free, and the price does not change at the door.
Serving Paradise, NV - Our Local Coverage Area
We’re based in the Paradise area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs – Lennox HVAC in Paradise
Because the compressor draws more amperage when outdoor temperatures climb, and Paradise routinely sees 110°F or higher. On those days, a Lennox condenser with a weak run capacitor, a dirty coil, or a slightly undersized circuit can pull more current than the breaker is rated for and trip it. The breaker is doing its job by preventing a fire. The fix is usually a new capacitor, a coil cleaning, or a dedicated circuit if the panel is undersized, which we see frequently in mid-century Paradise homes east of Boulder Highway, and we also offer our Furnace Repair in Paradise for heating issues. Call (725) 726-3813 and we’ll diagnose it in one visit.
Not necessarily. When the furnace blower runs but the outdoor condenser won’t start, the most common causes in Paradise are a failed dual-run capacitor, a tripped high-pressure switch from a dust-clogged coil, or UV-damaged low-voltage wiring between the thermostat and the outdoor unit. A Lennox control board failure is possible but less common than those three. We diagnose the actual fault before recommending any board replacement. Call (725) 726-3813 and we’ll trace it properly.
Yes, but the electrical panel work has to happen first. Many of those 1960s homes east of Boulder Highway were built with 60-amp panels sized for evaporative coolers, not modern refrigerated air. A Lennox condenser needs a dedicated 240V circuit, and that old panel often can’t accommodate it. We will include the panel upgrade and any necessary ductwork changes in your written quote before the equipment order is placed. Call (725) 726-3813 for a free estimate that covers the full scope, not just the unit.
Twice a year is ideal. Our climate runs your Lennox system hard from May through September, and dust buildup on the condenser coil reduces efficiency and drives up head pressure. A spring tune-up before the heat hits and a light fall check after the cooling season ends will catch failing capacitors, low refrigerant, and dirty coils before they become a no-cooling call on a 112°F afternoon. Tune-ups run $80 – $200. Call (725) 726-3813 to schedule one.
Replace the condenser or the entire system, in most cases. A new Lennox compressor on a 12-year-old unit typically costs $1,200 or more for the part alone, plus labor, refrigerant, and the possibility that the old coil and lineset are not worth reusing. At that age, putting $2,000 into a compressor on a system that has already lost efficiency and may need more work soon rarely makes sense. We’ll quote both options, show you the numbers side by side, and let you decide. Call (725) 726-3813 for a written comparison.
Service Areas Near Paradise
We provide Lennox service in Las Vegas and Lennox service in Whitney, as well as Paradise, Winchester, Aliante, and Southern Highlands. If you’re a Lennox owner anywhere in the valley, we’ll send a technician who knows the equipment and the local conditions. See our full Paradise service area page for details, and explore our Lennox sales & service options.
Book Your Lennox Service in Paradise Today
When your Lennox system stops cooling in Paradise heat, you don’t have time to wait. Call (725) 726-3813 for a free estimate, a written price before any work begins, and same-day service when your situation calls for it. Victor Mancini and the Cold Harbour Heating and Air Las Vegas team are ready to take your call.
Written by Victor Mancini, Owner at Cold Harbour Heating and Air Las Vegas, serving Paradise since 2003.