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Get your free estimateLennox Furnace Repair in Orlando: What to Know First
Lennox furnace repair in Orlando typically runs between $150 and $700, and most jobs are completed same-day when we have the part on the truck. We’re an independent Lennox service provider, which means we work on every major Lennox line without being tied to manufacturer pricing or replacement-first recommendations. If your Lennox furnace is short-cycling, throwing an error code, or blowing cold air, call (850) 845-8659 and a live person will answer, day or night.
This page is for Orlando homeowners who own a Lennox furnace and want straight answers about what’s actually wrong, what repair looks like, and what it costs before anyone touches the system. Luis Serrano and our crew have worked on Lennox equipment across Orlando for years, from Elan and Merit Series units in College Park ranch homes to SLP99V modulating systems in Dr. Phillips. We write the price on paper before any work starts, and we stand behind every repair for 365 days.
How Lennox Products Fail – and How We Fix Them
- ML180 and ML195 Merit Series pressure switch faults. These single-stage furnaces are common in Orlando condos and smaller homes. The pressure switch fails or the condensate line clogs, and the board throws a “pressure switch open” code that locks the system out. We test the switch with a manometer instead of guessing, and if the switch is fine, we clear the blocked condensate trap or flue intake that’s actually causing the fault.
- EL296V and EL195E ignitor failures. Lennox uses silicon nitride ignitors on these mid-efficiency models, and they crack from heat cycling over three to five Orlando winters. The symptom is specific: the inducer runs, you hear the gas valve click, but no flame catches, then the system retries twice and locks out. We replace with OEM-spec ignitors rather than universal aftermarket parts, because the resistance curve on aftermarket ignitors doesn’t always match what the control board expects.
- SLP98V and SLP99V gas valve modulation issues. These high-end modulating furnaces are sensitive to incoming gas pressure and dirty intake air. When Orlando’s humidity combines with a dusty return, the modulating gas valve hunts, the flame waivers, and the system throws intermittent limit faults. We check manifold pressure with a digital manometer, verify intake restriction, and only replace the gas valve when the valve itself tests bad.
- G26 and other legacy Lennox units with heat exchanger stress. Older Lennox furnaces still running in Orlando’s older neighborhoods, especially around Conway and Pine Hills, often have hairline heat exchanger cracks from years of thermal expansion. The tell is a flickering flame when the blower kicks on. We inspect with a camera scope and follow Lennox’s own inspection protocol, because a cracked heat exchanger is a carbon monoxide risk that no repair can ethically patch.
- Blower motor failures across the Elite and Merit lines, especially ECM motors. Orlando’s frequent afternoon thunderstorms send voltage spikes through the grid, and Lennox ECM blower motors take the hit more often than single-speed PSC motors. The furnace runs, but airflow is weak or the motor hums without turning. We test the module separately from the motor housing, because replacing the module alone can save $300 – $400 over a full motor assembly when the motor windings are still good.
Styles & brands we work with







Our Lennox Furnace Repair Process
Here’s what a typical Lennox furnace repair looks like when you call us in Orlando:
- 1
You call (850) 845-8659. A live person answers, asks what the furnace is doing and what model you have, and schedules a time that works for your household.
- 2
The tech arrives in a marked vehicle, with shoe covers on before stepping inside. We ask where the furnace is, where the pets are, and whether anyone is sleeping before we get to work.
- 3
Diagnosis first, written price second. We run the Lennox error codes, test with a multimeter or manometer where needed, and give you a written price for the repair before any tool touches the furnace.
- 4
Parts decision is discussed openly. If it’s a warranty-covered part, we handle the claim paperwork. If it’s out of warranty, we talk through OEM versus quality aftermarket and recommend what makes sense for the unit’s age and your budget.
- 5
Repair and then a full-cycle test. We run the furnace through multiple heat cycles, verify flame signal, temperature rise, and airflow, and check carbon monoxide during operation.
- 6
Clean-up and a photo before we leave. Drop cloths come up, the area is swept, and we show you a photo of the clean-up before we walk out. Every job is covered by the 365-Day Done Right Promise.
What Lennox Furnace Repair Costs in Orlando
Most Lennox furnace repairs in Orlando fall between $150 and $700, depending on what failed and which Lennox line you own. Ignitor replacement on a Merit or Elite unit is the most common repair, typically around $150 to $300 parts and labor. A pressure switch replacement runs $200 to $400. Blower motor module replacement lands between $350 and $650. A gas valve replacement on a modulating SLP98V can be the higher end, $500 to $700.
What moves the price is the part itself, whether you have an active Lennox warranty, and how long the diagnostic takes on an intermittent fault. We give you the written price after diagnosis, not a range after the fact. If the repair doesn’t make financial sense, we’ll tell you before recommending replacement, and estimates are free either way.
See the difference
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AfterWhy Orlando Homeowners Call Meadowsweet Heating and Air Orlando for Lennox Work
We know Lennox systems specifically, and we also service Carrier and Trane, so our recommendation isn’t shaped by only knowing one brand. We’re part of the Cedarwell family of HVAC companies, founded in 2004, and every Lennox repair comes with the Cedarwell Care Promise: a written price before work starts, background-checked uniformed technicians, and a 365-Day Done Right Promise. If it’s not done right, we make it right. No runarounds, no fine print.
Our crew follows the C.A.R.E. values code on every job: Clean up like it’s their own home, Ask before moving anything, Respect the family’s time and quiet hours, and Explain the price before the work. Shoe covers and drop cloths are standard on every visit, and we send a photo of the clean-up before we leave. Pets stay where you want them, floors stay clean, and your Lennox furnace gets fixed without drama.
FAQs
Yes, we handle Lennox warranty parts claims on furnaces that are still within the manufacturer’s parts warranty period. We’re an independent Lennox service provider, not a Lennox dealer, so we process the warranty paperwork for you and charge only for the labor to install the warrantied part. Bring your model and serial number to the first call and we’ll confirm coverage before ordering anything.
Same-day service is available for most Lennox furnace repair calls in Orlando when you reach us before mid-day, and we run emergency calls nights, weekends, and holidays. A live person answers every call at (850) 845-8659, no voicemail queue, and we keep common Lennox parts like ignitors, pressure switches, and flame sensors stocked on our trucks to avoid a second trip.
As a general rule, if the repair costs less than half the price of a new system and your Lennox furnace is under 12 years old, repair makes sense. If you have a cracked heat exchanger or a failed modulating gas valve on a 15-plus-year-old unit, replacement is often the better money. We’ll show you the numbers for both options in writing and let you decide without pressure.
In most Orlando Lennox furnaces, this is a failed ignitor, a dirty flame sensor, or a control board that has locked out ignition after repeated failed attempts. The flame sensor is a $150 to $250 fix, the ignitor $150 to $300, and the board $300 to $600, depending on model. Call (850) 845-8659 and tell us what you’re hearing, and we’ll give you a straight read before we come out.
Yes, we repair Lennox furnaces installed by other companies, including systems we’ve never touched before. We service all major residential Lennox lines, from the Merit and Elite series to the Signature modulating systems, and we’ll give you the same written price and 365-Day Done Right Promise regardless of who put the unit in.
Call Meadowsweet Heating and Air Orlando for Lennox Furnace Repair
If your Lennox furnace is acting up, call (850) 845-8659 and talk to a real person. Tell us what you’re hearing, and we’ll tell you what it’s going to cost, before we start. Estimates are free, the price is written before any work begins, and every repair is backed for 365 days. That’s the Cedarwell Care Promise, and it’s how we’ve done Lennox work in Orlando since day one.
Written by Luis Serrano, Owner, Meadowsweet Heating and Air Orlando at Meadowsweet Heating and Air Orlando, serving Orlando and nearby areas.