Ductless Mini-Split Repair in the Northwest & West Suburbs
Get ductless mini-split repair in Streamwood, IL for systems that leak, stop cooling, lose heat, display errors or struggle to maintain the selected temperature reliably.
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Mini-Split Not Working?
Fast, honest ductless mini-split repair from a family-owned Streamwood team.
- $75 diagnostic ($99 evenings, weekends & holidays)
- 24/7 emergency service, with same-day appointments available
- Trucks stocked with common mini-split parts, so most repairs are done in one visit
- Upfront, flat-rate pricing before any work starts
Thinking About a Mini-Split?
Free in-home replacement estimates from a Lennox Premier Dealer.
- Good, Better and Best options with upfront pricing
- ComEd instant discounts applied where you qualify
- Financing available, including 0% APR on select Lennox systems during Lennox promotions
- Sized with a load calculation, installed and permitted
Quick Summary
Pure Comfort repairs ductless mini-splits in Streamwood and the Northwest Suburbs that leak, stop cooling, lose heat or show error codes. The diagnostic is $75 ($99 evenings, weekends and holidays), we work on major mini-split brands subject to parts availability, and you approve a flat-rate price before any repair. Call (708) 515-4822, 24/7.
Reviewed by Gene Baldassano, owner and NATE- and EPA 608-certified HVAC technician since 2008 · Updated
Signs a Mini-Split Needs Service
A ductless system usually gives some warning before it stops working entirely. Watch for.
- An unresponsive indoor headA unit that will not respond to the remote or wall control may have a control board, sensor or communication problem.
- Weak airflowReduced air from the indoor head can come from filters, the coil, fan motor, settings or ice buildup on the equipment.
- Water dripping from the unitA blocked drain, damaged pan, failed pump or poor pitch can send condensate into the room instead of out of the house.
- Error codes on the displayA code identifies a condition the controls detected, but testing is still needed to confirm what is actually causing it.
- Ice on the equipmentVisible ice on the indoor coil or outdoor unit points to airflow or refrigeration conditions that need diagnosis.
- The outdoor unit will not runAn outdoor unit that stays off while the indoor head calls for cooling or heat needs electrical and control testing.
Check the remote setting and clean accessible filters first. If performance does not return, avoid repeated resets and schedule a diagnosis.
How We Diagnose Ductless Problems
Mini-splits combine electronic controls, sensors, motors, drainage and refrigeration in a compact system, so the diagnosis has to cover all of it.
- Read the error history. We review stored codes and operating history rather than clearing them and hoping the problem does not return.
- Test the operating mode. The system is run in the mode that is failing so the actual behaviour can be observed under load.
- Check indoor-outdoor communication. We verify that the indoor and outdoor equipment are communicating correctly, since many faults originate there.
- Review the physical conditions. Filter condition, coil cleanliness, condensate routing, electrical components and refrigerant performance are all evaluated before any part is replaced.
Repair or Replace the Mini-Split?
We compare repair cost, age, condition, warranty and how well the equipment still serves the room.
An isolated failure on reliable equipment
When the fault is limited and the system has otherwise performed well, a repair returns the space to normal comfort at a sensible cost.
Repeat failures or hard-to-find parts
Major refrigeration or control failures that repeat, limited parts availability or a system that was never sized and placed correctly all point toward new equipment.
THE FOUR THINGS WE WEIGH
What the repair costs today
The price of the fix measured against a correctly designed replacement for the space.
The state of the equipment
Age, repair history and how the system has held up in the application it serves.
Availability and support
Some ductless brands and models become difficult to source parts for, which affects long-term serviceability.
Sizing and placement
Whether the original installation matched the room, since a repair will not correct a design problem.
Related service: Ductless Mini-Split Installation
Ductless Experience Beyond the Error Code
Pure Comfort has served Streamwood since 2008 and maintains a local project library of completed ductless installations.
- We install these systems tooInstallation experience gives our technicians context for how a system was set up and where problems tend to originate.
- Certified experienceNATE-certified, EPA-certified and Lennox Premier Dealer experience on the control and refrigeration work.
- Major brands servicedWe diagnose major mini-split brands, subject to parts and equipment support.
- Application consideredMini-splits can fail from drainage, placement or application issues as well as parts, so we look at how the system was installed and used.
Ductless Components We Service
We diagnose indoor fan motors, sensors, control boards, remotes, condensate pumps, drain lines, outdoor electrical components and refrigerant-related issues across major mini-split brands.
Where a repair cannot correct an installation or placement problem, we explain that clearly rather than leaving the same issue in place.
COMPONENTS WE SERVICE
Diagnosis determines which of these is actually at fault.
- Indoor fan motors and blower wheels
- Sensors and control boards
- Remotes and wall controls
- Condensate pumps and drain lines
- Outdoor electrical components
- Refrigerant-related components
Repair Costs and Replacement Options
After testing the system, we explain the repair and whether any installation condition should also be corrected. When replacement is the better path, Pure Comfort can provide an in-home estimate.
Financing or heat-pump incentives may be available for qualifying new systems. Current programs are verified during the estimate.
Financing
Projects Over $2,000
Longer terms with interest for lower monthly payments, subject to credit approval. If replacement makes more sense, select Lennox systems qualify for 0% APR during Lennox promotions.
Free
Replacement Estimates
If replacement makes more sense, the in-home estimate is free, in writing and with no obligation.
Service for Real Local Installations
Ductless systems around Streamwood are used in additions, garages, finished upper floors and rooms with persistent comfort problems. Each application places different demands on drainage, line routing and outdoor operation.
That local installation experience helps our technicians separate a failed component from a design or placement issue that would otherwise remain after the repair.
Real Reviews. Real Comfort.
When you need HVAC due to an unexpected event you want someone who not only can provide the service you need….
Great service. Very professional. They try all avenues to resolve issues with equipment. Always a pleasure to work….
Had an issue with the thermostat reading erroneously, as soon as I contacted Pure Comfort, they got back….
Our serviceman, Gene, was very responsive, professional and thorough. He explained each aspect of the issue clearly and….
I called them at 7am with no heat, the only available spot they had was in the afternoon, 5 minutes later they called….
Gene was professional, on-time, very friendly and did a thorough job inspecting our A/C unit. He also checked….
Quick and honest service and advice last minute on a Sunday. Clean crew and equipment. Gene was a knowledgeable….
Gene did not give up on the problem. It was a crazy situation but he never gave up found the problem and fixed it. Thank you….
Furnace wasnt working. Called Pure Comfort after hours and they came right out and helped me. The furnace….
Very professional, definitely knowledgeable had the furnace fixed in 10 minutes. I can honestly say I trusted Gene….
Ductless Repair FAQs
Why is the indoor unit leaking water?
A blocked drain, damaged pan, failed pump, poor pitch or frozen coil may be involved.
What does a mini-split error code mean?
It identifies a condition detected by the controls, but testing is still needed to confirm the cause.
Why is airflow weak?
Filters, the indoor coil, fan motor, settings or ice buildup may be limiting airflow.
Why will the system not heat?
Controls, sensors, defrost operation, refrigeration or outdoor temperature capability may be involved.
Can you repair a mini-split you did not install?
Pure Comfort services major ductless brands, subject to parts and equipment support.
Should I repair an older mini-split?
We compare the failure, condition, history, parts availability and how well the system still serves the space.
Ductless Repair Across the Northwest Suburbs
Based in Streamwood and servicing mini-split systems throughout the surrounding communities. Pick your town to see local details, or give us a call and we will tell you straight away whether your address is in range.
Not on the list? We cover much of the northwest suburbs, so call and we will confirm your address in a minute.
Restore Room-by-Room Comfort
Tell us which unit is affected, what it is doing and whether any error code is showing. That helps us arrive prepared.
- You get a scheduled window and the technician's name
- We diagnose the cause rather than clearing the code
- Replacement estimates are free, with no obligation
Leaking right now? Call us at (708) 515-4822 and turn the unit off until we can look at it.
Request Service or a Free Replacement Estimate
Pure Comfort Service at a Glance
| Item | Typical price or answer | Details |
|---|---|---|
| Diagnostic visit | $75 ($99 evenings, weekends and holidays) | Full-system check by a NATE-certified technician |
| Furnace repair | Most repairs $245 to $770 | Flat-rate price approved before work starts |
| AC repair | Most repairs $275 to $735 | Flat-rate price approved before work starts |
| Availability | Phones answered 24/7 | Same-day service is common |
| Service area | About 20 miles around Streamwood | Cook, Kane, DuPage and McHenry counties |
| Credentials | Lennox Premier Dealer | NATE-certified technicians, EPA 608, BBB Accredited, licensed Illinois LLC |
| Financing | 0% APR on select Lennox systems | During Lennox promotions; longer terms with interest on projects over $2,000 |
Pricing as of October 2026. Final price is quoted in writing before any work starts.
Licensed, certified and accredited
- Lennox Premier Dealer
- NATE-certified technicians
- EPA Section 608 certified
- BBB Accredited Business
- Licensed business in the Village of Streamwood
- Registered Illinois LLC
- Fully insured