Book your HVAC diagnostic.Book your NYC HVAC diagnostic.

Diagnostic free with major repair or replacement.

Diagnostic free with major repair or replacement. NYC mechanical contractor since 1987. NYC DOB #022359. New system estimates are free.

Manhattan: (212) 810-0915Brooklyn: (718) 835-6820
Founded 1987·1,700+ NYC clients·4.9 rating
Every service call starts with a diagnostic

We find the issue, explain the repair, and credit the diagnostic fee toward major repair or replacement.

  • 01

    Licensed tech, not a sales rep

    A Vinco tech opens the unit, takes pressures and electrical readings, and finds the root cause. Mitsubishi and Daikin installer.

  • 02

    $199 diagnostic + $49 travel

    $199 covers the first hour per system. $49 covers fuel and NYC congestion pricing on every visit.

  • 03

    Credited toward the repair

    The $199 is credited dollar-for-dollar toward major repair or replacement. The $49 travel fee is never credited.

  • 04

    Written answer before any work

    You see the diagnosis on the spot, then receive a signed PDF report by email with parts, labor, and a repair-vs-replace recommendation. You decide.

Planning a new system instead? Request an estimate (free, written, no deposit).
Book your visit

A licensed Vinco tech, not a sales rep.

We dispatch a licensed Vinco tech, not a sales rep. After you submit the form, the dispatcher confirms your slot by text or phone, prioritized by severity. We dispatch from our Brooklyn HQ to all five boroughs.

The on-site diagnostic fee is $199, plus a $49 travel fee that covers fuel and NYC congestion pricing on every visit. The $199 is credited dollar-for-dollar toward major repair or replacement. New system estimates (heat pumps, RTUs, VRF, boilers, central air) are free. Full rate sheet at /rates-and-financing.

  • Licensed NYC technicians, every visit
  • Mitsubishi, Daikin, and Fujitsu installer
  • Full written report, signed by the tech
  • Dispatcher answers (718) 835-6820 (Manhattan: (212) 810-0915) 24/7
The credentials

Authorizations that very few NYC contractors actually carry.

The reason we get called for diagnostics on co-op boards, hotel chains, restaurant groups, and Class A office buildings is not marketing. It is the specific manufacturer authorizations and insurance limits below. Most NYC HVAC contractors do not hold all four.

01

Mitsubishi and Daikin installer

Direct factory training and parts access on Mitsubishi M-Series, City Multi, Daikin VRV4 and VRV5. We can pull warranty parts overnight on most platforms, which matters when a high-rise condenser is down and the building is full of tenants.

02

NYC DOB Contractor #022359

We file our own permits under our own license. We do not rent another contractor's number, we do not subcontract our license number, and we are responsible for our own DOB inspections. If a job needs an alteration permit (Alt-2 or Alt-CO), we file it.

03

Sister company Metal Men Mechanical

In-house ductwork shop in Brooklyn: rectangular, spiral, kitchen grease, exposed architectural. When a project needs custom duct, we make it in-house instead of waiting two weeks for a sheet metal subcontractor. Most NYC HVAC contractors call out for sheet metal, which adds time, markup, and a hand-off where things slip.

We dispatch across Manhattan, Brooklyn, Queens, the Bronx, and Staten Island from our Brooklyn HQ. After you book, the dispatcher confirms your slot, prioritized by severity.

After the visit

You leave with a written answer, not a follow-up sales call.

We do not run commission-based sales reps. The technician who shows up writes the report and emails it to you. You decide what to do with it.

  1. 01

    On-site walkthrough

    Tech walks you through findings with photos of any issues, on the spot. You see what they see. Questions answered while the unit is still open.

  2. 02

    Written report

    Signed PDF with root cause, measured values, itemized parts and labor, and a repair-vs-replace recommendation. Sent by email after the visit.

  3. 03

    You decide

    Approve a major repair or replacement (the $199 diagnostic fee is credited dollar-for-dollar against the invoice; the $49 travel fee always applies) or take the report and walk for $248. No pressure, no follow-up sales calls.

  4. 04

    If you approve

    We schedule around your operations and your building's freight and noise windows. Most common failures are fixed on the spot because the parts are already on the truck.

The diagnostic fee, line by line

$199 for the diagnostic. $49 for the truck. That is the whole price.

The Vinco service-call price is $199 for the diagnostic plus $49 for travel, for a total of $248 if you take the written report and decline work. On a major repair or replacement the $199 is credited dollar-for-dollar against the invoice. The $49 is never credited. New installation and replacement estimates carry no diagnostic fee and no travel fee.

01

What the $199 diagnostic covers

One licensed NYC HVAC tech, one hour on site, one failing system. The tech opens the equipment, inspects venting, electrical, and refrigerant lines, and runs the full performance test: capacitor microfarad reading, contactor draw, motor amp draw at start and run, refrigerant suction and head pressure, supply-return temperature split, and combustion analysis on any gas-fired equipment. Filter, coil, and condensate condition are checked. The diagnostic includes the on-site walkthrough where the tech shows you the failure with photos, and the written report emailed to you within 24 hours. Multi-system visits run additional hours at $165 during standard hours.

02

What the $49 travel fee covers

Dispatch cost of getting a Vinco truck to your NYC address. Drive time from our Brooklyn HQ, NYC congestion pricing, parking or garage fees, tolls, and the time it takes the tech to load tools, ladders, and the parts cart for the building type. Charged once per visit regardless of how many systems the tech inspects. The travel fee covers the call-out itself, which is why it is not credited toward repair work performed later. It is not charged on free installation or replacement estimate visits.

03

What gets credited toward repair or replacement

The $199 diagnostic fee is credited dollar-for-dollar as a line item on a major repair or replacement invoice. It appears on the invoice as a credit, not a discount, which matters for insurance, warranty, and tax-receipt purposes. The $49 travel fee is never credited. On a $1,800 repair you pay $1,800 minus $199 plus the $49 that was already collected at the visit. On a $14,000 replacement the math is the same. credited toward major repair or replacement.

04

When the diagnostic fee does not apply

Installation, replacement, and estimate visits are free. If you already know you want a new system (a mini-split for a new addition, a boiler replacement, a furnace retrofit, a VRF for a brownstone), there is no diagnostic fee and no travel fee. Request an estimate at /estimate or call (718) 835-6820 (Manhattan: (212) 810-0915). The diagnostic exists for the case where something is failing and the root cause is unknown. Once the root cause is named, the decision (repair, replace, or hand the report to another contractor) is yours.

Full labor rates, overtime policy, and financing terms are documented at /rates-and-financing.

The deliverable

A signed PDF in your inbox, not a verbal estimate.

Every Vinco diagnostic visit produces a written report emailed within 24 hours. The report is the artifact your co-op board, building engineer, insurance carrier, or second-opinion contractor expects to see. It is not a verbal summary on the doorstep, it is not a hand-written receipt, and it is not a sales pitch with a same-day discount.

What the report contains
  • Equipment make, model, and serial number, with photos of the data plate.
  • Observed symptoms in plain language: what the customer reported, what the tech saw on arrival.
  • Measured values: refrigerant suction and head pressure, supply-return temperature split, capacitor microfarad, motor amp draw at start and run, combustion analysis on gas equipment.
  • Root-cause diagnosis: the specific component that failed and why.
  • Repair option with parts and labor cost ballparks.
  • Replacement consideration if the repair exceeds 50% of replacement value, the equipment is past warranty, or the refrigerant is end-of-life.
  • Recommended next steps and timing.
  • Tech signature, license number 022359, EPA Section 608 certification on file.
What to do with the report

Repair, replace, or hand it to a second contractor.

Repair makes sense when the failure is a single-component issue, the equipment is under 10 years old, the refrigerant is still supported (R-410A or R-454B), and the repair cost is well under 50% of replacement value. Schedule the repair, the $199 is credited on the invoice, and most common failures are fixed on the same visit because parts are on the truck.

Replacement makes sense when the repair exceeds 50% of replacement value, the equipment is past 12 to 15 years, the refrigerant is end- of-life (R-22 is dead and not legally serviceable, R-410A is in production phase-down), or a second major component has failed within 18 months. Schedule a free estimate at /estimate. The diagnostic report becomes the load-calc and selection starting point.

Borderline cases are documented in the report so you can make the call with numbers in front of you. The report includes age, warranty status, repair cost, replacement cost, and the refrigerant transition note. Decision-content lives at /hvac-repair-vs-replace and the refrigerant phaseout context lives at /a2l-refrigerant-phaseout.

What the tech usually finds

The five issues that account for most NYC service calls.

About 80% of the diagnostic calls Vinco runs in NYC land in one of five buckets. Knowing which bucket you are in before the visit helps you decide if a diagnostic is the right next step or if the symptom is something you can clear yourself. The diagnostic confirms the bucket and names the specific failed component on your equipment.

01

Failed capacitor on the condenser

The single most common AC failure in NYC. Symptom: outdoor unit hums but the fan does not spin, or the compressor short-cycles and trips on overload. Cause: the run capacitor has drifted below spec or shorted. The capacitor is a $40 part. Labor to swap it is included in the first hour the diagnostic fee covers. Most of these are fixed on the same visit.

02

Refrigerant leak on a line set or coil

Symptom: cooling capacity drops over a season, ice forms on the suction line, the apartment will not hit setpoint on hot days. Cause: a slow leak at a flare fitting, a Schrader valve, an evaporator coil, or (rare) a condenser coil. The tech uses an electronic leak detector and pressure trending to locate it. Repair runs from a $250 flare reseal to a $1,800 evaporator coil replacement plus refrigerant charge. R-22 systems get a replacement recommendation because the refrigerant is no longer legally produced.

03

Plugged condensate drain on a mini-split or central AC

Symptom: water dripping from an indoor unit, water stains on a ceiling below, mini-split flashes a drain-pan error and shuts down. Cause: biofilm or debris blocks the condensate line. The fix is a drain flush, drain-pan tablet, and float-switch test. Usually completed inside the first hour the diagnostic covers.

04

Failed contactor or control board on a rooftop unit

Symptom: rooftop unit does not start on a thermostat call, or it cycles on and off randomly. Cause: pitted contactor contacts, failed transformer, or a control-board relay. The tech measures continuity and coil voltage to isolate the part. Contactor swap runs $180 to $350. Control-board replacement runs $400 to $900 depending on platform.

05

Combustion or ignition fault on a gas furnace or boiler

Symptom: no heat call response, error code on the control board, gas smell, or short-cycling on the high-limit. Cause: dirty flame sensor, failed igniter, blocked pressure switch hose, cracked heat exchanger, or low gas pressure. The tech runs a combustion analysis. Flame-sensor cleaning is included in the first hour. Igniter swap runs $200 to $450. A cracked heat exchanger triggers a shutdown-and-replace recommendation for safety.

Cost ranges above are typical ballparks for NYC labor and parts, not a quote. The written diagnostic report names the specific failed part and pricing on your equipment. Pricing canon lives at /rates-and-financing.

Dispatch and timing

No-cool calls jump the line. Severity routes the truck.

The dispatcher answers the phone, confirms the address and the symptom, and slots the visit by severity. Loss-of-cool in July with elderly occupants moves ahead of a routine pre-season inspection. Loss-of-heat in February with kids in the apartment moves ahead of a maintenance call. Same-day slots happen when a truck is already in your borough.

01

Standard hours and overtime

Standard service hours are Monday to Friday, 8:00am to 4:00pm Eastern. Work performed outside standard hours, on weekends, or on federal holidays bills at 1.5x the standard labor rate, which is $247.5 per hour. The $199 diagnostic fee and the $49 travel fee do not change with hours. Overtime applies only to labor time beyond the first hour the diagnostic covers.

02

Multi-system visits

The $199 covers the first hour of on-site labor for one system. A multi-system visit (a brownstone with three mini-split heads and a furnace, a restaurant with two rooftop units, a commercial space with a VRF condenser plus four fan coils) runs additional labor at $165 per hour. The travel fee remains $49 regardless of system count. Every system inspected goes into the written report.

03

Building access and access windows

Manhattan and downtown Brooklyn high-rise buildings often restrict freight elevator use to specific windows. The dispatcher confirms the building's freight window when you book, coordinates with the super, doorman, or managing agent on arrival, and adjusts the slot if a window closes before the work finishes. Vinco files COI requests within one business day for buildings that require it before access.

04

What happens if the tech needs a part not on the truck

The Vinco service truck carries common Mitsubishi, Daikin, Carrier, and Trane parts and the high-frequency wear items (capacitors, contactors, igniters, flame sensors, drain pumps, common gas valves). If the failure needs a part not on the truck (a specific board on a rare commercial platform, an evaporator coil), the tech orders it on the spot and the dispatcher schedules the return visit. The diagnostic still produces a written report from the first visit. Return-visit labor bills at the standard hourly rate; there is no second diagnostic fee on the same failure.

05

After-hours emergencies

For after-hours no-cool or no-heat emergencies, call (718) 835-6820 or (212) 810-0915. The dispatcher answers 24/7. After-hours diagnostics carry the same $199 + $49 structure; labor time beyond the first hour bills at $247.5 per hour. Emergencies that turn into multi-day work get scheduled into standard hours starting the next business day to keep the bill predictable.

Is this the right form for you

Book a diagnostic if something is failing. Request an estimate if you already know you need new equipment.

The $199 diagnostic fee applies to existing equipment that is broken or behaving strangely and you want a tech to find out why. It does not apply to new installation, replacement of a known-dead system, or quote requests. Use the self-check below before you fill out the form.

Book a diagnostic if

Your equipment is broken or off.

  • The system will not cool or heat at all.
  • AC is running but the air coming out is warm.
  • Heat is running but the apartment will not hit setpoint.
  • Unusual noise: grinding, clicking, screeching, or short-cycling.
  • Unusual smell: burning, musty, sweet (refrigerant), or electrical.
  • Water leaking from the indoor unit or condensate pan.
  • Error code on the thermostat, mini-split head, or rooftop display.
  • The breaker trips when the system runs.
  • The AC or heat runs constantly and never satisfies the thermostat.
  • Ice on the refrigerant line or evaporator coil.
  • Recent loss of capacity: bills up, cooling down.

These are repair-shaped questions. The tech opens the unit, takes readings, names the root cause, and you decide whether to fix it.

Request a free estimate instead if

You already know you want new equipment.

  • Adding AC to a brownstone, co-op, or rental with no existing system.
  • Replacing window units with a ductless mini-split.
  • Replacing a 15+ year old boiler, furnace, or central AC.
  • Adding zones to an existing mini-split or central system.
  • Asking for a brand recommendation (Mitsubishi vs Daikin vs Fujitsu).
  • Pricing a full-house heat pump conversion for Clean Heat or rebate planning.
  • Adding HVAC for a buildout, renovation, or new commercial fitout.
  • Pricing equipment for a co-op board package.

These are scope-shaped questions. A free estimate visit is the right path. Request an estimate at /estimate. No diagnostic fee, no travel fee, written and itemized.

Questions

Plain answers, no fine print.

The most-asked questions before booking. If yours isn't here, call (718) 835-6820 (Manhattan: (212) 810-0915). The dispatcher answers 24/7.

01What does a Vinco HVAC diagnostic actually include?
A licensed NYC HVAC technician performs a full system inspection: airflow and static pressure, refrigerant levels and leak scan, electrical components (capacitor, contactor, control board), thermostat calibration, drain line and condensate, filter and coil condition, and any error history pulled from the unit. You receive a written report with root cause, repair-vs-replace recommendation, and itemized parts and labor pricing. Typical on-site time is 45 to 75 minutes.
02Is the diagnostic fee really credited toward the repair?
Yes, on major repair or replacement. The $199 diagnostic fee is credited dollar-for-dollar as a line item on the repair invoice (not a discount). The $49 travel fee is never credited. If you take the report and walk, the visit cost is $199 + $49 = $248. New system estimates (heat pumps, RTUs, VRF, boilers, central air) are free with no obligation. Full rate sheet at /rates-and-financing.
03How does scheduling work after I book?
After you submit the form (or call (718) 835-6820, Manhattan: (212) 810-0915), the dispatcher confirms your slot by text or phone. Dispatch is prioritized by severity, so a no-cool call in July moves ahead of a routine pre-season inspection. We dispatch from our Brooklyn HQ at 993 Grand Street to all five boroughs.
04Do you service all five NYC boroughs?
Yes. Dispatch covers Manhattan, Brooklyn, Queens, the Bronx, and Staten Island from our Brooklyn HQ at 993 Grand Street. We file every job under NYC DOB Contractor #022359, and our techs carry $2M / $4M general liability with a $5M umbrella, the limits most Manhattan and downtown Brooklyn buildings require on a Certificate of Insurance.
05What types of HVAC systems do you diagnose?
Central air, ductless mini-splits (Mitsubishi, Daikin, LG, Fujitsu, Samsung), VRF and VRV, heat pumps including hyper-heat cold-climate units, rooftop units, fan coils, PTAC. On the heating side: gas and oil furnaces, gas and oil boilers, one-pipe and two-pipe steam. Commercial: City Multi VRF, Daikin VRV, Carrier and Trane rooftops, kitchen exhaust and makeup-air units, BMS-integrated systems.
06What happens after the diagnostic?
The technician walks you through findings on-site with photos of any issues. You receive a written report after the visit with itemized parts and labor and a repair-vs-replace recommendation. You decide whether to proceed, with no pressure. On a major repair or replacement, the $199 diagnostic fee is credited dollar-for-dollar against the invoice. The $49 travel fee always applies. If you take the report and walk, the visit cost is $199 + $49 = $248 and you still leave with a documented diagnosis you can hand to another contractor or your insurance carrier.
07Do I have to be home for the diagnostic?
Ideally yes, so the tech can show you the issue in person and you can ask questions while they have the unit open. If you cannot be there, we coordinate access with your super, doorman, or managing agent, capture photos and a video walk-through, and review findings by phone before sending the written estimate.
08What if I just want a written estimate, not a diagnostic?
If you already know what you need (a new mini-split, a boiler replacement, a duct retrofit) skip the diagnostic and request a free estimate at /estimate, or call (718) 835-6820 (Manhattan: (212) 810-0915, same dispatcher). The $199 diagnostic is for repair-shaped questions where the root cause is unknown. Installation, replacement, and remodeling estimates are always free.
09Are estimates free?
Yes for installations and replacements. Mini-split, central AC, boiler, furnace, ductwork, VRF, and rooftop replacement estimates are always free, written, and itemized. The $199 diagnostic fee covers the on-site labor for repair-shaped questions where a tech needs to open the unit, take readings, and figure out why something is failing.
10Do you handle co-op board approvals and Certificates of Insurance?
Yes. We carry $2M / $4M general liability with a $5M umbrella, which covers the limits most Manhattan and downtown Brooklyn buildings require on a COI. We pull and file the NYC DOB permits ourselves under license #022359 (we do not subcontract our license number), produce alteration agreement-ready scope letters, and coordinate with the building engineer or managing agent on access, freight elevator scheduling, and noise windows. For larger jobs, we orchestrate engineering plans, DOB filings, and special inspections end-to-end so the customer gets a turn-key design and install. See https://www.vincomechanical.com/commercial-hvac-permits-nyc for the permit playbook. Our written diagnostic reports are formatted to be acceptable as supporting documentation in a board package.
11What kind of written report do I get?
A signed PDF on Vinco letterhead containing: the date and on-site time, the unit make and model, observed symptoms, measured values (refrigerant pressures, static pressure, temperature splits, electrical readings), the diagnosed root cause, a repair-vs-replace recommendation, and itemized parts and labor pricing. Every Vinco tech holds EPA Section 608 certification. This is the format your co-op board, building engineer, insurance adjuster, or commercial buyer expects to see.
12What does a $199 HVAC diagnostic include?
The $199 diagnostic covers the first hour of on-site labor for a licensed Vinco tech to find the root cause of a single failing system. Inspection covers the equipment, venting, electrical, and refrigerant lines. Performance tests include capacitor microfarad reading, contactor draw, motor amp draw at start and run, refrigerant suction and head pressure, supply-return temperature split, and combustion analysis on gas equipment. Filter, coil, and condensate are checked. Most visits run 45 to 90 minutes depending on the number of systems. You receive a written report with photos by email within 24 hours.
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