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Lennox Gas furnace SL280UH090V60C*

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Lennox Lennox AHRI Furnace - SL280V two-stage gas furnace Gas furnace Repair, maintenance, and replacement planning
Lennox SL280UH090V60C* product image

Technical Specifications

Product Specs

  • AHRI unit role: Furnace
  • AHRI model/pattern: SL280UH090V60C*
  • AHRI records represented: 105
  • AHRI equipment type: Central HP
  • AHRI tonnage: 1.9166666666666667
  • AHRI refrigerant: R-454B
  • Verified catalog model: SL280UH090V60C*
  • Verified product family: SL280V two-stage gas furnace
  • Verified catalog brand: Lennox
  • Verified model family: SL280V
  • AHRI model/pattern: SL280UH090V60C*
  • Furnace input capacity: 90,000 BTU/h input
  • AHRI airflow/cabinet code: 60
  • Model variant code: V
  • AFUE efficiency: up to 80%
  • Heating stages: two-stage
  • Blower/motor: variable speed
  • Cabinet/quiet operation: SilentComfort technology and sound absorbing insulation
  • Blower compartment/cabinet: insulated
  • Emissions class: standard emissions
  • Application: matched gas furnace for split-system air conditioner or heat pump combinations
  • Official product page: https://www.lennox.com/residential/products/heating-cooling/furnaces/sl280v
  • Official specifications page: https://www.lennox.com/residential/products/specifications/sl280v

Useful troubleshooting details

  • Confirm the installed model and serial number, matched indoor or outdoor equipment, voltage, refrigerant, controls, and AHRI certificate before service or replacement planning.
  • Use the linked AHRI certificates to verify matched-system combinations, rebate conversations, and equipment eligibility before quoting replacement work.
  • Collect photos of the nameplate, equipment access, recent fault history, and comfort symptoms before dispatch or proposal planning.

Certification match

AHRI certificates

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Eligible Central HP <5.4 tons

AHRI 216776040

AHRI 216776040 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit SL22KLV-024-230A** and indoor unit CK40HT-42C-**+TDR.
Eligible Central HP <5.4 tons

AHRI 216776069

AHRI 216776069 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit SL22KLV-036-230A** and indoor unit CK40[C,U]T-49C-**+TDR.
Eligible Central HP <5.4 tons

AHRI 216776089

AHRI 216776089 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit SL22KLV-048-230A** and indoor unit CK40[C,U]T-60C-**+TDR.
Eligible Central HP <5.4 tons

AHRI 216776100

AHRI 216776100 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit SL22KLV-048-230A** and indoor unit CK40[C,U]T-49C-**+TDR.
Eligible Central HP <5.4 tons

AHRI 216776121

AHRI 216776121 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit SL22KLV-060-230A** and indoor unit CK40[C,U]T-60C-**+TDR.
Eligible Central HP <5.4 tons

AHRI 216776132

AHRI 216776132 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit SL22KLV-060-230A** and indoor unit CK40[C,U]T-49C-**+TDR.
Eligible Central HP <5.4 tons

AHRI 216968282

AHRI 216968282 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit SL22KLV-024-230A** and indoor unit CK40[C,U]T-48C-**+TDR.
Eligible Central HP <5.4 tons

AHRI 217117057

AHRI 217117057 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL21KLV-048-230A** and indoor unit CK40HT-48C-**+TDR.
Eligible Central HP <5.4 tons

AHRI 217117108

AHRI 217117108 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL21KLV-048-230A** and indoor unit CK40[C,U]T-60C-**+TDR.
Eligible Central HP <5.4 tons

AHRI 217443333

AHRI 217443333 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL21KLV-036-230A** and indoor unit CK40HT-42C-**+TDR.
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Service planning

How GreenFlow handles SL280UH090V60C* requests

1

Identify the equipment

Confirm the model or series name, serial number if available, photos, and whether the unit is roof, exterior, basement, or mechanical-room equipment.

2

Describe the service issue

Share no heat, no cooling, weak airflow, error codes, alarms, leaks, noise, control problems, or comfort complaints.

3

Review access and history

Include access notes, tenant or business-hour constraints, filter status, recent repairs, and maintenance records when available.

4

Plan the next step

GreenFlow can route the request for diagnostics, repair planning, maintenance, replacement scope, or related system upgrades.

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Our Happy Customers

Randy J.

Thanks to Andrey for an amazingly quick response to my request for a service call. He diagnosed and fixed my issue within 24 hours of my asking for help. Excellent service. Thanks.

Ray

Just had a service call because my tankless water heater stopped working with E110 code. Andrey located the root cause real quick and fixed the issue within half an hour, also gave reasonable recommendations for further maintenance.

Anna G.

They quickly identified the issue with the heating system and fixed it efficiently. He explained everything clearly and made sure I understood what was going on. Very professional and reliable, extremely satisfied with the service.

Jenny W.

Great service! On time, knowledgeable & professional

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