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Lennox Gas furnace EL297UH110XV48C*

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Lennox Lennox AHRI Furnace - EL297V two-stage gas furnace Gas furnace Repair, maintenance, and replacement planning
Lennox EL297UH110XV48C* product image

Technical Specifications

Product Specs

  • AHRI unit role: Furnace
  • AHRI model/pattern: EL297UH110XV48C*
  • AHRI records represented: 67
  • AHRI equipment type: Central HP
  • AHRI tonnage: 1.9
  • AHRI refrigerant: R-454B
  • Verified catalog model: EL297UH110XV48C*
  • Verified product family: EL297V two-stage gas furnace
  • Verified catalog brand: Lennox
  • Verified model family: EL297V
  • AHRI model/pattern: EL297UH110XV48C*
  • Furnace input capacity: 110,000 BTU/h input
  • AHRI airflow/cabinet code: 48
  • Model variant code: XV
  • AFUE efficiency: up to 97%
  • Heating stages: two-stage
  • Blower/motor: variable speed
  • Cabinet/quiet operation: fully insulated cabinet
  • Blower compartment/cabinet: sealed and insulated
  • Emissions class: standard emissions
  • Rating: ENERGY STAR certified
  • 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/el297v
  • Official specifications page: https://www.lennox.com/residential/products/specifications/el297v

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 216776048

AHRI 216776048 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 216776081

AHRI 216776081 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 216968296

AHRI 216968296 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 217117070

AHRI 217117070 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 217117120

AHRI 217117120 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 217443362

AHRI 217443362 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL21KLV-036-230A** and indoor unit CK40HT-42C-**+TDR.
Eligible Central HP <5.4 tons

AHRI 217443405

AHRI 217443405 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL21KLV-048-230A** and indoor unit CK40HT-51/61C-**+TDR.
Eligible Central HP <5.4 tons

AHRI 217449927

AHRI 217449927 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL18KSLV-036-230A** and indoor unit CK40HT-36C-**+TDR.
Eligible Central HP <5.4 tons

AHRI 217449959

AHRI 217449959 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL18KSLV-060-230A** and indoor unit CK40[C,U]T-48C-**+TDR.
Eligible Central HP <5.4 tons

AHRI 217449977

AHRI 217449977 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL18KSLV-060-230A** and indoor unit CK40[C,U]T-49C-**+TDR.
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Service planning

How GreenFlow handles EL297UH110XV48C* 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

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.

Michael C.

always available, easy to get a hold of, as a property manager I get lots no heat emergency, usually get to it same day or next day

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.

Murali S.

HVAC technician was punctual, followed up well, completed quick repairs, ensured the issue was resolved, and provided helpful recommendations.

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