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Lennox Gas furnace ML193UH030XE36B*

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Lennox Lennox AHRI Furnace - ML193E single-stage gas furnace Gas furnace Repair, maintenance, and replacement planning
Lennox ML193UH030XE36B* product image

Technical Specifications

Product Specs

  • AHRI unit role: Furnace
  • AHRI model/pattern: ML193UH030XE36B*
  • AHRI records represented: 121
  • AHRI equipment type: Central HP
  • AHRI tonnage: 2.8
  • AHRI refrigerant: R-454B
  • Verified catalog model: ML193UH030XE36B*
  • Verified product family: ML193E single-stage gas furnace
  • Verified catalog brand: Lennox
  • Verified model family: ML193E
  • AHRI model/pattern: ML193UH030XE36B*
  • Furnace input capacity: 30,000 BTU/h input
  • AHRI airflow/cabinet code: 36
  • Model variant code: XE
  • AFUE efficiency: up to 93%
  • Heating stages: single-stage
  • Blower/motor: constant torque
  • Cabinet/quiet operation: steel cabinet
  • Blower compartment/cabinet: sealed
  • Emissions class: standard emissions
  • Rating: ENERGY STAR certified in the U.S. South Region
  • 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/ml193e
  • Official specifications page: https://www.lennox.com/residential/products/specifications/ml193e

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 217121576

AHRI 217121576 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL21KLV-036-230A** and indoor unit CK40[C,U]T-36B-**+TDR.
Eligible Central HP <5.4 tons

AHRI 217443299

AHRI 217443299 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL21KLV-036-230A** and indoor unit CK40HT-30B-**+TDR.
Eligible Central HP <5.4 tons

AHRI 217449747

AHRI 217449747 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL18KSLV-024-230A** and indoor unit CK40[C,U]T-30B-**+TDR.
Eligible Central HP <5.4 tons

AHRI 217449766

AHRI 217449766 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL18KSLV-024-230A** and indoor unit CK40[C,U]T-36B-**+TDR.
Eligible Central HP <5.4 tons

AHRI 217449790

AHRI 217449790 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL18KSLV-024-230A** and indoor unit CK40HT-24B-**+TDR.
Eligible Central HP <5.4 tons

AHRI 217449809

AHRI 217449809 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL18KSLV-024-230A** and indoor unit CK40HT-30B-**+TDR.
Eligible Central HP <5.4 tons

AHRI 217449835

AHRI 217449835 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL18KSLV-036-230A** and indoor unit CK40[C,U]T-30B-**+TDR.
Eligible Central HP <5.4 tons

AHRI 217449860

AHRI 217449860 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL18KSLV-036-230A** and indoor unit CK40[C,U]T-36B-**+TDR.
Eligible Central HP <5.4 tons

AHRI 217449885

AHRI 217449885 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL18KSLV-036-230A** and indoor unit CK40HT-30B-**+TDR.
Eligible Central HP <5.4 tons

AHRI 217449910

AHRI 217449910 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL18KSLV-036-230A** and indoor unit CK40HT-36B-**+TDR.
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Service planning

How GreenFlow handles ML193UH030XE36B* 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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Michele Z.

Andrey was professional, prompt, smart, thorough and exceedingly pleasant. We are likely switching our current HVAC company to Green Flow.

Neal V.

In an industry that often fraught with contractors taking advantage of homeowners, Andrey was honest with his assessment and willing to install a product acquired elsewhere (most want that margin themselves), patiently answered my questions (I’m an engineer so like to understand what’s happening), and proactively offered practical...

Terry S.

Excellent service from best tech!

Jahangir R.

They were very organized to communicate and be on time to come to look at my air condition to fix it.

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