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Heat pump condensing unit

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Smart Comfort Heat pump condensing unit D5CUHAH18AAK

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Smart Comfort Smart Comfort AHRI Outdoor - Crossover heat pump Heat pump condensing unit Repair, maintenance, and replacement planning
Smart Comfort D5CUHAH18AAK product image

Technical Specifications

Product Specs

  • AHRI unit role: Outdoor
  • AHRI model/pattern: D5CUHAH18AAK
  • AHRI records represented: 93
  • AHRI equipment type: Central HP
  • AHRI tonnage: 1.5
  • AHRI refrigerant: R-454B
  • Verified catalog model: D5CUHAH18AAK
  • Verified product family: Crossover heat pump
  • Verified catalog brand: Smart Comfort
  • Verified ENERGY STAR dataset: ENERGY STAR Certified Heat Pumps
  • ENERGY STAR partner: Carrier Corporation
  • ENERGY STAR outdoor brand: SMART COMFORT
  • Verified model family: D5CUHAH
  • AHRI model/pattern: D5CUHAH18AAK
  • Nominal capacity: 1.5 ton
  • Nominal cooling capacity: 18,000 BTU nominal cooling capacity
  • Cooling efficiency: 19.00 SEER2
  • EER2: 12.50
  • Heating efficiency: 9.80 HSPF2
  • Certified cooling capacity: 18,000 BTU/h
  • Heating capacity at 47F: 19,000 BTU/h
  • Heating capacity at 17F: 15,000 BTU/h
  • Compressor staging: Continuously variable
  • Refrigerant: R-454B
  • Public dataset page: https://data.energystar.gov/d/83eb-xbyy

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 215319111

AHRI 215319111 identifies a Mass Save qualified Central HP <5.4 tons from SMART COMFORT with outdoor unit D5CUHAH18AAK and indoor unit D5FUAAH18XAK.
Eligible Central HP <5.4 tons

AHRI 215319125

AHRI 215319125 identifies a Mass Save qualified Central HP <5.4 tons from SMART COMFORT with outdoor unit D5CUHAH18AAK and indoor unit D5FUHAH24XAK.
Eligible Central HP <5.4 tons

AHRI 217456660

AHRI 217456660 identifies a Mass Save qualified Central HP <5.4 tons from SMART COMFORT with outdoor unit D5CUHAH18AAK and indoor unit D5FULAH24XAX.
Eligible Central HP <5.4 tons

AHRI 217456661

AHRI 217456661 identifies a Mass Save qualified Central HP <5.4 tons from SMART COMFORT with outdoor unit D5CUHAH18AAK and indoor unit D5FULAH24XBX.
Eligible Central HP <5.4 tons

AHRI 218213778

AHRI 218213778 identifies a Mass Save qualified Central HP <5.4 tons from SMART COMFORT with outdoor unit D5CUHAH18AAK and indoor unit D5MUWAQ18XA3.
ENERGY STAR certified HP - Split System

AHRI 216640218

AHRI 216640218 identifies a Mass Save qualified HP - Split System from SMART COMFORT with outdoor unit D5CUHAH18AAK and indoor unit FTMA5X24L0B*.
ENERGY STAR certified HP - Split System

AHRI 216643125

AHRI 216643125 identifies a Mass Save qualified HP - Split System from SMART COMFORT with outdoor unit D5CUHAH18AAK and indoor unit EA*5X19M17A*.
ENERGY STAR certified HP - Split System

AHRI 216643199

AHRI 216643199 identifies a Mass Save qualified HP - Split System from SMART COMFORT with outdoor unit D5CUHAH18AAK and indoor unit EA*5X25M17A*.
ENERGY STAR certified HP - Split System

AHRI 216643259

AHRI 216643259 identifies a Mass Save qualified HP - Split System from SMART COMFORT with outdoor unit D5CUHAH18AAK and indoor unit EA*5X19M17A*.
ENERGY STAR certified HP - Split System

AHRI 216643272

AHRI 216643272 identifies a Mass Save qualified HP - Split System from SMART COMFORT with outdoor unit D5CUHAH18AAK and indoor unit EA*5X25M17A*.
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Service planning

How GreenFlow handles D5CUHAH18AAK 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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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 F.

They showed up within an hour of me making the call on a Sunday. They fixed our system and taught us how to replace the fuse in the future. We would definitely call again.

Dev W.

I had a breakdown of my cooling system and Hanna at Green Flow responded to my request right away. They scheduled me same day. The team at Green Flow was easy to communicate with over phone and text. They kept me updated on delays on arrival of the...

Melissa S.

The repair person came quickly and was super efficient and polite, and showed me what to do next time. He gave my dog a quick pay and was off again.

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