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Heat pump condensing unit

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Rheem Heat pump condensing unit RD18AY36AJVC

Rheem Rheem AHRI Outdoor - RD18AY Endeavor Line Ultra Series Universal Heat Pump Heat pump condensing unit Repair, maintenance, and replacement planning
Rheem RD18AY36AJVC product image

Technical Specifications

Product Specs

  • AHRI unit role: Outdoor
  • AHRI model/pattern: RD18AY36AJVC
  • AHRI records represented: 230
  • AHRI equipment type: Central HP
  • AHRI tonnage: 2.683333333333333
  • AHRI refrigerant: R-454B
  • Verified catalog model: RD18AY36AJVC
  • Verified product family: RD18AY Endeavor Line Ultra Series Universal Heat Pump
  • Verified catalog brand: Rheem
  • Verified model family: RD18AY
  • Verified catalog item: RD18AY36AJVCA
  • AHRI model/pattern: RD18AY36AJVC
  • Nominal capacity: 3 ton
  • Nominal cooling capacity: 36,000 BTU nominal cooling capacity
  • Cooling efficiency family: up to 19 SEER2
  • Heating efficiency family: up to 10 HSPF2
  • Refrigerant: R-454B
  • Compressor: inverter-driven variable-speed twin rotary
  • Configuration: side-discharge universal outdoor heat pump
  • Sound rating: as low as 50 dBA
  • EcoNet enabled: yes
  • Warranty: 10-year conditional parts when properly registered/installed per manufacturer terms
  • Official source: https://media.rheem.com/blobazrheem/wp-content/uploads/sites/36/2025/03/Rheem-RD18AY-R2c-Digital.pdf
  • Official technical specifications: https://media.rheem.com/blobazrheem/wp-content/uploads/sites/36/2025/03/Rheem-RD18AY-R2c-Digital.pdf

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 216891243

AHRI 216891243 identifies a Mass Save qualified Central HP <5.4 tons from RHEEM with outdoor unit RD18AY36AJVC and indoor unit RCFY3621MTANM.
Eligible Central HP <5.4 tons

AHRI 216891244

AHRI 216891244 identifies a Mass Save qualified Central HP <5.4 tons from RHEEM with outdoor unit RD18AY36AJVC and indoor unit RCFY3621MTANM.
Eligible Central HP <5.4 tons

AHRI 216891245

AHRI 216891245 identifies a Mass Save qualified Central HP <5.4 tons from RHEEM with outdoor unit RD18AY36AJVC and indoor unit RCFY3621MTANM.
Eligible Central HP <5.4 tons

AHRI 216891252

AHRI 216891252 identifies a Mass Save qualified Central HP <5.4 tons from RHEEM with outdoor unit RD18AY36AJVC and indoor unit RCFY3621MTANM.
Eligible Central HP <5.4 tons

AHRI 216891255

AHRI 216891255 identifies a Mass Save qualified Central HP <5.4 tons from RHEEM with outdoor unit RD18AY36AJVC and indoor unit RCFY3621MTANM.
Eligible Central HP <5.4 tons

AHRI 216891259

AHRI 216891259 identifies a Mass Save qualified Central HP <5.4 tons from RHEEM with outdoor unit RD18AY36AJVC and indoor unit RCFY3621MTANM.
Eligible Central HP <5.4 tons

AHRI 216891261

AHRI 216891261 identifies a Mass Save qualified Central HP <5.4 tons from RHEEM with outdoor unit RD18AY36AJVC and indoor unit RCFY3621MTANM.
Eligible Central HP <5.4 tons

AHRI 216891264

AHRI 216891264 identifies a Mass Save qualified Central HP <5.4 tons from RHEEM with outdoor unit RD18AY36AJVC and indoor unit RCFY3621MTANM.
Eligible Central HP <5.4 tons

AHRI 216891268

AHRI 216891268 identifies a Mass Save qualified Central HP <5.4 tons from RHEEM with outdoor unit RD18AY36AJVC and indoor unit RCFY3621MTANM.
Eligible Central HP <5.4 tons

AHRI 216891269

AHRI 216891269 identifies a Mass Save qualified Central HP <5.4 tons from RHEEM with outdoor unit RD18AY36AJVC and indoor unit RCFY3621MTANM.
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Service planning

How GreenFlow handles RD18AY36AJVC 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

Jack B.

Andrey always does a great job.

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.

John F.

I needed 2 new AC units and decided to go with high efficiency heat pumps. I chose Greenflow because of the equipment they offered, and the price (2nd lowest quote and much cheaper than the average of all quote we received). Their technicians were very detail oriented and...

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