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Heat pump condensing unit

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Trane Heat pump condensing unit EXWK0603

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Trane Trane AHRI Outdoor - Axiom Water-to-Water Water Source Heat Pump Heat pump condensing unit Repair, maintenance, and replacement planning
Trane EXWK0603 product image

Technical Specifications

Product Specs

  • AHRI unit role: Outdoor
  • AHRI model/pattern: EXWK0603
  • AHRI records represented: 1
  • AHRI equipment type: GWHP
  • AHRI tonnage: 4.666666666666667
  • Verified catalog model: EXWK0603
  • Verified product family: Axiom Water-to-Water Water Source Heat Pump
  • Verified catalog brand: Trane
  • Verified model family: EXW
  • AHRI model/pattern: EXWK0603
  • Base catalog model/pattern: EXWK0603
  • Application: water-to-water WSHP for hydronic heating and cooling
  • Nominal capacity: 5 ton
  • Refrigerant: R-454B
  • Official product page: https://www.trane.com/commercial/north-america/us/en/products-systems/packaged-units-and-split-systems/water-source-heat-pumps/water-to-water-wshp.html
  • Configuration: water-to-water heat pump module

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 GWHP

AHRI 215744818

AHRI 215744818 identifies a Mass Save qualified GWHP from TRANE with outdoor unit EXWK0603.

Service planning

How GreenFlow handles EXWK0603 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 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.

Jack B.

Andrey always does a great job.

Michele Z.

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

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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