Green Flow Solution logo
Schedule Service

Heat pump condensing unit

Back to Day & Night products

Day & Night Heat pump condensing unit Q5H9V36*K*AAA*

Request ServiceEquipment Quote
Day & Night Day & Night AHRI Outdoor - QuietComfort 19 Variable-Speed Heat Pump Heat pump condensing unit Repair, maintenance, and replacement planning
Day & Night Q5H9V36*K*AAA* product image

Technical Specifications

Product Specs

  • AHRI unit role: Outdoor
  • AHRI model/pattern: Q5H9V36*K*AAA*
  • AHRI records represented: 448
  • AHRI equipment type: Central HP
  • AHRI tonnage: 2.8833333333333333
  • AHRI refrigerant: R-454B
  • Verified catalog model: Q5H9V36*K*AAA*
  • Verified product family: QuietComfort 19 Variable-Speed Heat Pump
  • Verified catalog brand: Day & Night
  • Verified model family: Q5H9V
  • AHRI model/pattern: Q5H9V36*K*AAA*
  • Nominal capacity: 3 ton
  • Nominal cooling capacity: 36,000 BTU nominal cooling capacity
  • Cooling efficiency: up to 19 SEER2
  • Heating efficiency: up to 10 HSPF2
  • Compressor: variable-speed
  • Refrigerant: R-454B
  • Sound level: as low as 57 dBA
  • Capacity range: 2-5 tons within the official family
  • Official product page: https://www.dayandnightcomfort.com/en/us/products/heat-pumps/quietcomfort-variable-speed-heat-pump-q5h9v

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

View All
Eligible Central HP <5.4 tons

AHRI 217908884

AHRI 217908884 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit Q5H9V36*K*AAA* and indoor unit FTMA5B36L0C*.
Eligible Central HP <5.4 tons

AHRI 217908899

AHRI 217908899 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit Q5H9V36*K*AAA* and indoor unit EVM5X36M17A*.
Eligible Central HP <5.4 tons

AHRI 217908914

AHRI 217908914 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit Q5H9V36*K*AAA* and indoor unit EVM5X36M17A*.
Eligible Central HP <5.4 tons

AHRI 217908929

AHRI 217908929 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit Q5H9V36*K*AAA* and indoor unit EVM5X36M17A*.
Eligible Central HP <5.4 tons

AHRI 217908944

AHRI 217908944 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit Q5H9V36*K*AAA* and indoor unit EVM5X36M17A*.
Eligible Central HP <5.4 tons

AHRI 217908959

AHRI 217908959 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit Q5H9V36*K*AAA* and indoor unit EVM5X36M17A*.
Eligible Central HP <5.4 tons

AHRI 217908974

AHRI 217908974 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit Q5H9V36*K*AAA* and indoor unit EVM5X36M17A*.
Eligible Central HP <5.4 tons

AHRI 217908989

AHRI 217908989 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit Q5H9V36*K*AAA* and indoor unit EVM5X36M17A*.
Eligible Central HP <5.4 tons

AHRI 217909019

AHRI 217909019 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit Q5H9V36*K*AAA* and indoor unit EVM5X36M17A*.
Eligible Central HP <5.4 tons

AHRI 217909034

AHRI 217909034 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit Q5H9V36*K*AAA* and indoor unit EVM5X36M17A*.
Loading more

Service planning

How GreenFlow handles Q5H9V36*K*AAA* 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.

Our Services

Showing services from our catalog

Brands We Service

Popular cities

Service Areas

Our Happy Customers

Sharad W.

Green Flow and the people who work there are terrific. Vlad and Andre are excellent. Andre was very helpful. He was punctual, respectful, efficient and knowledgeable. He did not try to sell me something I didn’t need ( as others have done before). I was charged $99 which...

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.

Jahangir R.

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

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.

View All