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Day & Night Gas furnace F80CTL-70,000 BTU/h input

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Day & Night Day & Night AHRI Furnace - Ion 80 Variable-Speed Gas Furnace Gas furnace Repair, maintenance, and replacement planning
Day & Night F80CTL-70,000 BTU/h input product image

Technical Specifications

Product Specs

  • AHRI unit role: Furnace
  • AHRI model/pattern: *80CTL0701412B*
  • AHRI records represented: 170
  • AHRI equipment type: Central HP
  • AHRI tonnage: 1.9
  • AHRI refrigerant: R-454B
  • Verified catalog model: *80CTL0701412B*
  • Verified product family: Ion 80 Variable-Speed Gas Furnace
  • Verified catalog brand: Day & Night
  • Verified model family: F80CTL
  • AHRI model/pattern: *80CTL0701412B*
  • Nominal input: 70,000 BTU/h input
  • AFUE family: 80%
  • Heating stages: two-stage
  • Blower: variable-speed
  • NOx classification: standard
  • Cabinet width code: 14
  • Application: matched gas furnace for split-system air conditioner or heat pump combinations
  • Official product page: https://www.dayandnightcomfort.com/en/us/products/gas-furnaces/ion-80-variable-speed-gas-furnace

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 215666936

AHRI 215666936 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit C5H0V24*K*AAA* and indoor unit EA*5X24M14A*+WALLCON.
Eligible Central HP <5.4 tons

AHRI 215667027

AHRI 215667027 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit C5H0V24*K*AAA* and indoor unit EA*5X24M17A*+WALLCON.
Eligible Central HP <5.4 tons

AHRI 215667188

AHRI 215667188 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit C5H0V24*K*AAA* and indoor unit EA*5X25M17A*+WALLCON.
Eligible Central HP <5.4 tons

AHRI 215667336

AHRI 215667336 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit C5H0V24*K*AAA* and indoor unit EA*5X30M14A*+WALLCON.
Eligible Central HP <5.4 tons

AHRI 215667421

AHRI 215667421 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit C5H0V24*K*AAA* and indoor unit EA*5X30M17A*+WALLCON.
Eligible Central HP <5.4 tons

AHRI 215667621

AHRI 215667621 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit C5H0V24*K*AAA* and indoor unit EA*5X36M17A*+WALLCON.
Eligible Central HP <5.4 tons

AHRI 215667752

AHRI 215667752 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit C5H0V24*K*AAA* and indoor unit EA*5X37M17A*+WALLCON.
Eligible Central HP <5.4 tons

AHRI 215668560

AHRI 215668560 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit C5H0V36*K*AAA* and indoor unit EA*5X37M17A*+WALLCON.
Eligible Central HP <5.4 tons

AHRI 215669778

AHRI 215669778 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit C5H0V36*K*AAA* and indoor unit ESH5X36M12A*+WALLCON.
Eligible Central HP <5.4 tons

AHRI 215669970

AHRI 215669970 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit C5H0V36*K*AAA* and indoor unit ESH5X42M12A*+WALLCON.
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Service planning

How GreenFlow handles F80CTL-70,000 BTU/h input 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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Michael C.

always available, easy to get a hold of, as a property manager I get lots no heat emergency, usually get to it same day or next day

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...

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.

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.

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