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Fraser-Johnston Evaporator coil CTF48C5CFS1

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Fraser-Johnston Fraser-Johnston AHRI Indoor - CTF cased upflow/downflow aluminum indoor coil Evaporator coil Repair, maintenance, and replacement planning
Fraser-Johnston CTF48C5CFS1 product image

Technical Specifications

Product Specs

  • AHRI unit role: Indoor
  • AHRI model/pattern: CTF48C5CFS1
  • AHRI records represented: 119
  • AHRI equipment type: Central HP
  • AHRI tonnage: 2.85
  • AHRI refrigerant: R-454B
  • Verified catalog model: CTF48C5CFS1
  • Verified product family: CTF cased upflow/downflow aluminum indoor coil
  • Verified catalog brand: Fraser-Johnston
  • Verified model family: CTF
  • AHRI indoor model/pattern: CTF48C5CFS1
  • Nominal capacity: 4 ton
  • Nominal cooling capacity: 48,000 BTU nominal cooling capacity
  • Configuration: Upflow/downflow
  • Coil type: full-cased MaxAlloy aluminum indoor coil
  • Metering device: TXV matched to outdoor component
  • Refrigerant: R-454B low-GWP compatible family
  • Published model dimension reference: 27Hx21Wx21.5D
  • Cabinet code: C
  • Slab code: F
  • Brand family page: https://www.fraser-johnston.com/residential-equipment/heating-and-cooling/evaporator-coils/ctf_fra_ds/ctf-600-2000-cfm-cased-upflow-downflow-indoor-coil
  • YorkNow model reference: https://www.yorknow.com/ctf48c5cfs1.html
  • Technical guide: https://www.yorknow.com/pub/media/documentation/ctm_techguide.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 214396485

AHRI 214396485 identifies a Mass Save qualified Central HP <5.4 tons from FRASER-JOHNSTON with outdoor unit HH836E2S11 and indoor unit CTF48C5CFS1.
Eligible Central HP <5.4 tons

AHRI 214396500

AHRI 214396500 identifies a Mass Save qualified Central HP <5.4 tons from FRASER-JOHNSTON with outdoor unit HH836E2S11 and indoor unit CTF48C5CFS1.
Eligible Central HP <5.4 tons

AHRI 214396505

AHRI 214396505 identifies a Mass Save qualified Central HP <5.4 tons from FRASER-JOHNSTON with outdoor unit HH836E2S11 and indoor unit CTF48C5CFS1.
Eligible Central HP <5.4 tons

AHRI 214396782

AHRI 214396782 identifies a Mass Save qualified Central HP <5.4 tons from FRASER-JOHNSTON with outdoor unit HH836E2S11 and indoor unit CTF48C5CFS1.
Eligible Central HP <5.4 tons

AHRI 214396933

AHRI 214396933 identifies a Mass Save qualified Central HP <5.4 tons from FRASER-JOHNSTON with outdoor unit HH836E2S11 and indoor unit CTF48C5CFS1.
Eligible Central HP <5.4 tons

AHRI 214396938

AHRI 214396938 identifies a Mass Save qualified Central HP <5.4 tons from FRASER-JOHNSTON with outdoor unit HH836E2S11 and indoor unit CTF48C5CFS1.
Eligible Central HP <5.4 tons

AHRI 214396948

AHRI 214396948 identifies a Mass Save qualified Central HP <5.4 tons from FRASER-JOHNSTON with outdoor unit HH836E2S11 and indoor unit CTF48C5CFS1.
Eligible Central HP <5.4 tons

AHRI 214396953

AHRI 214396953 identifies a Mass Save qualified Central HP <5.4 tons from FRASER-JOHNSTON with outdoor unit HH836E2S11 and indoor unit CTF48C5CFS1.
Eligible Central HP <5.4 tons

AHRI 214396968

AHRI 214396968 identifies a Mass Save qualified Central HP <5.4 tons from FRASER-JOHNSTON with outdoor unit HH836E2S11 and indoor unit CTF48C5CFS1.
Eligible Central HP <5.4 tons

AHRI 214396973

AHRI 214396973 identifies a Mass Save qualified Central HP <5.4 tons from FRASER-JOHNSTON with outdoor unit HH836E2S11 and indoor unit CTF48C5CFS1.
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Service planning

How GreenFlow handles CTF48C5CFS1 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 G.

They quickly identified the issue with the heating system and fixed it efficiently. He explained everything clearly and made sure I understood what was going on. Very professional and reliable, extremely satisfied with the service.

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.

Jenny W.

Great service! On time, knowledgeable & professional

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