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Tempstar Gas furnace F80CTL Ion™ 80 Variable-Speed Gas Furnace

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Tempstar Residential HVAC Gas furnace Repair, maintenance, and replacement planning
Tempstar F80CTL Ion™ 80 Variable-Speed Gas Furnace product image

Technical Specifications

Product Specs

  • Brand: Tempstar
  • Official model: F80CTL
  • Official product name: Ion™ 80 Variable-Speed Gas Furnace
  • Equipment type: Gas furnace
  • Product group: Residential HVAC
  • Efficiency Rating: 80% AFUE
  • Operation: Two-Stage Operation
  • Lifetime Heat Exchanger Limited Warranty:
  • 10-Year Parts Limited Warranty:
  • High efficiency variable-speed, constant airflow (VCA) ECM blower motor
  • Variable-speed induced draft combustion motor
  • Energy-saving two-stage gas valve
  • RPJ ® (Rigid Press Joint) primary heat exchanger
  • High temperature limit control helps prevent overheating
  • Model or series: F80CTL Ion™ 80 Variable-Speed Gas Furnace
  • System role: Forced-air heating appliance for a ducted HVAC system
  • Application: Residential, light-commercial, or managed-property comfort applications
  • Compatibility check: Verify fuel type, venting, electrical requirements, capacity, controls, and installation clearances.
  • Verified source: tempstar.com

Useful troubleshooting details

  • Confirm the furnace or packaged heating model, serial number, gas type, venting or condensate setup, filter size, thermostat, and paired cooling equipment.
  • Share no-heat, ignition trouble, lockout or error codes, pressure-switch concerns, blower issues, short cycling, venting, condensate, or unusual noise.
  • For replacement planning, note whether the project is like-for-like replacement, dual-fuel planning, or conversion to a heat pump.

Service planning

How GreenFlow handles F80CTL Ion™ 80 Variable-Speed Gas Furnace 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

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...

Jenny W.

Great service! On time, knowledgeable & professional

Michele Z.

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

Murali S.

HVAC technician was punctual, followed up well, completed quick repairs, ensured the issue was resolved, and provided helpful recommendations.

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