48TCFD20A3A6-6F1G0
48TC = Gas Heat Packaged Rooftop
F = High Heat
D = Two Stage Cooling Models
20 = 17.5 Tons
A = No Smoke or CO₂ sensor
3 = Belt Drive, High Static Option
A = Al/Cu - Al/Cu
6 = 460/3/60
6 = Electro-mechanical w/ 2-Speed Fan and W7220 Economizer Controller Controls. Can be used with W7220 EconoMi$er X (w/ Fault Detection and Diagnostic)
F = Enthalpy Economizer w/ Barometric Relief
1 = Unpowered Convenience Outlet
G = 2-Speed Indoor Fan (VFD) Controller
0 = Standard Packaging

Performance Features

• ASHRAE 90.1 compliant
• Up to 13.0 SEER, 11.8 IEER, and 11.1 EER
• Gas efficiencies up to 82%
• Cooling operating range up to 115 °F (46°C) and down to 25°F (-4°C) using winter start kit
• Innovative non-corrosive composite condensate pan in accordance with ASHRAE 62 Standard, sloping design; side or center drain
• Exclusive IGC solid-state control for on-board diagnostics with LED error code designation, burner control logic and energy saving indoor fan motor delay
• Pre-painted exterior panels and primer-coated interior panels tested to 500 hours salt spray protection

Maintenance Features

• Control terminal board facilitating simple safety circuit troubleshooting and simplified control box arrangement
• Access panels with easy grip handles
• Innovative, easy starting, no-strip screw feature on unit access panels
• Tool-less filter access door
• Optional hinged access panels also available
• Belt drive evaporator-fan motor and pulley combinations available to meet any application
• Two-inch disposable return air filters

Installation Features

• Same footprint as installed Carrier 3-12.5 ton rooftops back to 1989, reducing installation costs and time
• Field convertible from vertical to horizontal airflow for slab mounting (sizes 04-16)
• Provisions for thru-the-bottom power entry capability as standard
• Dedicated vertical and horizontal airflow models available (sizes 17 to 30 only)
• Single point gas, electric, and controls connections
• Full perimeter base rail with built-in rigging adapters and fork truck slots

Reliability Features

• Scroll compressors with internal line-break overload protection
• 24-volt control circuit protected with resettable circuit breaker
• Permanently lubricated evaporator-fan motor
• Totally enclosed condenser motors with permanently lubricated bearings
• Low pressure and high-pressure switch protection
• Exclusive IGC anti-cycle protection for gas heat operation
• Solid-state electronic direct spark ignition system and flame roll-out safety protector

Standard Limited Warranty

• 10 years parts only heat exchanger - aluminized
• 15 years parts only heat exchanger - stainless steel
• 5 years parts only compressor
• 3 years parts only on Novation™ condenser coil
• One year parts only on all other parts
• Extended warranty packages available