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Carrier® WeatherMaker® - 12.5 Ton Packaged Rooftop Cooling Only & Electric Heat Unit R-454B (460-3-60) service and support

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Carrier Commercial Rooftop Unit - 50FE Rooftop Unit Repair, maintenance, and replacement planning
Carrier® WeatherMaker® - 12.5 Ton Packaged Rooftop Cooling Only & Electric Heat Unit R-454B (460-3-60) product image

Product service snapshot

Carrier® WeatherMaker® - 12.5 Ton Packaged Rooftop Cooling Only & Electric Heat Unit R-454B (460-3-60) service details

Carrier® WeatherMaker® - 12.5 Ton Packaged Rooftop Cooling Only & Electric Heat Unit R-454B (460-3-60) is a Carrier® rooftop unit record from the Carrier Enterprise catalog. Catalog model: 50FE-N14A3A6-8F2Q0. Product family: 50FE. Green Flow Solution uses this page for commercial model identification, service planning, maintenance conversations, repair diagnostics, and replacement matching.

  • Brand: Carrier
  • Model or series: Carrier® WeatherMaker® - 12.5 Ton Packaged Rooftop Cooling Only & Electric Heat Unit R-454B (460-3-60)
  • Equipment type: Rooftop Unit
  • Product group: Commercial Rooftop Unit - 50FE

Technical snapshot

Carrier® WeatherMaker® - 12.5 Ton Packaged Rooftop Cooling Only & Electric Heat Unit R-454B (460-3-60) technical snapshot

Product Specs

  • Model: 50FE-N14A3A6-8F2Q0
  • Manufacturer Number: 50FE-N14A3A6-8F2Q0
  • Vendor Number: 50FE-N14A3A6-8F2Q0
  • Catalog Brand: Carrier®
  • Product Family: 50FE
  • AHRI Usage: Packaged
  • Air Flow Direction: Convertible
  • Blower Motor HP: 5 BHP
  • Blower Motor RPM: 250-2,200
  • Blower Motor Speeds: 2
  • Blower Motor Type: ECM (Electronically Commutated Motor)
  • Blower Wheel Diameter: 22"
  • Brand: Carrier®
  • CFM: 2,250-6,250
  • Color: Gray
  • Compressor Type: Scroll
  • Condenser Coil Fins Per Inch (FPI): 18
  • Condenser Coil Metering Device: TXV/TEV - Thermostatic Expansion Valve
  • Condenser Fan Blade Diameter: 22
  • Condenser Fan Motor Qty: 1
  • Condenser Motor HP: 1
  • Condenser Motor RPM: 265-1,050
  • Condenser Motor Speeds: 5
  • Condenser Motor Type: PSC (Permanent Split Capacitor)
  • Cooling Capacity: 136,000
  • Country Of Origin: MEX
  • Cycle/Hertz: 60 Hz
  • Drain Connection Size: 3/4"
  • Drive Type: Direct
  • EER: 11
  • Electric Heat Range [kW]: 15-50
  • Energy Star Rated: NO
  • Evaporator Coil Fins Per Inch (FPI): 15
  • Evaporator Coil Metering Device: TXV/TEV - Thermostatic Expansion Valve
  • Height: 49.375
  • IEER: 15.2
  • Length: 59.5
  • Locked Rotor Amps (LRA): 75
  • Maximum Overcurrent Protection (MOCP): 40
  • OPT Code: 1P50FE-N14A3A6-8F2Q0
  • Outdoor Air Filter Size (OA) In Inches (W X H X D): 20 x 24 x 1
  • Phase: Three
  • Prop 65: YES
  • Rated Load Amps (RLA): 8.8
  • Refrigerant: R-454B
  • Return Air Filter Size (RA) In Inches (W X H X D): (4) 20 x 20 x 2
  • Sound Level (dBA): 79
  • Stages Cooling: 2
  • Tier: WeatherMaker®
  • Tonnage: 12.5
  • Voltage: 460 VAC
  • Weight: 978
  • Width: 88.125

Useful troubleshooting details

  • Confirm the exact model number, serial number, installed equipment type, and site voltage before service or replacement planning.
  • Match replacement equipment and accessories against current Carrier compatibility requirements, refrigerant type, capacity, airflow, and local code requirements.

Service planning

How GreenFlow handles Carrier® WeatherMaker® - 12.5 Ton Packaged Rooftop Cooling Only & Electric Heat Unit R-454B (460-3-60) 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.

Carrier® WeatherMaker® - 12.5 Ton Packaged Rooftop Cooling Only & Electric Heat Unit R-454B (460-3-60) service questions

What Carrier Carrier® WeatherMaker® - 12.5 Ton Packaged Rooftop Cooling Only & Electric Heat Unit R-454B (460-3-60) alarm or error-code details should I share?

Share the exact alarm, fault, or status message shown on the unit controller, thermostat, service app, or building automation system. Photos of the control screen, unit nameplate, and thermostat/BAS screen help the team understand the issue before dispatch.

What should I check before requesting Carrier® WeatherMaker® - 12.5 Ton Packaged Rooftop Cooling Only & Electric Heat Unit R-454B (460-3-60) service?

Confirm the thermostat or building schedule, whether one tenant space or multiple zones are affected, recent filter or maintenance history, and whether the RTU is locked out, noisy, short cycling, or not responding. Do not open rooftop panels or reset electrical equipment if it is unsafe.

Why would a Carrier® WeatherMaker® - 12.5 Ton Packaged Rooftop Cooling Only & Electric Heat Unit R-454B (460-3-60) run but not heat or cool correctly?

Possible causes include airflow restrictions, dirty filters, economizer or damper issues, sensor or control faults, compressor or reversing-valve issues, defrost problems, refrigerant concerns, electrical faults, or building automation scheduling. A technician needs the full symptom and alarm context to diagnose it safely.

When is a Carrier® WeatherMaker® - 12.5 Ton Packaged Rooftop Cooling Only & Electric Heat Unit R-454B (460-3-60) issue urgent?

Treat the request as urgent when no heat or no cooling affects occupied space, an alarm or lockout is active, there is electrical odor, unusual noise, water intrusion, unsafe rooftop access, or repeated tenant comfort complaints. Include business hours and access notes when scheduling.

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Yakov S.

I had an excellent experience with Green Flow, they were available to replace my dead central A/C unit on a short notice, and the price was thousands of dollars less than what I got quoted by two other companies. I would definitely use them again.

Emma S.

Excellent service as usual. Needed to have my heating checked out and Greenfl Flow was able to schedule an appropriate and resolve right away.

Angela B.

I have used Green Flow solutions several times now for my HVAC needs and they have earned my trust! Always quick to schedule and repair things. Andrey is always pleasant to work with. I appreciate that they give honest recommendations and don’t try to upsell to the most...

Johnson M.

Andrew is professional and on time on the schedule. I got the same day appointment scheduled, you do not know how hard it is to live in summer Boston without AC working properly. He identified issue very quick and got it fixed like in 10 mins. Gave me...

Neil R.

Fantastic timely service and maintenance from Green flow. They came in and assessed our problem, then within 48 hours had resolved our issue. Amazing, professional service who will we will continue to use for maintenance. I do want to thank our technician, who was on time and his...

Jennifer A.

Andrey was very knowledgeable & thorough & fixed multiple issues with my old A/C units very quickly during this heatwave.

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