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Payne Fan coil FMA5X Multi-Family High-Efficiency Fan Coil

Payne Residential HVAC Fan coil Repair, maintenance, and replacement planning
Payne FMA5X Multi-Family High-Efficiency Fan Coil product image

Technical Specifications

Product Specs

  • Brand: Payne
  • Official model: FMA5X
  • Official product name: Multi-Family High-Efficiency Fan Coil
  • Product category: fan-coils
  • Uses R-454B refrigerant which our legacy of dedication to environmental stewardship. This refrigerant achieves a remarkable 75% reduction in global warming potential while preserving the non-ozone depleting properties of our previous refrigerant.
  • Includes factory-installed refrigerant leak dissipation systems to meet new UL requirements and to show our commitment to safety.
  • All aluminum coil for enhanced corrosion resistance
  • Corrosion-free sloped drain pan design helps reduce mold and bacteria buildup
  • 10-year parts limited warranty *
  • Galvanized, fully insulated steel cabinet
  • Thermostatic Expansion Valve (TXV)
  • Designed for multi-family units for wall hung or flush mounted installation
  • Compatible thermostat: two-stage heat/one-stage cool
  • Accommodates standard size filters
  • Designed for vertical (upflow) applications
  • Includes factory-installed electric heat
  • Capacity: 1.5–3 tons
  • Official source: Payne product page
  • Model or series: FMA5X Multi-Family High-Efficiency Fan Coil
  • Equipment type: Fan coil
  • Product group: Residential HVAC
  • System role: Indoor evaporator coil for a matched split HVAC system
  • Application: Residential, light-commercial, or managed-property comfort applications
  • Compatibility check: Match with compatible outdoor equipment, controls, airflow, voltage, and capacity before service or replacement.
  • Verified source: payne.com

Useful troubleshooting details

  • Confirm the exact FMA5X Fan coil model number, serial number, capacity, voltage, refrigerant or fuel type, controls, and matched equipment.
  • Share current symptoms, alerts or error codes, recent maintenance, access notes, and whether the issue is urgent or planned.
  • For replacement planning, note comfort goals, existing equipment age, and any heat-pump, electrification, or rebate-related questions.

Service planning

How GreenFlow handles FMA5X Multi-Family High-Efficiency Fan Coil 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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