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Trane Air handler TMM Series Air Handler

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Trane Air handlers and coils Air handler Repair, maintenance, and replacement planning
Trane TMM Series Air Handler product image

Technical Specifications

Product Specs

  • Product family: TMM Series air handler
  • Listed model family: TMM4B0A18, TMM4B0A24, TMM4B0B30, TMM4B0B36, TMM5A0B24M, TMM5A0B30M, and TMM5A0B36M
  • Nominal sizes represented by published table: 1.5, 2, 2.5, and 3 tons
  • Refrigerant compatibility on listed models: R-410A
  • Published cabinet range: 36.5-39.5 in. height, 20.5-22 in. width, and 15-19 in. depth depending on model
  • Core components: painted galvanized steel cabinet, aluminum coil, and compatibility with cooling and heat pump systems
  • Brand: Trane
  • Model or series: TMM Series Air Handler
  • Equipment type: Air handler
  • Product group: Air handlers and coils
  • 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: trane.com

Useful troubleshooting details

  • Confirm the exact TMM model number, serial number, paired outdoor unit, thermostat/control setup, filter size, and drain configuration.
  • Share airflow, blower, coil icing, condensate, humidity, thermostat, and paired-system symptoms.
  • For matched-system work, identify the paired AC or heat pump model and any recent coil, blower, refrigerant, or control work.

Service planning

How GreenFlow handles TMM Series Air Handler 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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Jack B.

Andrey always does a great job.

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.

Terry S.

Excellent service from best tech!

Randy J.

Thanks to Andrey for an amazingly quick response to my request for a service call. He diagnosed and fixed my issue within 24 hours of my asking for help. Excellent service. Thanks.

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