Trane TAMXA0A24V21DA User Manual

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Only qualified personnel should install and service the equipment. The installation, starting up, and servicing of heating, ventilating, and air-conditioning
equipment can be hazardous and requires specific knowledge and training. Improperly installed, adjusted or altered equipment by an unqualified person
could result in death or serious injury. When working on the equipment, observe all precautions in the literature and on the tags, stickers, and labels that
are attached to the equipment.
September 2021
1188--GGJJ8899DD11--11DD--EENN
Link Communicating / Variable Speed Outdoor Compatible
Convertible Air Handlers
TAMXA0A24V21DA
TAMXA0B30V31DA
TAMXA0C36V31DA
TAMXA0C42V41DA
TAMXA0C48V41DA
TAMXA0C60V51DA
TM
The Diagnostics Mobile App is available by scanning a
QR code located inside this unit or by searching for the
Link Diagnostics app in your App Store.
NNoottee:: “Graphics in this document are for representation only. Actual
model may differ in appearance.”
NNoottee:: For use with BAYEA series heaters ONLY.
Installer’s Guide

Trane TAMXA0A24V21DA Specifications

General

Model Number	TAMXA0A24V21DA
Category	Air Handlers
Nominal Capacity (Tons)	2
Cooling Capacity	24000 BTU/h
Voltage	208/230V
Phase	1
Refrigerant	R-410A
Airflow	1200 CFM
Filter Type	Disposable
Height	30 inches
Width	24 inches
Depth	42 inches

Summary

Safety Section

Installer Guide Notes

Unit Design

Unit Install Preparation

Optional Accessories

Optional Cabinet Disassembly

Placing Unit at Location

Unit Location Considerations

Four-Way Conversion

Ducted and Non-Ducted Return Applications

Additional Unit Preparation Considerations

Setting the Unit — Vertical Installation

Setting the Unit — Horizontal Installations

Connecting the Duct Work

Refrigerant Line

Refrigerant System Layout

Details components and connections for refrigerant systems, including sensors and EEV.

Refrigerant Line Brazing

Condensate Drain Piping

Electrical — Low Voltage

Control Panel Reinstallation

Electrical — High Voltage

Outline Drawing

Filters

System Start Up

Sequence of Operation

Abbreviations

Defines key acronyms used in the document, such as AHC and EEV.

Continuous Fan Operation

Explains how the indoor fan operates in continuous mode and humidity control.

Cooling Mode Operation

Details the sequence for 1st and 2nd stage cooling, including superheat control.

Heat Pump Operation

Describes the sequence for 1st and 2nd stage heating using the heat pump.

Electric Heat Operation

Explains how the system manages electric heat based on thermostat requests.

Hydronic Heat Operation

Outlines the process for activating and controlling hydronic heat.

Defrost Mode

Details the sequence for defrost initiation and operation with heating assist.

Freeze Protection

Describes how the system senses and prevents indoor coil icing.

Checkout Procedures