Trane TEM4B0B24M21SA TEM4A0B31M31SB 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.
July 2023
1188--GGFF7755DD11--11CC--EENN
Convertible Air Handlers
1–1/2 — 5 Ton
TEM4B0B24M21SA
TEM4A0B31M31SB
TEM4A0C42S41SC
TEM4B0C37M31SA
TEM4A0C43M41SB
TEM4A0C48S41SC
TEM4A0C49M41SB
TEM4B0C60S51SA
The TEM4 series air handler is designed for installation in a closet, utility
room, alcove, basement, crawlspace or attic. These versatile units are
applicable to air conditioning and heat pump applications. Several models
are available to meet the specific requirements of the outdoor equipment.
Field installed electric resistance heaters are available.
Installer’s Guide

Trane TEM4B0B24M21SA TEM4A0B31M31SB Specifications

General

Brand	Trane
Model	TEM4B0B24M21SA TEM4A0B31M31SB
Category	Air Handlers
Language	English

Summary

Safety Section

Hazardous Voltage and Electrical Safety

Critical warnings and precautions for electrical hazards during installation and service.

Refrigerant and System Pressure Safety

Safety measures related to high-pressure refrigerant and system pressurization.

Physical and Chemical Handling Hazards

Precautions for sharp edges and hazardous vapors encountered during equipment handling.

General Safety and Installation Guidelines

Important notes on child supervision, chemical exposure, and adherence to installation standards.

Installation Instructions

Unit Preparation and Placement

Guidance on unpacking, inspection, location selection, and clearance requirements.

Ductwork and Condensate Drain Setup

Details on installing ductwork and the condensate drain system.

System Connections and Controls

Covers refrigerant piping, blower, wiring, thermostat, and sequence of operation.

Operational Checks and Maintenance

Procedures for system checkout, defrost, and recommended maintenance.

Performance and Electrical Data

Air Flow Performance Characteristics

Tables detailing airflow rates at various external static pressures and speed settings.

Electrical Data and Specifications

Provides electrical specifications for heaters, including capacity, amps, and protection.

Minimum Airflow CFM

Outline Drawing

Heater Pressure Drop Table

Coil Conversion Instructions

Downflow Conversion Procedure

Step-by-step guide for reconfiguring the coil for downflow installation.

Horizontal Right Conversion Procedure

Step-by-step guide for reconfiguring the coil for horizontal right installation.

Checkout Procedures

Installation System Verification Checklist

A checklist to ensure all installation steps are completed correctly and system is ready.