American Standard TMM5A0B24M21SAA - User Manual

WALL-MOUNT AIR HANDLERS
2-3TON COOLING/HEAT PUMP
18-GF06D1-1
TMM5A0B24M21SAA
TMM5A0B30M21SAA
TMM5A0B36M31SAA
ALL phases of this installation must comply with NATIONAL, STATE AND LOCAL CODES
Important: This Document is customer property and is to remain with this unit.
Installer’s Guide
Section 1. Features
1.1 Standard Features
噝 FRONT OR BOTTOM RETURN AIR.
噝 PAINTED FINISH ON GALVANIZED STEEL
噝 STURDY POLYCARBONATE DRAIN PANS
- The TMM5A wall mount air handler has factory
installed drain pans and is shipped for upflow
applications only.
噝
208/230 VAC OPERATION
噝
MULTI-SPEED DIRECT DRIVE BLOWER
CONSTANT TORQUE ECM MOTOR WITH
FAN-OFF TIME DELAY PROGRAMMING
噝 FACTORY INSTALLED R-410A THERMAL
EXPANSION VALVE
1.2 Optional Accessories
噝 5, 7.5 and 10 kW SINGLE PHASE ELECTRIC
HEATERS
- Circuit breakers are standard on all single
phase 5,
7.5 and 10 kW heaters.
The TMM5A series wall mount air handler is designed for installation in a closet, utility room, alcove
and can be wall mounted. These versatile units are applicable to air conditioning and heat pump
applications. Field installed electric resistance heaters are available.
噝
STUD OR WALL MOUNTING TABS
噝
FULLY INSULATED CABINET
噝
3/4'' NPT PRIMARY AND SECONDARY DRAINS
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NOTES:
1: Use Copper Wire (75 Min) Only Between Disconnect Swicth And Unit .
2: To Be Wired In Accordance With NEC And Local Codes.
3: If Any Of The Original Wire ,As Supplied,Must Be Replaced.Use The Same
Or Equivalent Type Wire.
4: Connect R To R,G To G,Etc.See Outdoor Instruction For Details.
5: To Change Speed Tap,Move Blue Wire Desird Terminal.
6: See Airflow Tables For Tap Usage.
7:Factory Wires May Be Present,DO NOT USE.
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7)0575$16)250(5
)/)86(/,1.
)0)$102725
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*1' *5281'
),(/' 32:(5 :,5,1*
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&20
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FM
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<**1'
:+,7(
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NOTES:
1: Use Copper Wire (75 Min) Only Between Disconnect Swicth And Unit .
2: To Be Wired In Accordance With NEC And Local Codes.
3: If Any Of The Original Wire ,As Supplied,Must Be Replaced.Use The Same
Or Equivalent Type Wire.
4: Connect R To R,G To G,Etc.See Outdoor Instruction For Details.
5: To Change Speed Tap,Move Blue Wire Desird Terminal.
6: See Airflow Tables For Tap Usage.
7:Factory Wires May Be Present,DO NOT USE.
ć
7)0575$16)250(5
)/)86(/,1.
)0)$102725
*1'
&20
9
9
7)05
NOTES:
1: Use Copper Wire (75 Min) Only Between Disconnect Swicth And Unit .
2: To Be Wired In Accordance With NEC And Local Codes.
3: If Any Of The Original Wire ,As Supplied,Must Be Replaced.Use The Same
Or Equivalent Type Wire.
4: Connect R To R,G To G,Etc.See Outdoor Instruction For Details.
5: To Change Speed Tap,Move Green Wire Desird Terminal.
6: See Airflow Tables For Tap Usage.
ć
FM
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Summary

Features

Standard Features

Lists all standard features included with the TMM5A wall mount air handler.

Optional Accessories

Details available optional accessories, such as electric heaters for the unit.

Safety Information

General Safety Warnings

Covers critical warnings for electrical hazards, explosion, and hazardous vapors during installation.

Handling Precautions

Includes cautions for sharp edges and detailed measures for fiberglass insulation.

First Aid Measures

Provides essential first aid steps for eye and skin contact with fiberglass insulation.

Installation Instructions

Unpacking and Inspection

Steps for safely unpacking the unit and verifying contents against the order.

Location Selection

Guidance on choosing an appropriate installation location and required clearances.

Mounting Methods

Details on both wall mounting and frame mounting procedures for the air handler.

Installation Instructions

Duct Work Installation

Guidelines for proper ductwork installation, compliance, and airflow considerations.

Condensate Drain Setup

Instructions for correctly installing and trapping condensate drains for efficient water removal.

Installation Instructions

Refrigerant Piping and Metering Device

Covers refrigerant pipe connections, TXV, and pressure testing requirements.

Blower Motor and Speed Taps

Details on the multi-speed blower motor and its speed tap settings.

Electrical Wiring and Grounding

Instructions for power wiring, control wiring, and mandatory grounding.

Air Filter and Thermostat Installation

Guidance on installing the air filter and selecting/mounting the thermostat.

Installation Instructions

Sequence of Operation

Explains the unit's operational logic for cooling and heating modes.

Operational Checks and Maintenance

Procedures for system checkout and recommended maintenance schedules.

Wiring Diagrams

Field Power Wiring Schematic

Provides the schematic diagram for field power wiring connections.

Component Arrangement

Illustrates the physical layout of key components within the unit.

Speed Tap Selection Guide

Details on how to select the correct fan motor speed taps.

Heater Performance Data

Heater Pressure Drop

Table showing pressure drop data for various airflow rates and heater rack configurations.

Accessory Heater Specifications

Information on heater kW ratings, circuit protection, and rack usage.

Minimum Airflow Requirements

Table listing minimum CFM for different models based on heater rack count.

Performance and Electrical Data

Airflow Performance Tables

Data on airflow rates for various models across different static pressures and speeds.

Operational Notes

Important clarifications regarding airflow, ECM motor, and duct system impact.

Dimensional Data

Unit Dimensions and Weight

Provides physical dimensions, connection sizes, and unit weights.

American Standard TMM5A0B24M21SAA Specifications