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Trane TAM7A0A24H21SB User Manual

Trane TAM7A0A24H21SB
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18-GJ06D2-1
Convertible Air Handlers
2 – 5 Ton
TAM7A0A24H21SB
TAM7A0B30H21SB
TAM7A0C36H31SB
TAM7A0C42H31SB
TAM7A0C48H41SB
TAM7A0C60H51SB
TAM7B0C60H51SA
The TAM7 air handlers will only use the following internal
electric heaters:
Installer’s Guide
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. Please return to service information
pack upon completion of work.
Important: These instructions do not cover all variations
in systems nor provide for every possible contingency
to be met in connection with the installation. Should
further information be desired or should particular
problems arise which are not covered sufficiently for the
purchaser’s purposes, the matter should be referred to
your installing dealer or local distributor.
See the TAM7 Service Facts document for
information on reading the Control Board LEDs, Air
Flow Tables and Troubleshooting Flowcharts.
Note: The manufacturer recommends installing
ONLY A.H.R.I. approved, matched indoor and outdoor
systems. Some of the benefits of installing approved
matched indoor and outdoor split systems are maximum
efficiency, optimum performance, and the best overall
system reliability.
Note: Condensation may occur on the surface of the air
handler when installed in an unconditioned space. When
units are installed in unconditioned spaces, verify that
all electrical and refrigerant line penetrations on the air
handler are sealed completely.
Note: Duct heaters cannot be applied
with this air handler.
Scan to see the
TAM7 Trouble-
shooting Video
Library.
BAYEVAC05BK1AA
BAYEVAC05LG1AA
BAYEVAC08BK1AA
BAYEVAC08LG1AA
BAYEVAC10BK1AA
BAYEVAC10LG1AA
BAYEVBC15BK1AA
BAYEVBC20BK1AA
BAYEVCC25BK1AA
BAYEVAC10LG3AA
BAYEVBC15LG3AA
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Trane TAM7A0A24H21SB Specifications

General IconGeneral
Model NumberTAM7A0A24H21SB
Product CategoryAir Handlers
RefrigerantR-410A
Energy Efficiency Ratio (EER)Up to 12.5
Voltage208/230V
Motor TypeVariable Speed
Phase1
Maximum Overcurrent Protection15A
Shipping Weight150 lbs
Nominal Capacity2 Tons
Cooling Capacity24000 BTU
Heating Capacity24000 BTU
Width21 inches

Summary

Safety Information

Unit Design

Cabinet Penetration

Details allowed screw locations and cabinet penetrations for installation and wiring.

Unit Preparation

Setting the Unit - Horizontal Installations

Connecting the Duct work

Refrigerant Line

Refrigerant Line Brazing

Braze The Refrigerant Lines

Step-by-step instructions for brazing refrigerant lines, including preparing connections and using heat.

Condensate Drain Piping

Electrical - Low Voltage

Electrical - High Voltage

High Voltage Power Supply

States that high voltage power must match the equipment nameplate and comply with codes.

Make Electrical Connections

Details steps for routing high voltage wiring, selecting conduit entry points, and connecting conduit.

Start Up

System Charge Adjustments

Lists system charge adjustments (subcooling) for various SEER ratings and matched indoor/outdoor units.

System Start Up

Provides sequential steps for starting up the system, including thermostat settings and power application.

Sequence of Operation

AM7 Sequence of Operation

Explains unit features, analog inputs, and the importance of dip switch settings for operation.

Heatpump OD Single Stage (heating mode)

Details the sequence of operation for a single-stage heat pump in heating mode.

Heatpump OD Two Stage (heating mode)

Explains the operational sequence for a two-stage heat pump in heating mode.

OD Single Stage (cooling mode)

Details the sequence of operation for a single-stage outdoor unit in cooling mode.

Cooling OD Two Stage

Describes the sequence of operation for a two-stage outdoor unit in cooling mode.

Electric Heat

Explains unit operation with electric heat, including EHC and blower control.

Checkout Procedures

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