EasyManua.ls Logo

Trane AAM7A0C42H31SA User Manual

Trane AAM7A0C42H31SA
28 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
© 2011 Trane
NOTICE: Since the manufacturer has a policy of continuous product and product data improvement, it reserves the right to change design and specifications without notice.
HyperionFieldReferenceDataTAM7
IMPORTANT --- This document contains a wiring diagram and service information. This is customer property and is to remain with this unit.
Please return to service information pack upon completion of work.
HAZARDOUS VOLTAGE - DISCONNECT POWER BEFORE SERVICING
WARNING:
For use with BAYEV or BAYW series heaters ONLY
WARNING
!
SAFETY HAZARD! This information is intended for use
by individuals possessing adequate backgrounds of electrical and
mechanical experience. Any attempt to repair a central air condition-
ing product may result in personal injury and/or property damage.
The manufacture or seller cannot be responsible for the interpreta-
tion of this information, nor can it assume any liability in connection
with its use.
PRESSURIZED REFRIGERANT! SYSTEM CONTAINS
OIL AND REFRIGERANT UNDER HIGH PRESSURE. RECOVER
REFRIGERANT TO RELIEVE PRESSURE BEFORE OPENING THE
SYSTEM.
DO NOT USE NON-APPROVED REFRIGERANTS OR REFRIGERANT
SUBSTITUTES OR REFRIGERANT ADDITIVES.
WARNING
!
LIVE ELECTRICAL COMPONENTS! During instal-
lation, testing, servicing, and troubleshooting of this product, it may
be necessary to work with live electrical components. Failure to fol-
low all electrical safety precautions when exposed to live electrical
components could result in death or serious injury.
WARNING
!
Note: This unit is certified to UL 1995.
The interior cabinet wall meets the following:
- UL94-5VA Flame Class Listed
- UL723 Steiner Tunnel Listed for 25/50 Flame/
Smoke
- UL746C Listed for Exposure to Ultraviolet Light,
Water Exposure and Immersion
Table of Contents
Product Specifications. .................................................................................................... 2
Wiring Diagram. ............................................................................................................... 3
Sequence of Operation. ................................................................................................... 4
Control Layout - Refrigerant Dip Switches....................................................................... 7
Airflow Performance. ...................................................................................................... 10
Heater Attribute Data. .................................................................................................... 16
Control Layout - LEDs. ................................................................................................... 19
EEV Test Procedures. .................................................................................................... 24
EVC Thermal Resistance and Voltage Table. ................................................................ 25
Troubleshooting. ............................................................................................................ 26
* May be "A" or "T"
Air Handler - Convertible
Models: Series 7 Air Handlers 2-5 Ton
*AM7A0A24H21SA, *AM7A0B30H21SA
*AM7A0C36H31SA, *AM7A0C42H31SA
*AM7A0C48H41SA, *AM7A0C60H51SA
Question and Answer IconNeed help?

Do you have a question about the Trane AAM7A0C42H31SA and is the answer not in the manual?

Trane AAM7A0C42H31SA Specifications

General IconGeneral
ModelAAM7A0C42H31SA
TypeAir Handler
Nominal Cooling Capacity3.5 tons
Nominal Cooling Capacity (BTU)42000 BTU
RefrigerantR-410A
Voltage208/230V
Phase1
Maximum Overcurrent Protection20A
Motor TypePSC
Filter TypeDisposable
Depth21 inches

Summary

Product Specifications

System Wiring and Operation

Wiring Diagram and Legend

Visual representation of electrical connections and symbol explanations.

Sequence of Operation Modes

Details on continuous fan, heating, cooling, defrost, and electric heat sequences.

Control Configuration and Airflow

Control Panel Layout and Components

Identifies key boards (AFC, EVC) and switches on the control panel.

Dip Switch Settings (S1 & S2)

Guides for setting dip switches for unit configuration and airflow.

Airflow Performance Data

Tables for CFM and power at various static pressures and settings.

Heater Attributes and Subcooling

Electric Heater Specifications

Data for electric heater models, including capacity and electrical requirements.

Subcooling Adjustment Guidelines

Procedures for adjusting subcooling based on outdoor unit models.

Control Board Diagnostics

Air Handler Control Panel Overview

Identifies connectors, jumpers, and indicators on the control panel.

AFC Board Status and Fault Codes

Explains AFC LED status and fault codes for troubleshooting.

EVC Board Status and Fault Codes

Explains EVC LED status and fault codes for troubleshooting.

EHC Board Status and Fault Codes

Explains EHC LED status and fault codes for troubleshooting.

HHC Board Status and Fault Codes

Explains HHC LED status and fault codes for troubleshooting.

EEV Testing and Sensor Checks

Electronic Expansion Valve (EEV) Test Procedures

Detailed steps for testing EEV valve operation.

Sensor Resistance and Voltage Data

Table correlating temperature to sensor resistance and voltage.

Sensor Check and Verification Process

Step-by-step guide to verify sensor functionality and connections.

Troubleshooting Flowcharts

High Superheat Diagnosis

Flowchart for diagnosing and resolving high superheat issues.

Low Superheat Diagnosis

Flowchart for diagnosing and resolving low superheat issues.

Related product manuals