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Trane TTA125BD series - User Manual

Trane TTA125BD series
32 pages
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Installation
Operation
Maintenance
Split System Cooling Condensers
7 1/2 - 20 Tons
September 2004
Models:
(60 Hz)
TTA090A***F
TTA120A***F
TTA120B***E
TTA120C***G
TTA150B***E
TTA180B***F
TTA180C***G
TTA240B***F
TTA-SVX02C-EN
18-AC60D8-1
(50 Hz)
TTA075AD**F
TTA085AD**F
TTA100AD**F
TTA100BD**E
TTA100CD**G
TTA125BD**E
TTA155BD**F
TTA155CD**G
TTA200BD**F
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Trane TTA125BD series Specifications

General IconGeneral
BrandTrane
ModelTTA125BD series
CategoryAir Conditioner
LanguageEnglish

Summary

Introduction

Safety and Warning Information

Explains hazard symbols (Warning, Caution) and critical safety notes.

Electrical Data

TTA Unit Electrical Data

Table listing electrical specifications, including voltage, amps, and motor data.

Installation

Unit Inspection and Handling

Procedures for inspecting units for shipping damage and safe handling.

Leak Check and System Evacuation

Procedures for leak testing and evacuating the refrigerant system to 350 microns.

Gaseous Charging Procedure

Steps for charging the system with refrigerant while the unit is operating.

Typical Field Wiring - Electromechanical Control

Diagram and description for field wiring electromechanical control systems.

Lifting Recommendations

Guidance on safe lifting practices, including unit weights and strap usage.

Refrigerant Piping Guidelines

Covers line lengths, pressure drops, and general rules for refrigerant piping.

Refrigerant Piping Procedures

Steps for connecting refrigerant lines and purging nitrogen from the system.

Refrigerant Charging Procedure

Guidance on charging the system with refrigerant by weight, including line length adjustments.

Electrical Wiring and Unit Power Supply

Covers field wiring, thermostat installation, and power supply requirements.

Initial Leak Test

Procedure to check refrigerant circuits for leaks using pressure.

System Pre-Start Procedure

Safety Controls Overview

Description of various safety controls like EDC, LPCO, HPCO, and IOL.

Service Test Modes

Test Mode Procedures

Outlines different test modes (Step, Resistance, Auto) for system diagnostics.

Trouble Shooting

Trouble Shooting ReliaTel Controls

General steps and diagnostics for troubleshooting ReliaTel control systems.

System Status Checkout Procedure

Methods to check system status, identify failures, and interpret LED indications.

Trouble Shooting

Maintenance

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