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Trane Precedent TSCSeries User Manual

Trane Precedent TSCSeries
64 pages
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SAFETY WARNING
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.
Packaged Rooftop Air Conditioners
Precedent™- Electric/Electric
3 – 10 Tons – 60 Hz
July 2012 RT-SVX22J-EN
Installation, Operation,
and Maintenance
Model Numbers
TSC036E - TSC060E THC036E - THC060E
TSC072F - TSC120F THC092E - THC120E
THC048F - THC092F

Table of Contents

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Trane Precedent TSCSeries Specifications

General IconGeneral
BrandTrane
ModelPrecedent TSCSeries
CategoryAir Conditioner
LanguageEnglish

Summary

Warnings, Cautions and Notices

Proper Field Wiring and Grounding Required!

Alerts to hazards of improper field wiring and grounding, requiring qualified personnel and adherence to codes.

Personal Protective Equipment (PPE) Required!

Stresses the need for PPE when working with hazardous materials or arc flash risks.

Model Number Description

Digit 1 - Unit Type

Explains the first digit of the model number defining the unit type.

Digit 2 - Efficiency

Details the second digit indicating standard or high efficiency.

Digit 8 - Voltage Selection

Details the digits for selecting the unit's voltage and phase.

Digit 15 - Supply Fan/Drive Type/Motor

Details digits related to the supply fan type and motor.

Digit 21 - Communications Options

Details digits for communication interface options.

General Information

Unit Inspection

Details procedures for inspecting the unit upon arrival for damage and verifying specifications.

Unit Description

Provides a general overview of the unit's features and control systems.

Clogged Filter Switch (Optional)

Describes the operation and indication of the clogged filter switch.

Smoke Detector Sensor (Optional)

Details the high-limit shutdown function of the smoke detector.

Unit Dimensions

Unit Clearances

Illustrates minimum operating and service clearances for units.

Installation

Pre-Installation

Covers preliminary steps before installing the unit, including safety.

Fiberglass Wool!

Warns about fiberglass wool and required PPE during handling and installation.

Hazardous Voltage!

Warns about hazardous voltage and the need for lockout/tagout before servicing.

Heavy Objects!

Provides safety warnings for lifting heavy equipment.

Foundation

Details requirements for unit foundation and support.

Ductwork

Illustrates supply and return air openings for ductwork connection.

Combustible Materials!

Warns about clearances to combustible materials and fire hazards.

Rigging

Provides instructions and safety warnings for rigging and lifting the unit.

General Unit Requirements

Summarizes key steps for successful commercial unit installation.

Horizontal Discharge Conversion (3 Through 5 Ton Units)

Provides instructions for converting 3-5 ton units to horizontal discharge.

TCO-A Instructions

Details replacing the TCO-A limit control for horizontal airflow applications.

Main Electrical Power Requirements

Details requirements for main electrical power supply.

Proper Field Wiring and Grounding Required!

Emphasizes proper wiring and grounding for safety.

Field Installed Power Wiring

Provides guidelines for field-installed power wiring.

Main Unit Power

Details main unit power connection requirements.

Pre-Start

Voltage Imbalance

Explains how to measure and calculate voltage imbalance for three-phase power.

Electrical Phasing (Three Phase Motors)

Details how to determine and correct electrical phasing for three-phase motors.

Hazardous Voltage w/Capacitors!

Repeats safety warning about voltage and capacitors.

Start-Up

Verifying Proper Air Flow

Guides on verifying proper airflow and its impact on performance.

Live Electrical Components!

Repeats safety warning about live electrical components.

Units with 5-Tap Direct Drive Indoor Fan

Explains airflow verification for direct drive fans.

Return Air Smoke Detector

Explains the function of the return air smoke detector and airflow requirements.

Maintenance

Fan Belt Adjustment - Belt Drive Units

Provides instructions and safety for adjusting fan belts on belt drive units.

Rotating Components!

Repeats safety warning about rotating components.

Monthly Maintenance

Lists monthly maintenance tasks, starting with filter inspection.

Filters

Instructs to inspect and clean/replace return air filters.

Cooling Season

Lists maintenance checks specific to the cooling season.

Coil Cleaning

Provides instructions for cleaning evaporator and condenser coils.

Microchannel (MCHE) Coils

Provides specific cleaning instructions for microchannel coils.

AWARNING Hazardous Chemicals!

Warns about hazardous chemicals used for coil cleaning and required PPE.

Troubleshooting

ReliaTel™™ Control

Guides service personnel on checking RTRM diagnostics and system status.

AWARNING Live Electrical Components!

Repeats safety warning about live electrical components.

System Status Checkout Procedure

Outlines two methods for checking system status using LED indicators.

Zone Temperature Sensor (ZTS) Test

Provides test procedures for zone temperature sensors.

Unit Economizer Control (ECA) Troubleshooting

Guides troubleshooting for the Unit Economizer Control.

Troubleshooting procedures for Direct Drive Plenum Fan

Provides steps for troubleshooting direct drive plenum fans.

Unit Wiring Diagrams Numbers

Limited Warranty

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