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Trane YHC120E User Manual

Trane YHC120E
72 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™ Gas/Electric
3to10Tons–60Hz
Installation, Operation,
and Maintenance
Model Numbers
YSC037E - YSC067E YHC037E - YHC067E
YSC036E - YSC060E YHC036E - YHC072E
YSC072F - YSC120F YHC120E
YHC048F - YHC060F YHC072F - YHC102F
RT-SVX21P-EN
July 2014

Table of Contents

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Trane YHC120E Specifications

General IconGeneral
ModelYHC120E
BrandTrane
CategoryAir Conditioner
Voltage208/230V
Phase3
Compressor TypeScroll
RefrigerantR-410A
Cooling Capacity120000 BTU/H

Summary

Model Numbers

Safety Warning

Alerts users to hazardous conditions during installation and servicing.

Introduction

Warnings, Cautions, and Notices

Defines the types of safety advisories used throughout the manual.

Proper Field Wiring and Grounding

Details essential requirements for safe electrical installation and grounding.

Personal Protective Equipment (PPE)

Specifies necessary safety gear for handling the equipment.

Model Number Description

Unit Type

Identifies the basic configuration of the unit (e.g., DX Cooling, Gas Heat).

Unit Controls

Specifies the type of control system used (Electromechanical or ReliaTel™).

Communications Options

Lists available communication interfaces for building management systems.

Model Number Notes

General Information

Unit Inspection

Outlines procedures for checking the unit upon arrival for damage.

ReliaTel™ Control

Describes the microelectronic control system and its functions.

Unit Dimensions

Typical Installation Clearances

Details minimum distances required around the unit for service and airflow.

Installation

Pre-Installation

Covers preparatory steps before the main installation process begins.

Heavy Objects Safety

Emphasizes safety precautions when lifting heavy equipment.

Improper Unit Lift Safety

Warns about the dangers and consequences of incorrect lifting techniques.

Foundation

Risk of Roof Collapsing

Critical safety warning regarding roof structural integrity.

Ductwork

Rigging

General Unit Requirements

Main Electrical Power Requirements

Proper Field Wiring and Grounding

Crucial safety and installation guidelines for electrical connections.

Through-the-Base Gas Installation

Condensate Drain Configuration

Field-Installed Control Wiring

Controls Using 24 VAC

Guidelines for wiring 24 VAC control circuits, including wire sizing.

Pre-Start

Voltage Imbalance

Details how to measure and correct voltage imbalance for motor protection.

Electrical Phasing

Explains how to verify and correct three-phase motor rotation.

Unit Start-Up

Verifying Proper Air Flow

Essential procedure to ensure correct airflow for optimal performance.

Test Modes

Electromechanical Controls Test Procedure

Troubleshooting

ReliaTel™ Control Diagnostics

Steps for checking the status and faults of the ReliaTel™ control system.

System Status Checkout Procedure

Methods for checking the overall operating status of the unit.

Limited Warranty

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