Ingersoll-Rand Variable Speed Voyager TZC036E3 User Manual

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
Variable Speed Voyager™ and Precedent™
3 to 5Tons and 12.5 to 17.5Tons, 60 Hz
Diagnostic
Manual
Models Numbers:
T/YZC036E3/4 T/YZ*150F3/4
T/YZC048F3/4 T/YZ*180F3/4
T/YZC060E4 T/YZ*210F3/4
RT-SVD05C-EN
February 2018

Ingersoll-Rand Variable Speed Voyager TZC036E3 Specifications

General

Brand	Ingersoll-Rand
Model	Variable Speed Voyager TZC036E3
Category	Air Conditioner
Language	English

Summary

Introduction

Warnings, Cautions, and Notices

Details the importance of safety advisories and defines the types of warnings used in the manual.

Important Environmental Concerns

Discusses scientific research on man-made chemicals affecting the ozone layer.

Important Responsible Refrigerant Practices

Emphasizes responsible refrigerant handling, technician certification, and compliance with laws.

General Information

Variable speed compressor drive

Describes the electric drive system primarily for controlling variable speed compressors.

Control circuitry

Details the core control circuitry, including the interface module and signals.

Interface module

Explains the interface module PCB, its function, LED display, and dip switch settings.

Power circuitry

Covers the high-voltage portion controlling current and voltage output to the compressor motor.

PFC solution

Explains the Power Factor Correction solution for improving power factor and reducing emissions.

EMI filter

Describes the unique EMI filter for AC line filtering and reducing emissions.

Rectifier section

Details the rectifier section that converts AC power to DC power.

DC bus board

Explains the DC bus as the intermediary power stage with film capacitors.

Inverter section

Describes the inverter section's function in creating AC output for the compressor motor.

Electrical block diagrams

Drive pictures

Main drive box

Drive mounting locations in applications

Shows diagrams illustrating drive mounting locations for different unit models.

Key drive components

Sequence of operation

Normal operation

Describes how the interface module LED displays the requested compressor frequency command.

Abnormal operation

Explains how the interface module LED displays error or protection codes during abnormal states.

Variable speed compressor drive troubleshooting

Error & protection codes list

Details error and protection codes, their criteria, troubleshooting, and reset criteria.