Trane Koolman R410A - User Manual

April 2020
PKGP-SVX03D-EN
Confidential and proprietary Trane information
Installation, Operation and Maintenance
Koolman
Air-Cooled Chiller and Heat pump
R410A
CGAR/CGAK030~200
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.
500002250200

Trane Koolman R410A Specifications

General

Brand	Trane
Model	Koolman R410A
Category	Chiller
Language	English

Summary

Installation

Water Supply Piping

Details on connecting and managing the water supply piping for the unit.

Electrical

Electrical Wiring Guide

Instructions for connecting electrical wiring to the water chiller components.

Power Supply Requirements

Details on voltage, frequency, and supply requirements for the unit.

Wiring Diagram

Pre-Start-up Procedures

Voltage Range Checks

Ensures power supply voltage is within acceptable limits before startup.

Voltage Unbalance Checks

Verifies voltage balance between phases to prevent motor issues.

Water Flow Parameters

Pre-Start Checklist

A comprehensive list of checks to perform before starting the unit.

Unit Settings Configuration

Guidance on configuring functional and operation parameters.

Jumper Settings

Dial Switch Settings

Operating Parameter Settings

How to set protection and operation parameters via the controller.

Start-up and Operation

Starting Procedures

Step-by-step guide for starting the water chiller operation.

System Protection Features

Details on system protection mechanisms like voltage protection.

Low Voltage Protection

High Voltage Protection

Winter Antifreezing Function

Motor Overload Protection

Covers overload protection for compressor, pump, and fan motors.

Flow Protection

Ensures protection against insufficient water flow to prevent freezing.

Cooling Mode Operation

Heating Mode Operation

Troubleshooting and Diagnostics

Troubleshooting Checklist

A checklist of common faults, their causes, and solutions.

Compressor Silent Start Failure

Diagnosing issues when the compressor does not start or make noise.

Compressor Start Failure with Sound

Diagnosing issues when the compressor tries to start but fails.

Compressor 2 Start Failure

Short Compressor Running Period

Compressor Runs Continuously

Compressor Motor Winding Failure

Inadequate Cooling Capacity

Troubleshooting insufficient cooling performance of the unit.

Low Suction Pressure Issues

High Suction Pressure Issues

Low Discharge Pressure Issues

High Discharge Pressure Issues

Heating Function Failure