Carrier 19XL series User Manual

19XL
50/60 Hz
Hermetic Centrifugal Liquid Chillers
with HCFC–22 and HFC–134a
Installation Instructions
For Units Produced After 11/1/92 (Linear Float Design)
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and
without incurring obligations.
Catalog No. 531-944 9-94 Form 19XL-3SI Replaces: 19XL-2SI
Copyright
©
Carrier Corporation 1994
Safety Considerations
Centrifugal liquid chillers are designed to provide safe and reliable service when
operated within design specifications. When operating this equipment, use good
judgement and safety precautions to avoid damage to equipment and property or injury
to personnel.
Be sure you understand and follow the procedures and safety precautions contained
in the machine instructions, as well as those listed in this guide.
®

Carrier 19XL series Specifications

General

Brand	Carrier
Model	19XL series
Category	Chiller
Language	English

Summary

Safety Considerations

Critical Safety Warnings and Precautions

Summarizes critical safety warnings regarding refrigerant handling, pressure, electrical hazards, and general operation.

Introduction to 19XL Chillers

General Machine Overview and Responsibilities

Overview of the chiller's factory assembly, wiring, and leak testing, and installation responsibilities.

Required Job Data and Documentation

Lists necessary information for installation, including contract specs, location prints, and drawings.

Essential Tools and Equipment for Installation

Lists tools and equipment needed for installation and servicing the chiller.

19XL Installation Procedures

Machine Receiving and Shipment Inspection

Procedures for inspecting the chiller for shipping damage and verifying all components against the shipping list.

Machine Rigging, Support, and Isolation

Covers rigging, installing supports, accessory soleplates, and spring isolation systems for the chiller.

Piping Installation and Connections

Instructions for installing water piping to heat exchangers and vent piping to relief devices.

Electrical Wiring and Network Integration

Guidelines for field wiring, control inputs, starter connections, and Carrier Comfort Network interface.

Field Insulation Application

Instructions for applying field insulation to various chiller components for efficiency and protection.

Installation Start-Up Request Checklist