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Liebert PX023 User Manual

Liebert PX023
153 pages
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Liebert® PDX and PCW™
ThermalManagementSystems
3 to 8 Ton (11 to 29 kW) Capacity,
UpflowandDownflow,60Hz
Installer/User Guide

Table of Contents

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Liebert PX023 Specifications

General IconGeneral
BrandLiebert
ModelPX023
CategoryControl Unit
LanguageEnglish

Summary

1 IMPORTANT SAFETY INSTRUCTIONS

3 PRE-INSTALLATION PREPARATION AND GUIDELINES

3.1 Planning Dimensions

Outlines unit, floor stand, and plenum dimensions from submittal documents.

3.2 Considerations for Air Distribution

Provides guidance on airflow preparation for downflow and upflow unit installations.

4 EQUIPMENT INSPECTION AND HANDLING

4.2 Handling the Unit while Packaged

Instructions for safely moving and lifting the unit using forklifts or pallet jacks.

5 PIPING AND REFRIGERANT REQUIREMENTS

5.1 Fluid Piping for Air-cooled, Water/Glycol-cooled and Chilled-water Piping Applications

Details required pipe connections for various cooling system applications.

5.2 Refrigerant Piping and Charging

Covers essential safety warnings and guidelines for refrigerant piping and system charging.

5.3 Water/Glycol and Chilled-water Loop Piping Guidelines

Provides guidelines for water/glycol and chilled water loop piping, including corrosion risks.

6 ELECTRICAL CONNECTIONS

7 CHECKLIST FOR COMPLETED INSTALLATION

7.2 Electrical Installation Checks

Essential checks for correct electrical installation, wiring, and grounding.

7.3 Piping Installation Checks

Checklist items for verifying proper piping completion, leak checks, and charging.

8 INITIAL START-UP CHECKS AND COMMISSIONING PROCEDURE FOR WARRANTY INSPECTION

9 MAINTENANCE

10 PREVENTIVE MAINTENANCE CHECKLIST

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