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Stulz CyberWall CAH User Manual

Stulz CyberWall CAH
38 pages
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CyberWall
Model CAHXXXXXXXX
664 kW Chilled Water System
Floor Mounted, 3Phase/460Vac/60 Hz
Installation, Operation and Maintenance Manual
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Stulz CyberWall CAH Specifications

General IconGeneral
BrandStulz
ModelCyberWall CAH
CategoryWater System
LanguageEnglish

Summary

Nomenclature

INTRODUCTION

Product Description

Details the CyberWall unit's construction, airflow, cooling mechanism, and control system.

Safety

Explains how NOTE, CAUTION, and WARNING statements are used in the manual.

General Design

Microprocessor Controller

Mechanical Interfaces and Features

INSTALLATION

Receiving the Equipment

Covers inspection procedures for the unit upon delivery and handling shipping damage.

Storage

Guidelines for storing the CyberWall unit indoors or outdoors to prevent damage.

Site Preparation

Requirements for the installation environment, including insulation and vapor barrier.

Lifting and Rigging

Covers safe procedures and precautions for lifting and rigging the CyberWall unit modules.

Field Assembly

Instructions for assembling CyberWall modules if shipped as separate sections.

Mounting/Placement

Guidance on mounting the unit, including slab mount and floor stand installations.

Assembling Top and Bottom Modules

Step-by-step guide for assembling the top and bottom modules of the CyberWall unit.

Connect Top and Bottom Water Lines

Instructions for connecting the chilled water supply and return lines between modules.

Inter-Module Cable Connections

Procedures for connecting power and control signal cables between the top and bottom modules.

External Connections

Guidelines for making external connections, including chilled water and condensate drains.

Facility Power Connection

Information on connecting facility power, including verifying voltage and using nameplate data.

Electrical Box Components

Identifies components within the main and auxiliary electrical boxes using reference designators.

Optional Equipment

Notes on additional control conductors required for optional equipment.

System Settings and Adjustments

Chilled Water Circuit

Explains how cooling is maintained via chilled fluid flow and control valves.

Fan Speed Control

Details fan speed control options: Temperature Control and Static Pressure Control.

START-UP/COMMISSIONING

Operation

General guidance for ensuring the unit is ready for operation and completing initial checks.

Start-Up Instructions

Step-by-step instructions for applying power, checking fans, and testing cooling operation.

MAINTENANCE

Periodic General Maintenance

Lists essential maintenance tasks including filter replacement, connection checks, and cleaning.

General Cleaning

Procedures for cleaning the unit's surfaces, both non-porous and porous.

Air Filters

Guidance on checking, cleaning, or replacing air filters for efficient operation.

Fans Maintenance and Lubrication

Checks for fan system components and the procedure for fan motor lubrication.

Drain Pans and Condensation Drains

Procedures for inspecting and cleaning drain pans and condensation drain lines.

Troubleshooting

Field Service

Guidelines and procedures for performing necessary repairs on the A/C system in the field.

Fan/Motor Replacement

Detailed steps for safely replacing a fan or fan motor, including de-energizing and lifting.

Cooling System Maintenance

Checks for cooling system issues like leaks, clogged lines, and strainer condition.

PRODUCT SUPPORT

Technical Support

Contact information and required details for obtaining technical assistance from STULZ.

Obtaining Warranty Parts

Procedure for requesting warranty parts, including information needed and shipping details.

Obtaining Spare/Replacement Parts

How to order spare and replacement parts, including payment methods and return policies.

Appendix A - Checklists

Installation Checklist

A checklist to ensure all necessary steps are completed during the unit's installation.

Periodic General Maintenance Checks and Services Checklist

Checklists for monthly, semi-annually, and annually performed maintenance tasks.

STULZ North American Headquarters

STULZ Company Headquarters

Details for the STULZ GmbH headquarters in Hamburg, Germany.

STULZ Subsidiaries

Listing of STULZ subsidiaries and their contact information across various countries.