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BAC VXI 18 - User Manual

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VXI Closed Circuit Cooling Towers
OPERATING AND MAINTENANCE INSTRUCTIONS
MVXIv22EN
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BAC VXI 18 Specifications

General IconGeneral
BrandBAC
ModelVXI 18
CategoryHeat Pump
LanguageEnglish

Summary

2 VXI GENERAL INFORMATION

Operating Conditions

Defines the operational limits, environmental conditions, and fluid compatibility for the equipment.

Safety, Personnel, and Installation

Covers critical safety, authorized personnel, rigging, pipework, location, and compliance requirements.

Warranty and Disposal

Details product warranty terms, limitations, and equipment disposal requirements.

3 VXI WATER CARE

Water Care Principles and Quality

Explains water evaporation, blow down, make-up, and key water quality parameters and guidelines.

Biological, Chemical, and Passivation Control

Covers managing microbial growth, applying chemicals, and passivating surfaces for system health.

System Flow and Overflow

Details overflow connection behavior and water flow considerations within the system.

4 VXI COLD WEATHER OPERATIONS

Cold Weather Operating Guidelines

General guidance for operating equipment in sub-freezing conditions to prevent freezing issues.

Sump and Coil Freeze Protection

Methods to protect sump water and cooling coils from freezing using heaters, insulation, and glycol.

Capacity Control for Cold Weather

Techniques for adjusting cooling capacity via airflow to maintain safe water temperatures in cold conditions.

5 VXI MAINTENANCE PROCEDURE

Checks, Adjustments, and Inspections

Procedures for checking basins, strainers, water levels, motors, noise, vibration, and heat transfer sections.

Component-Specific Maintenance

Maintenance tasks for drift eliminators, water distribution, fan shafts, motors, and pumps.

Lubrication and Drive System Maintenance

Guidelines for lubricating bearings and maintaining drive belts, alignment, and locking collars.

Cleaning and Disinfection Procedures

Step-by-step instructions for mechanical cleaning and disinfection of the cooling system and its components.

6 VXI COMPREHENSIVE MAINTENANCE

Preventive Maintenance Program Strategy

Recommendations for establishing a preventive maintenance program for maximum efficiency and uptime.

Outdoor Storage and Handling Procedures

Actions required to maintain the unit in 'as shipped' condition during prolonged outdoor storage or severe climates.

7 VXI FURTHER ASSISTANCE & INFORMATION

Customer Support and Technical Resources

Information on contacting BAC support, Balticare, and accessing technical literature and websites.

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