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BAC 3728C - User Manual

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OPERATION & MAINTENANCE MANUAL
Series 3000 Cooling Tower
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BAC 3728C Specifications

General IconGeneral
BrandBAC
Model3728C
CategoryAir Conditioner
LanguageEnglish

Summary

Safety and Equipment Precautions

Danger

Critical safety warning about performing service on the unit without proper lockout procedures.

Warning

General warnings regarding elevated surfaces, fan speed, and hazardous machinery.

Unit Operation and Storage

Start-Up Procedure

Steps for initial unit start-up and checks before operation.

Detailed Component Maintenance Procedures

Fan Drive System

Maintenance for belt drives, including tension and alignment checks.

Fan Motors

Maintenance for cooling tower fan motors, including cleaning and checks.

Fan Shaft Bearings

Lubrication and maintenance for fan shaft pillow block bearings.

Corrosion Protection

Corrosion and Scale Control

Maintaining water chemistry to prevent corrosion and scale buildup.

Bleed Rate

Cold Weather Operation

Fan Section Icing Protection

Methods and strategies to prevent fan section icing.

Fan Control

Fan control methods to mitigate icing issues.

Basin Water and Internal Piping Freeze Protection

Protecting the basin and piping from freezing during shutdown.

Operation Considerations for Accessories

Vibration Cutout Switch (VCOS)

Installation, testing, and calibration of vibration cutout switches.

Stand Alone BAC Heater Control Panel (Optional)

Operation and testing of the optional stand-alone heater control panel.

Fan Control

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