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Marley MD5016 - User Manual

Marley MD5016
40 pages
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MD cooling tower
INSTALLATION - OPERATION - MAINTENANCE
Z0602117_F ISSUED 8/2018
READ AND UNDERSTAND THIS MANUAL PRIOR TO OPERATING OR SERVICING THIS PRODUCT
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Summary

Overview of MD Cooling Tower

Safety First in Operation

Highlights critical safety considerations for tower installation, operation, and maintenance.

Tower Location Selection

Guidance on selecting an appropriate site for the cooling tower to ensure optimal airflow and safety.

Tower Shipment and Delivery

Details regarding the transportation and delivery of cooling towers, including single and multicell units.

Receiving and Hoisting Procedures

Receiving Tower Upon Arrival

Procedures for inspecting the tower shipment for damage upon arrival and locating documentation.

Hoisting Tower Modules Safely

Instructions for safely lifting and positioning the cooling tower modules using provided hoisting clips.

Installation Guide

Tower Installation Steps

Step-by-step guide for correctly assembling and securing the cooling tower modules onto the foundation.

Motor Wiring and Connections

Guidelines for connecting the fan motor, including safety recommendations and starter setup.

Variable Frequency Drive (VFD) Installation

Instructions for installing and configuring a VFD for motor control, including safety precautions.

Mechanical Equipment Inspection

Procedures for inspecting mechanical components like fans and belts, ensuring proper alignment and operation.

Tower Startup Procedures

Steps for safely initiating cooling tower operation, including water system preparation and startup checks.

Water System Preparation

Guidance on cleaning, treating, and preparing the cooling tower's water system before operation.

Tower Operation

Tower Operation Principles

Explains how heat load, air wet-bulb temp, water flow, and air flow affect cold water temperature.

Fan Cycling Limits

Defines allowable motor start/stop frequency to prevent damage and ensure optimal operation.

Freezing Weather Operation

Strategies and precautions for operating the cooling tower during cold weather conditions to prevent ice formation.

Ice Control Procedures

Methods to manage ice formation in the tower, including maintaining minimum water temperature and fan reversal.

Intermittent Freezing Weather Operation

Measures to protect the tower during temporary shutdowns in freezing weather, including draining and heaters.

Water Quality and Blowdown

Guidelines for maintaining optimal circulating water quality and the process of blowdown.

Blowdown Calculations

Table and example for determining the minimum blowdown required to maintain specific concentration levels.

Maintenance Procedures

Cooling Tower Inspection and Maintenance

Routine inspection and cleaning procedures to ensure tower performance and hygiene, including Legionella prevention.

Belt Tensioning Adjustments

Instructions for adjusting and maintaining proper belt tension for the fan drive system.

Sheave Alignment Checks

Procedures for aligning motor and fan sheaves to ensure efficient belt drive operation and longevity.

Fan Motor Access and Removal

Steps for safely accessing and removing the fan motor for maintenance or replacement.

Cold Water Basin and Louver Access

Guidance on removing air inlet louvers to access the cold water basin for maintenance.

Access Door Operation

Instructions on how to open and operate the tower's access door for internal system checks.

Drift Eliminator Removal and Replacement

Steps for removing and reinstalling drift eliminator packs for cleaning or replacement.

Distribution System Maintenance

Procedures for inspecting and cleaning spray nozzles in the distribution system for optimal performance.

Schedule of Tower Maintenance

Recommended maintenance tasks and frequencies, including safety for entry into the tower.

Seasonal Shutdown Instructions

Procedures for properly shutting down and preparing the cooling tower for seasonal storage.

Prolonged Shutdown Procedures

Advice for handling shutdowns that extend beyond the typical seasonal period.

SPX Cooling Technologies Services

Information on available services from SPX, including replacement parts and periodic maintenance.

Additional Information

Increased Load Requirements

Information on adding cells to the tower to accommodate future increased load demands.

Tower Rebuilding Services

Details on SPX's services for rebuilding and upgrading existing cooling towers.

Maintenance Schedule

Troubleshooting Guide

Marley MD5016 Specifications

General IconGeneral
BrandMarley
ModelMD5016
CategoryAir Conditioner
LanguageEnglish

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