AS/NZS 3666.3(Int):1998
Air-handling and water systems of buildings - Microbial control - Performance-based maintenance of cooling water systems
Outlines a performance-based approach to the maintenance of cooling water systems with respect to the control of microorganisms, including water treatment with monitoring, and assessment and control strategies to help create a low risk environment within the cooling water system.
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AS/NZS 3666.3(Int):1998 AIR-HANDLING AND WATER SYSTEMS OF BUILDINGS - MICROBIAL CONTROL - PERFORMANCE-BASED MAINTENANCE OF ....
PREFACE
CONTENTS
FOREWORD
SECTION 1 SCOPE AND GENERAL
1.1 SCOPE
1.2 OBJECTIVE
1.3 FUNCTIONAL STATEMENT
1.4 PERFORMANCE REQUIREMENTS
1.5 REFERENCED DOCUMENTS
1.6 DEFINITIONS
1.6.1 Cycles of concentration
1.6.2 Key performance indicator
1.6.3 Total dissolved solids (TDS)
1.7 TESTING
SECTION 2 IDENTIFICATION AND ASSESSMENT OF RISK FACTORS
2.1 SCOPE OF SECTION
2.2 RISK FACTORS
2.3 RISK ASSESSMENT
2.4 WATER TREATMENT
SECTION 3 PERFORMANCE MONITORING AND CONTROL
3.1 SCOPE OF SECTION
3.2 PRESENCE OF spp.
3.2.1 Monitoring
3.2.2 Assessment
3.2.3 Control
3.3 PRESENCE OF OTHER HETEROTROPHIC MICROORGANISM
3.3.1 Monitoring
3.3.2 Assessment
3.3.3 Control
3.4 WATER MANAGEMENT
3.4.1 Monitoring
3.4.2 Assessment
3.4.3 Control
3.5 WATER TEMPERATURE
3.5.1 Monitoring
3.5.2 Assessment
3.5.3 Control
3.6 RESULTS AND RECORDS
3.7 EVIDENCE OF COMPLIANCE
APPENDIX A - COOLING WATER SAMPLING PROCEDURE
A1 SCOPE
A2 QUALIFICATIONS OF PERSONNEL CARRYING OUT SAMPLING
A3 SAMPLE COLLECTION AND TRANSPORT
A4 PARTICULARS OF SAMPLING CONTAINERS
A5 PARTICULARS OF SAMPLING
A6 TECHNIQUE OF SAMPLE COLLECTION
APPENDIX B - ON-LINE DISINFECTION PROCEDURE FOR COOLING WATER SYSTEMS
B1 SCOPE
B2 BIODISPERSANT
B3 DISINFECTION
B4 CIRCULATION
B5 OPERATION
APPENDIX C - SYSTEM DECONTAMINATION PROCEDURE FOR COOLING WATER SYSTEMS
C1 SCOPE
C2 DISPERSANT
C3 PRIMARY DECONTAMINATION
C4 WATER DRAINAGE
C4.1 Cooling tower
C4.2 System drains
C5 CLEANING
C6 REFILLING
C7 SECONDARY DECONTAMINATION
C8 RECOMMISSIONING
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AS/NZS 3666.3:2011
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AS/NZS 3666.3(Int):1998 AIR-HANDLING AND WATER SYSTEMS OF BUILDINGS - MICROBIAL CONTROL - PERFORMANCE-BASED MAINTENANCE OF ....
PREFACE
CONTENTS
FOREWORD
SECTION 1 SCOPE AND GENERAL
1.1 SCOPE
1.2 OBJECTIVE
1.3 FUNCTIONAL STATEMENT
1.4 PERFORMANCE REQUIREMENTS
1.5 REFERENCED DOCUMENTS
1.6 DEFINITIONS
1.6.1 Cycles of concentration
1.6.2 Key performance indicator
1.6.3 Total dissolved solids (TDS)
1.7 TESTING
SECTION 2 IDENTIFICATION AND ASSESSMENT OF RISK FACTORS
2.1 SCOPE OF SECTION
2.2 RISK FACTORS
2.3 RISK ASSESSMENT
2.4 WATER TREATMENT
SECTION 3 PERFORMANCE MONITORING AND CONTROL
3.1 SCOPE OF SECTION
3.2 PRESENCE OF spp.
3.2.1 Monitoring
3.2.2 Assessment
3.2.3 Control
3.3 PRESENCE OF OTHER HETEROTROPHIC MICROORGANISM
3.3.1 Monitoring
3.3.2 Assessment
3.3.3 Control
3.4 WATER MANAGEMENT
3.4.1 Monitoring
3.4.2 Assessment
3.4.3 Control
3.5 WATER TEMPERATURE
3.5.1 Monitoring
3.5.2 Assessment
3.5.3 Control
3.6 RESULTS AND RECORDS
3.7 EVIDENCE OF COMPLIANCE
APPENDIX A - COOLING WATER SAMPLING PROCEDURE
A1 SCOPE
A2 QUALIFICATIONS OF PERSONNEL CARRYING OUT SAMPLING
A3 SAMPLE COLLECTION AND TRANSPORT
A4 PARTICULARS OF SAMPLING CONTAINERS
A5 PARTICULARS OF SAMPLING
A6 TECHNIQUE OF SAMPLE COLLECTION
APPENDIX B - ON-LINE DISINFECTION PROCEDURE FOR COOLING WATER SYSTEMS
B1 SCOPE
B2 BIODISPERSANT
B3 DISINFECTION
B4 CIRCULATION
B5 OPERATION
APPENDIX C - SYSTEM DECONTAMINATION PROCEDURE FOR COOLING WATER SYSTEMS
C1 SCOPE
C2 DISPERSANT
C3 PRIMARY DECONTAMINATION
C4 WATER DRAINAGE
C4.1 Cooling tower
C4.2 System drains
C5 CLEANING
C6 REFILLING
C7 SECONDARY DECONTAMINATION
C8 RECOMMISSIONING
AS/NZS 3666.3(Int):1998
Online Library subscription information
Online library subscriptions provide a cost-effective solution for organisations of any size to access the latest standards, offering 24/7 access to a personalised catalogue. The service ensures subscribers have have the most up-to-date version of selected standards, incluing automatic updates for any amendments or versions. Pricing is dependent on the chosen standards and the number of concurrent users, with discounts applied from the standards PDF price. For customised subscriptions or further inquiries, contact the Online Library team.