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AS/NZS 5263.1.12:2019


Gas appliances, Part 1.12: Gas pool heaters

This Standard provides particular requirements for gas pool heaters that apply in addition to or in place of the general requirements for gas appliances set out in AS/NZS 5263.0, Gas appliances, Part 0: Generalrequirements.
Published: 14/06/2019
Pages: 31
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Table of contents
Cited references
Content history
Table of contents
About this publication
1 Scope and general
1.1 Scope and application
1.1.1 Scope
1.1.2 Application
1.2 Normative references
1.3 Terms and definitions
1.4 Test methods
2 Design and construction
2.1 Scope
2.2 General design requirements
2.3 Materials
2.3.101 Copper alloy components in contact with water
2.4 Design for assembly and installation
2.4.5 Restraint where a hose assembly is used
2.4.6 Securing of table top appliance
2.4.101 Water inlet and outlet connections
2.5 Design for maintenance
2.5.101 Collection and removal of corrosion product
2.5.102 Provision for descaling the circulation system
2.5.103 Provision for draining
2.5.104 Drain valve design
2.6 Design for operation
2.6.4 Primary guards openings
2.7 Controls and safety devices
2.7.3 Main burner shut off provision
2.7.10 Shut off valve — Table top appliances
2.7.101 Pool temperature control thermostat
2.7.102 High temperature limit device
2.7.103 Temperature limit device
2.7.104 Protection of appliance due to abnormal conditions
2.7.105 Relief valves for unvented appliances containing more than 1 L of water
2.8 Gas train
2.8.5 Main burner automatic shut off valves
2.9 Combustion air and flue systems
2.9.101 Flueing of indoor appliances
2.10 Fan assisted combustion systems
2.11 Burners and ignition systems
2.11.10 Tray type burners-turndown limits
2.12 Components
2.13 Cylinders and cylinder compartments
2.14 Markings
2.14.2 Permanent markings on appliances
2.14.7 Marking of thermostat dials
2.14.12 Label on guard
2.14.101 Identification of water inlet and outlet
2.14.102 Instruction to fit temperature or pressure relief valve if not fitted by manufacturer
2.15 Instructions
2.15.2 Installation Instructions supplied with the appliance
2.15.3 Operation General
3 Preliminary tests — Line gases
3.1 General
3.2 Preparation for testing
3.3 Gas leakage
3.4 Gas consumption
3.5 Gas pressure regulators
3.6 Ignition and safety shut off systems
3.7 Ignition of draped fabric
4 Tests under limiting conditions
4.1 General
4.2 CO/CO2 ratio limits for any independent surface combustion burner — Underload
4.3 CO/CO2 ratio limits for any independent burner — Overload
4.4 CO/CO2 ratio limits for permanent pilots — Overload
4.5 Flame characteristics at maximum and minimum limiting conditions
4.6 Burner ignition at maximum and minimum limiting conditions
4.7 Delayed ignition at maximum and minimum limiting conditions
4.8 Reignition at turndown under draught conditions
4.9 Pilot ignition and stability at maximum and minimum limiting conditions
4.10 Burner stability when changing setting
4.11 Unburnt gas release from burner system
4.12 Blocked flueway terminal
4.13 Case pressure test
4.14 Effect of opening and closing doors at turndown condition
4.15 Sooting — Luminous effect appliances
4.16 Burner interference at ignition or during combustion
5 Performance specifications
5.1 Combustion air supply
5.2 Flue operation
5.3 Condensate
5.4 Temperature hazards
5.4.2 Appliance operating conditions
5.4.7 Temperature limits — Protection from contact with the heat source
5.5 Heat resistance of appliance
5.5.1 Resistance to temperatures Test conditions
5.5.3 Minimum temperature requirements of heat exchangers during warming-up period
5.5.4 Maximum temperature requirements for heat exchanger materials
5.6 Durability
5.6.101 Hydrostatic cycling
5.6.102 Cycling test
5.7 Electrical supply variation or failure
5.8 Appliance operation under linting conditions
5.9 Rain test for outdoor and room sealed appliances
5.10 Operation under windy conditions
5.11 Strength and stability
5.11.4 Hydrostatic strength
5.11.7 Attachment of primary guard
5.11.8 Strength of primary guard incorporating glass or similar material(s)
5.12 Thermal efficiency (Australia only)
5.12.101 Minimum thermal efficiency
5.12.102 Heat output
5.13 Vitiation and emissions
5.101 Operation of controls and relief devices
5.101.1 Pool temperature control thermostat
5.101.2 High temperature limit device
5.101.3 Temperature limit device
Appendix ZA
ZA.2 Gas consumption test
ZA.2.4 Materials
ZA.2.5 Preparation of apparatus
Appendix ZB
Appendix ZC
ZC.24 Hydrostatic strength test
ZC.24.2 Principle
ZC.24.6 Procedure
ZC.101 Hydrostatic cycling test
ZC.101.1 Scope
ZC.101.2 Principle
ZC.101.3 Apparatus
ZC.101.4 Materials
ZC.101.5 Preparation of apparatus
ZC.101.6 Procedure
ZC.101.7 Test report
ZC.102 Durability — Life test
ZC.102.1 Scope
ZC.102.2 Principle
ZC.102.3 Apparatus
ZC.102.4 Materials
ZC.102.5 Preparation of apparatus
ZC.102.6 Procedure
ZC.102.7 Test report
ZC.103 Thermal efficiency test
ZC.103.1 Scope
ZC.103.2 Principle
ZC.103.3 Apparatus
ZC.103.4 Materials
ZC.103.5 Preparation of apparatus
ZC.103.6 Procedure
ZC.103.7 Test report
ZC.104 Thermostat performance test
ZC.104.1 Scope
ZC.104.2 Principle
ZC.104.3 Apparatus
ZC.104.4 Materials
ZC.104.5 Preparation of apparatus
ZC.104.6 Procedure
ZC.104.7 Test report
ZC.105 High temperature limit device performance test
ZC.105.1 Scope
ZC.105.2 Principle
ZC.105.3 Apparatus
ZC.105.4 Materials
ZC.105.5 Preparation of apparatus
ZC.105.6 Procedure
ZC.105.7 Test report
ZC.106 Temperature limit device performance test
ZC.106.1 Scope
ZC.106.2 Principle
ZC.106.3 Apparatus
ZC.106.4 Materials
ZC.106.5 Preparation of apparatus
ZC.106.6 Procedure
ZC.106.7 Test report
Cited references in this standard
Gas appliances, Part 0: General requirements
Safety valves, other valves, liquid level gauges and other fittings for boilers and unfired pressure vessels
Valves primarily for use in heated water systems, Part 1: Protection valves
Dezincification resistance of copper alloys
Content history
AS 4560-2004 Rec:2016
DR AS/NZS 5263.1.12:2018