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AS/NZS 5263.1.8:2021


Gas appliances, Part 1.8: Decorative effect gas appliances

Specifies requirements for Type 1 and Type 2 decorative effect gas appliances with natural draught or fan assisted combustion systems, with an energy input not exceeding 72 MJ/h that apply in conjunction with AS/NZS 5263.0:2017. KEYWORDS: decorative effect, gas appliance
Published: 05/02/2021
Inclusive of GST
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Table of contents
Cited references
Content history
Table of contents
About this publication
1 Scope and general
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
2.2.13 Design of appliance base
2.2.14 Provision for moving appliances
2.2.101 Fuel storage container
2.2.102 Surface finish of primary guard
2.3 Materials
2.4 Design for assembly and installation
2.4.101 Assembly or kit for Type 1 appliances
2.5 Design for maintenance
2.6 Design for operation
2.7 Controls and safety devices
2.7.101 CO safety system for Type 1 appliances
2.7.102 Safety controls for exposed burners
2.8 Gas train
2.9 Combustion air and flue systems
2.9.4 Draught diverters
2.9.5 Design of flue connection
2.9.101 Circulating air system
2.9.102 Flue cowls
2.10 Fan assisted combustion systems
2.11 Burners and ignition systems
2.12 Components
2.13 Cylinders and cylinder compartments
2.14 Markings
2.14.2 Permanent markings on appliances
2.14.14 Markings on packaging
2.14.101 Appliances not protected by primary guards
2.15 Instructions
2.15.2 Installation Instructions supplied with the appliance Warning statement
2.15.3 Operation General Warning statements Console appliances
3 Preliminary tests — Line gases
3.1 General
3.2 Preparation for testing
3.2.101 Setting up Type 1 appliances
3.2.102 Setting up Type 2 appliances
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
5.2.1 Diversion of combustion products
5.2.2 Spillage of combustion products Type 1 appliances — Spillage of combustion products Type 2 appliances — Spillage of combustion products
5.2.3 Performance with updraught, downdraught and blocked flue
5.2.5 Flue gas temperatures
5.2.7 Safety shutdown — Combustion products limits
5.2.101 Safety shutdown under negative room pressure
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 Temperatures of unguarded surfaces (Australia only)
5.5 Heat resistance of appliance
5.5.1 Resistance to temperatures Test conditions Assessment
5.6 Durability
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
5.10.4 Open flued appliances
5.11 Strength and stability
5.12 Thermal efficiency (Australia only)
5.13 Vitiation and emissions
5.13.4 CO/CO2 ratio at the manufacturer’s nominal test point pressure
5.13.101 Operation of CO safety system
5.13.102 Emissions with CO safety system inoperative
Appendix ZA
Appendix ZB
ZB.1 Determination of CO/CO2 ratio for independent surface combustion burners — Underload test
ZB.1.5 Preparation of apparatus
ZB.2 Determination of CO/CO2 ratio for any independent burner — Overload test
ZB.2.3 Apparatus
ZB.2.5 Preparation of apparatus
Appendix ZC
ZC.3 Spillage of combustion products test
ZC.3.1 Scope
ZC.3.3 Apparatus
ZC.3.5 Preparation of apparatus
ZC.4 Performance with downdraught, updraught and blocked flue test
ZC.4.1 Scope
ZC.4.5 Preparation of apparatus
ZC.4.6 Procedure
ZC.4.6.1 Open flued appliances with a draught diverter or alternative system
ZC.4.6.2 Open flued appliance without a draught diverter or similar device
ZC.5 Flue gas temperatures test
ZC.5.1 Scope
ZC.101 Spillage of combustion products test — Type 1 appliances
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 Determination of CO/CO2 ratio of combustion products under conditions of normal operation — Type 1 appliances
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
Amendment Control Sheet
Cited references in this standard
Twin wall metal flues — Gas appliances
Flue cowls — Gas appliances
Gas appliances, Part 0: General requirements
Content history
DR AS/NZS 5263.1.8:2020