AS NZS 5263.1.8:2021 Gas appliances Part 1.8: Decorative effect gas appliances.
flame condition that results in spitting, sputtering, lifting or floating flames, lighting back, extinction, yellow tipping causing carbon deposition, carbon deposition or objectionable odour and undue noise
Note 1 to entry: If the length of the yelLow tipping is less than 20 % of the total length of the flame on visual inspection it is not considered to be “appreciable” yellow tipping.
Note 2 to entry: In appliances designed specifically for a luminous or visual effect, limited carbon deposition within the appliance, yellow tipping and limited lifting or floating flames are not considered abnormal.
CO safety system
system that causes the gas supply to be shut off before the carbon monoxide in the ambient air exceeds a specified concentration and before the oxygen in the ambient air falls below a specified concentration
appliance designed to be mounted on or against a wall and not built into a fireplace or cavity
decorative effect gas appliance
gas appliance that simulates a solid fuel fire or uses a flame effect and whose primary function lies in the aesthetic effect of the gas flames
Note 1 to entry: Appliances that simulate a solid fuel fire or flame effect, where the primary function is to heat the space in which the appliance is installed, are considered to be space heating appliances (see Clause 1.1 Note 1).
Type 1 appliance
decorative effect gas appliance without an enclosure and designed to be installed in an existing fireplace with a chimney, which vents the flue gases outside the building
Type 2 appliance
decorative effect gas appliance with an enclosure, for connection to a flue that vents the flue gases outside the building
1.4 Test methods
The modified and new test methods applicable for this Standard are located in the following appendices; apart from these, the test methods of AS/NZS 5263.0 apply.
Appendix ZA — Preliminary test methods (applicable for Section 3)
There are no modifications or new methods for this Standard. Preliminary test methods from
AS/NZS 5263.0 apply as set out in Section 3.
Appendix ZB — Limiting conditions test methods (applicable for Section 4)
ZB.1 Determination of CO/CO2 ratio for independent surface combustion burners — Underload test ZB.2 Determination of CO/CO2 ratio for any independent burner — Overload test.AS NZS 5263.1.8 pdf download.