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18、tely . Use of this documentconstitut es your acceptance of the terms and conditions of this Legal Notice.Revision HistoryANSI Z21.86-2016 CSA 2.32-2016, Vented gas-fired space heatingappliancesRevision from previous edition Revision symbol (inmargin)Clauses 1.1 , 1.6 , 3, 4.8.1 , 4.10.9 , 4.11.1 , 4
19、.11.14 , 4.11.15 ,4.11.18 , 4.26.1 , 4.27.2 , 4.27.3 , 5.1.1 , 5.1.3 , 5.1.6 , 5.2 , 5.3.3 , 5.4 ,5.5.1 , 5.6.1 , 5.9.2 , 5.10.1 , 5.20 , 5.22 , 7.7.1 , 7.9.2 , 7.12.1 , 7.13 ,7.14.1 , 7.15.1 , 7.16 , 8.1.1 , 8.4.4 , 8.5 , 8.11 , 8.14.2 , 8.18.1 ,8.18.2 , 8.19.1 , 8.19.9 , 9.1.1 , 9.2.2 , 9.11 , 11.
20、9 , 11.10.1 , 11.11.1 ,11.12 , 12.17.5 , 13.10.1 , 13.11.1 , 13.12 , 14, 15, 17.1.1 , 17.1.4 ,18.5.4 , and H.2.1Annexes L and QTables 3, 5, and 17Figures 3, 4, 5, L.1 , L.2 , L.3 , L.4 , L.5 , L.6 , Q.1 , and Q.2Standards Update ServiceANSI Z21.86-2016 CSA 2.32-2016January 2017Title: Vented gas-fire
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38、 Standards Association and CSA America Inc., operating as “CSA Group”American National Standards Institute, Inc.Interprovincial Gas Advisory CouncilApproved on December 21, 2016 by ANSIApproved on November 21, 2016 by IGACEffective in Canada February 1, 2019Vented gas-fired space heatingappliancesAN
39、SI Z21.86-2016 CSA 2.32-2016ANSI Z21.86-2016 CSA 2.32-2016Vented gas-fired space heating appliancesJanuary 20171ContentsInt erpro vincial Gas Advisory Council 7Z21/83 Technical Committ ee on Performance and Inst allation of Gas Burning Appliances and Relat edAccessories 9CSA Technical Committ ee on
40、Gas Appliances and Relate d Accessories 13Z21/CSA Joint Technical Subcommitt ee on Standards for Vent ed Gas-Fired Warm Air Heater s 15Preface 181 Scope 212 Reference publications 233 Definitions 264 Cons truction 404.1 General construc tion 404.2 Assembly 404.3 Accessibility 414.4 Combus tion air a
41、nd ventilation 424.5 Main burner s 424.6 Primary air adjust ment means 444.7 Orifice spuds and orifice fit tings 454.8 Automatic gas ignition s ys tems 454.9 Flame spreaders 474.10 Appliance main gas valves 484.11 Gas supply lines 494.12 Bleeds and vents 524.13 Thermos tats 534.14 Automatic valves 5
42、34.15 Gas appliance pressure regulator s 544.16 Adjus tment of minimum input rating 544.17 Pilot gas filt ers 544.18 Fan and limit controls 554.19 Joints in heating surfaces 554.20 Vent ed gas-fired space heating appliance openings 574.21 Electrical equipment and wiring 574.22 Motor s and blower s 5
43、74.23 Air filter s 574.24 Cooling section of vented gas-fired space heating appliances with cooling units 584.25 Heating elements located downst ream fro m refrigeration coils 584.26 Ins tructions 584.27 Markings 645 Performance 71ANSI Z21.86-2016 CSA 2.32-2016Vented gas-fired space heating applianc
44、esJanuary 201725.1 General 715.2 Tes t gases 725.3 Tes t pressures and burner adjust ments 735.4 Cat egory deter mination 745.5 Burner operating charact erist ics 795.6 Pilot operating charact erist ics 805.7 Pilot burners and safety shut -off devices 815.8 Direct ignition sy st ems 865.9 Main burne
45、r and flame spreader tempe ratures 885.10 Pr oved ignit er sy st ems 895.11 Non-load-bearing flue gas baffle temperatures 925.12 Filt er s 935.13 Appliance main gas valves 955.14 Gas appliance pressure regulator s 955.15 Automatic valves 955.16 Safety circuit analysis 955.17 Manifold and contr ol as
46、sembly capacity 965.18 Cooling section of appliances with cooling units 965.19 Heating elements located downst ream fro m refrigeration coils 965.20 Loose burner mat erial 975.21 Marking mater ial adhesion and legibility 975.22 Allowable vent pipe, heating element, and load-bearing flue gas baffle t
47、 emperatures 986 Vent ed r oom heat er s cons truction 1006.1 Scope 1006.2 General construc tion and assembly 1016.3 Mat erials 1026.4 Primary air adjust ment means 1036.5 Orifice spuds and orifice fit tings 1036.6 Automatic gas ignition s ys tems 1046.7 Appliance main gas valves 1046.8 Gas applianc
48、e pressure regulator s 1046.9 Fan and limit controls 1046.10 Venting 1046.11 Flue collar s and flue outlets 1056.12 Draft hoods 1066.13 Electrical equipment and wiring 1066.14 Ins tructions 1066.15 Markings 1077 Vent ed r oom heat er s performance 1097.1 General 1097.2 Combus tion 1107.3 Burner oper
49、ating charact erist ics 1117.4 Pilot operating charact erist ics 1117.5 Automatic gas ignition s ys tems 1127.6 Temperature at discharge air opening 1137.7 Wall, floor , and ceiling tempe ratures 1147.8 Flue gas tempe rature 118ANSI Z21.86-2016 CSA 2.32-2016Vented gas-fired space heating appliancesJanuary 201737.9 Surface tem peratures 1197.10 Evaluation of clothing ignition potenti al 1227.11 Combus tion chamber relief 1237.12 Venting 1247.13 Vent safety shut -off s ys tems 1257.14 Draft hoods 1267.15 Draft tes ts for appliances not equipped with draft hoods 12
