CSA B140.4-04 - Oil-fired warm air furnaces (update No. 2, 2007- reaffirmed 2014)

Description

B140.4-04, Oil-fired warm air furnaces Update No. 2 July 2007 Update No. 1 February 2006 Standards Update Service Technical Committee on Oil-Burning Appliance Standards Subcommittee on Oil-Fired Warm Air Furnaces Preface Foreword 1 Scope 1.1 1.2 1.3 1.4 1.5 1.6 2 Reference publications and definitions 2.1 Reference publications 2.2 Definitions 3 General requirements 3.1 General 3.1.1 3.1.2 3.2 Oil burner 3.2.1 3.2.2 3.2.3 3.3 Electrical features 3.3.1 3.3.2 3.3.3 3.4 Methods of assembly and shipment 3.4.1 3.4.2 3.4.3 3.4.4 4 Construction 4.1 General 4.2 Combustion products 4.3 Accessibility of parts 4.3.1 4.3.2 4.3.3 4.3.4 4.3.5 4.4 Location of fuel lines and fuel components 4.5 Casings (jackets) and liners 4.5.1 4.5.2 4.5.3 4.5.4 4.5.5 4.5.6 4.5.7 4.6 Air-circulating blowers 4.6.1 4.6.2 4.7 Air filters 4.7.1 4.7.2 4.7.3 4.7.4 4.7.5 4.7.6 4.7.7 4.7.8 4.8 Lubrication 4.8.1 4.8.2 4.9 Openings into combustion chamber and flue passages 4.9.1 4.9.2 4.9.3 4.10 Flue gas passages 4.10.1 4.10.2 4.11 Vent (flue) collars 4.11.1 4.11.2 4.11.3 4.11.4 4.11.5 4.12 Draft regulators 4.12.1 4.12.2 4.13 Primary and secondary heating surfaces 4.13.1 4.13.2 4.13.3 4.13.4 4.13.5 4.13.6 4.13.7 4.13.8 4.13.9 4.14 Pressure-relief openings 4.14.1 4.14.2 4.15 Observation of the flame zone 4.15.1 4.15.2 4.16 Combustion chambers 4.16.1 Refractory material 4.16.2 Metal combustion chambers 4.16.3 Simulated life test 4.16.4 Simulated endurance test 4.17 Flue baffles and flame baffles 4.17.1 4.17.2 4.17.3 4.18 Insulating materials 4.18.1 4.18.2 4.18.3 4.18.4 4.19 Temperature limit controls 4.19.1 4.19.2 4.19.3 4.19.4 4.19.5 4.19.6 4.19.7 4.20 Horizontal furnaces and unit heaters 4.20.1 4.20.2 4.20.3 5 Marking 5.1 General 5.1.1 5.1.2 5.2 Installation clearances 5.2.1 5.2.2 5.2.3 5.3 Field-mounted burners 5.3.1 5.3.2 5.4 Blower motors 5.4.1 5.4.2 5.5 Bases for downflow furnaces 5.5.1 5.5.2 6 Instructions 6.1 General 6.1.1 6.1.2 6.2 Installation and service manual 6.3 Operating instructions and homeowner instructions 6.4 Additional homeowner instructions 7 Normal tests 7.1 General 7.1.1 7.1.2 7.1.3 7.1.4 7.1.5 7.1.6 7.2 Combustion 7.2.1 Test requirements 7.2.2 Test procedures 7.3 Rated output capacity 7.3.1 Test requirements 7.3.2 Test procedures 7.3.3 Determination of rated output capacity 7.4 Temperature limit control performance 7.4.1 Test requirements 7.4.2 Test procedures 7.5 Continuity of operation 7.5.1 Test requirements 7.5.2 Test procedures 7.6 Operating temperatures 7.6.1 Test requirements 7.6.2 Test enclosures 7.6.3 Installation methods 7.6.4 Test procedures 7.7 Motor rating - Air-circulating blowers and fans 7.7.1 Test requirements 7.7.2 Test procedures 7.8 Seepage 7.9 Flooding 7.9.1 7.9.2 7.9.3 7.10 High static pressures 7.10.1 Test requirements 7.10.2 Test procedure 8 Abnormal tests 8.1 General 8.1.1 8.1.2 8.1.3 8.2 Abnormal operation temperatures 8.2.1 8.2.2 8.2.3 8.2.4 8.2.5 8.2.6 8.2.7 8.2.8 8.2.9 8.2.10 8.2.11 8.3 Abnormal vent outlet pressures 8.3.1 8.3.2 8.3.3 8.3.4 8.3.5 9 Burner tests 9.1 Vaporizing-type burners 9.2 Atomizing-type burners 10 Oil-fired heating/cooling appliances primarily for outdoor installation 10.1 General 10.1.1 10.1.2 10.2 Construction requirements 10.2.1 General 10.2.2 Assembly 10.2.3 Accessibility 10.2.4 Combustion air and ventilation 10.2.5 Main flame observation 10.2.6 Appliance openings 10.3 Electrical equipment and wiring 10.3.1 10.3.2 10.4 Marking 10.4.1 Rating plate 10.4.2 Additional marking 10.5 Performance requirements 10.5.1 Surface temperatures 10.5.2 Optional reduced clearances 10.5.3 Simulated rain test 10.5.4 Simulated wind test 11 Plenums, test ducts, and air temperature measurement for forced-air furnaces 11.1 General 11.1.1 11.1.2 11.2 Reference figures 11.3 Details of design and application 11.3.1 11.3.2 11.3.3 11.3.4 11.3.5 11.3.6 11.3.7 11.3.8 11.3.9 11.3.10 11.3.11 11.3.12 11.3.13 11.3.14 11.3.15 12 Test enclosures and installation methods for temperature tests 12.1 General 12.1.1 12.1.2 12.2 Reference figures 12.3 Details of design and application 12.3.1 12.3.2 12.3.3 12.3.4 12.3.5 12.3.6 12.3.7 12.3.8 12.3.9 12.3.10 12.3.11 12.3.12 12.3.13 12.3.14 12.3.15