CSA B140.7-05 - Oil-burning equipment: Steam and hot-water boilers (reaffirmed 2014)

B140.7-05 Oil-burning equipment: Steam and hot-water boilers Standards Update Service Technical Committee on Oil-Burning Appliance Standards Subcommittee on Steam and Hot-Water Boilers Preface Foreword 1 Scope 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 1.10 2 Reference publications and definitions 2.1 Reference publications 2.2 Definitions 3 General requirements 3.1 Oil-burning equipment 3.2 Oil burners 3.2.1 3.2.2 3.2.3 3.2.4 3.3 Electrical equipment 3.4 Controls 3.4.1 3.4.2 3.4.3 3.5 Methods of assembly and shipment 3.5.1 3.5.2 3.5.3 3.6 Boilers for heating swimming pool water 4 Construction 4.1 General 4.1.1 4.1.2 4.1.3 4.2 Accessibility of parts 4.2.1 4.2.2 4.2.3 4.3 Location of fuel lines and fuel components 4.4 Casing or jackets (where supplied) 4.4.1 4.4.2 4.4.3 4.5 Lubrication 4.5.1 4.5.2 4.6 Flue-gas passages and vent (flue) collars 4.6.1 Boilers with an oil input of less than 11.5 L/h (3 USGPH) 4.6.2 Boilers with an oil input of 11.5 L/h (3 USGPH) or more and high-pressure boilers 4.7 Draft regulators 4.7.1 4.7.2 4.8 Primary and secondary heating surfaces 4.9 Observation of the flame zone 4.9.1 4.9.2 4.10 Refractory materials 4.10.1 4.10.2 4.11 Metal combustion chambers 4.11.1 4.11.2 4.11.3 4.12 Simulated life test 4.13 Simulated endurance test 4.14 Flue baffles and flame baffles 4.14.1 4.14.2 4.15 Insulating materials 4.15.1 4.15.2 4.15.3 4.16 Controls and fittings 4.16.1 General 4.16.2 Primary safety controls 4.16.3 Safety limit and operating controls 4.16.4 Burners 4.16.5 Safety low-water cut-off 4.16.6 Control circuits of safety controls 4.16.7 Safety and relief valves 4.16.8 Miscellaneous fittings 4.16.9 Additional requirements for boilers with an oil input of 11.5 L/h (3 USGPH) or more 4.16.10 Low-fire start 4.16.11 Pilot burners 4.16.12 Main burners 4.16.13 Explosion-relief doors 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 6 Instructions 6.1 General 6.1.1 6.1.2 6.2 Installation instructions 6.3 Operating instructions and homeowner or operator instructions 6.4 Service instructions 6.5 Additional homeowner instructions 7 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 Gross output 7.3.1 Test requirements 7.3.2 Test procedures 7.3.3 Determination of gross output 7.4 Safety limit control performance 7.4.1 Test requirements 7.4.2 Test procedures 7.5 Safety low-water cut-off control performance 7.5.1 Test requirements 7.5.2 Test procedure 7.6 Maximum operation temperatures 7.6.1 Test requirements 7.6.2 Test requirements for boilers with an oil input of less than 11.5 L/h (3 USGPH) 7.6.3 Test procedures 7.7 Other control tests 7.7.1 7.7.2 7.8 Voltage 7.9 Flooded-pot burn-off (vaporizing burners) 7.9.1 7.9.2 7.9.3 7.10 Light-off 7.11 Seepage 7.12 Power failure 7.13 Vaporizing burners 7.14 Atomizing and wall-flame burners 7.15 Proof test for steel boilers 7.16 Bursting test for cast iron boilers Annex A (informative) Test enclosures Annex B (informative) Marking translations