scope:

All safety aspects are covered when the appliance also complies with the relevant standard for the fuel-burning appliance. At the time of this publication, the relevant standards for oil fuel-burning appliances are the CSA B140 series of Standards, and the relevant Standards for gas fuel-burning appliances are as follows:

CSA Group gas appliance Standards series*:

1.X - Food processing and food refrigeration;

2.X - Gas-fired domestic and commercial heating equipment and air conditioning;

3.X - Large input commercial and industrial equipment (over 400 000 BTU/h);

4.X - Domestic and commercial water heaters and boilers;

5.X - Incineration;

6.X - Accessories;

7.X - Laundry equipment;

8.X - Hose, couplings, and assemblies;

9.X - Manual valves;

11.X - Portable type camping equipment;

12.X - Natural and propane fuelled industrial engines;

B149.1; and

B149.2.

This Standard applies to the safety of such equipment designed and constructed for installation and use in accordance with CSA C22.1, Canadian Electrical Code, Part I, and installation codes for the fuel-burning appliance.

^* For the categories classified from 1 to 12 above, the ".X" represents the number in the designation for particular CSA Group Standards in that category. For example, CSA 1.4 covers refrigerators using gas fuel.