CSA 6.6-M78 (R2021)

1.1 Scope

1.1.1

The provisions of Parts I, II, III and IV apply to newly produced gas appliance thermostats, constructed entirely of new, unused parts and materials, in which the thermal elements and thermostatic valve are an integral unit.

Compliance of a device with this standard does not imply that such device is acceptable for use on gas appliances without supplemental tests with the device applied to the particular appliance design.

1.1.2

An accessory incorporated as an integral part of a thermostat shall comply with all provisions of the applicable standards for such devices.