CSA 2.33 : 2017

Preface
1 Scope
2 Reference publications
3 Definitions
4 Construction
5 Performance
6 Vented condensing gas fireplace heaters (construction)
7 Vented condensing gas fireplace heaters (performance)
8 Production and manufacturing tests
9 Items unique to the United States
10 Items unique to Canada
Annex A (normative) - Automatic intermittent pilot ignition
        systems for field installation
Annex B (normative) - Provisions for listed gas appliance
        conversion kits (optional)
Annex C (normative) - Outline of lighting instructions for
        appliances equipped with continuous pilots
Annex D (normative) - Outline of operating instructions
        for appliances equipped with intermittent pilot
        or interrupted pilot systems
Annex E (normative) - Outline of operating instructions
        for appliances equipped with direct ignition
        systems
Annex F (normative) - Delayed ignition test using a
        stoichiometric gas-air mixture for natural
        gas direct vent fireplaces
Annex G (normative) - Sample failure modes and effects
        analysis for component miswiring
Annex H (normative) - Glass temperature calculation
Annex I (normative) - Annual inspection list for determining
        safe operation of a direct vent gas fireplace
Annex J (normative) - Corrosion resistance criteria and
        test method for condensing appliances
Annex K (normative) - Recommended wire color usage
Annex L (informative) - Pertinent references to
        ANSI Y14.15
Annex M (informative) - Wire color designations
Annex N (informative) - Preferred graphic symbols of
        commonly used items, extracted from the
        Standard ANSI/IEEE 315, Graphic Symbols
        for Electrical and Electronics Diagrams, and
        abbreviations for these items
Annex O (informative) - Table of conversion factors

Pertains to newly produced vented gas fireplace heaters, hereinafter referred to as appliance(s), constructed entirely of new, unused parts and materials, and having input ratings up to and including 400,000 Btu/hr (117228 W).