ANSI Z21-10-3 : 2017
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
GAS-FIRED WATER HEATERS, VOLUME 3, STORAGE WATER HEATERS WITH INPUT RATINGS ABOVE 75,000 BTU PER HOUR, CIRCULATING AND INSTANTANEOUS
07-08-2021
14-05-2018
Preface
1 Scope
2 Reference publications
3 Definitions
4 Construction
5 Performance
6 Manufacturing and production tests
7 Items unique to the United States
8 Items unique to Canada
Annex A (normative) - Outline of lighting instructions for
appliances equipped with continuous pilots
Annex B (normative) - Outline of operating instructions
for appliances equipped with intermittent pilot
or interrupted pilot systems
Annex C (normative) - Outline of operating instructions
for appliances equipped with direct ignition
systems
Annex D (normative) - Optional provisions for listed gas
appliance conversion kits
Annex E (normative) - Efficiency test procedures
Annex F (informative) - Pertinent references to ANSI Y14.15
Annex G (informative) - Wire color designations
Annex H (informative) - Recommended wire color usage
Annex I (informative) - Preferred graphic symbols of
commonly used items, extracted from standard
ANSI/IEEE 315, graphic symbols for electrical
and electronics diagrams, and abbreviations
for these items
Annex J (informative) - Sample failure modes and effects
analysis for component miswiring
Annex K (informative) - Table of conversion factors
Annex L (informative) - Legibility and design of safety
information in water heater markings and manuals
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