Standard 2523, Edition 1
UL 2523
SUPERSEDED

Standard for Solid Fuel-Fired Hydronic Heating Appliances, Water Heaters, And Boilers

UL CSDS Proposal Published Date: July 15, 2011 Last Revision: March 16, 2018

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Summary of Topics b2523_1_20110715_sum.html

Subject 2523

Bulletin Dated: July 15, 2011

SUMMARY OF TOPICS

The following changes in requirements to the Standard for Solid Fuel-Fired Hydronic Heating Appliances, Water Heaters and Boilers, UL 2523, are being proposed for preliminary review and comment only:

1. For Preliminary Review Only: Revision of the definition of hydronic heating appliance

2. For Preliminary Review Only: Deletion of 23.10

3. For Preliminary Review Only: Clarification of 120�F (49�C) reset requirements for water heaters

Back to Standard 2523, Edition 1

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