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Standard 1963, Edition 4

Standard for Refrigerant Recovery/Recycling Equipment

UL CSDS Proposal
Standard 1963, Edition 4 Edition Date: May 17, 2013
Summary of Topics b1963_4_20130517_sum.html

Subject 1963

Bulletin Dated: May 17, 2013

SUMMARY OF TOPICS

The following changes in requirements to the Standard for Refrigerant Recovery/Recycling Equipment, UL 1963, are being proposed:

1. Revisions to address the use of flammable refrigerants

2. Clarifications and updates to Section 6, Assembly requirements

3. Clarifications to Table 52.1, Tests on Nonmetallic Materials

4. Updates to Hose Assembly requirements

5. Miscellaneous updates and clarifications

6. Corrections to remove references to UL 984

7. Corrections to switches and controllers requirements

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