Dec. 12, 2013: ACCA Quality Maintenance Standard Is Updated

Standard Covers Maintenance of Residential HVAC Systems

ARLINGTON, Va. — The Air Conditioning Contractors of America (ACCA) announced that it has updated its ANSI/ACCA 4 QM – 2013 Standard (Maintenance of Residential HVAC Systems). The QM standard is available as a free, downloadable PDF atwww.acca.org/quality. The updated standard is also available in print form from the ACCA bookstore at

www.acca.org/store.

The QM standard was updated in 2013 in order to reflect current industry-recognized basic maintenance inspection tasks, along with the corresponding recommended corrective actions. A new checklist for steam distribution systems and a new informative appendix on equipment capacity were added, guidance is now provided specifically for inverter-driven equipment, additions made to the definitions, and updates made to the bibliography.

For more information on the updated QM standard, visitwww.acca.org/quality.

For more information on ACCA, visit www.acca.org.

Publication date: 12/9/2013

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