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EMSD COOLING TOWER AUDIT
Hong Kong
By John A. Herbert
Background
There are approximately 9,000 cooling towers in Hong Kong.
The EMSD Code of Practice for Water-cooled Air Conditioning Systems Part 2: Operation and Maintenance of Cooling Towers [ PDF link] requires an independent audit for Hong Kong Cooling Tower installations.
Annual independent audits of operation and maintenance records of cooling tower systems shall be carried out by an independent and competent auditor.
-- EMSD Code of Practice part 2, Jan 2007 edition, Clause 4.3.1
Annual Audit Procedure
Cooling Tower Auditor Duties
auditors to carry out the following tasks:a) Inspection on the validity of O&M manual, up-to-date water
quality records, maintenance report and log book;
b) Visual inspection of cooling tower system operating conditions;
c) Risk and operational problem identification;
d) Recommendation on remedial actions required;
e) Preparation of audit report;
f) Report and explain the conditions of the system to the system owner; and
g) Submit annual audit report to EMSD.
On-site inspection
EMSD checking Cooling Towers
EMSD conduct Legionella water sampling, and public notice for towers with excessive legionella are issued, refer to emsdwebsite:
EMSD checking Cooling Towers
http://www.emsd.gov.hk/filemanager/en/content_646/Building_List_CT_NN.pdf
Kelcroft E&M Limitedunit 18, 5/F, Hope Sea Industrial Centre
26 Lam Hing StreetKowloon Bay, Hong Kong
phone: +852 2335 9830fax: +852 2335 9862
www.kelcroft.com.hk
Kelcroft
John A. HerbertBEAM Professional, REA