17Sampling, testing and inspection

#### 17 Sampling, testing and inspection 17 Sampling, testing and inspection > > (1) Samples of water must be taken from a cooling water system— > > > > > (a) at least once a month, and > > > > > (b) in accordance with AS/NZS 3666.3:2011, and > > > > > (c) by a duly qualified person. > > > (2) Samples taken in accordance with this section must be tested for *Legionella* and heterotrophic colony count in accordance with AS/NZS 3666.3:2011. > > > (3) A cooling water system must be inspected and a chemical analysis of the cooling water system must be carried out— > > > > > (a) at least once a month, and > > > > > (b) in accordance with AS/NZS 3666.3:2011, and > > > > > (c) by a duly qualified person. > > > (4) A report prepared by a duly qualified person, in relation to the testing, inspection and chemical analysis required by this section must be— > > > > > (a) prepared in accordance with AS/NZS 3666.3:2011, and > > > > > (b) provided to the occupier at least once a month, and > > > > > (c) in the approved form.