INT 1000 - INTERNAL

• Audit Title

• Customer/Client

• Site Name

• Site Number

• Conducted on

  Date

• Prepared by

• Location
  Address

TOWER / SYSTEM INFORMATION

• System Name?

• Are all towers clearly identified and labelled?

  Yes

  No

  N/A

• System volume (kL) - estimated or calculate, refer to maintenance manual.

• Comments and actions required.

MAINTENANCE AND OPERATIONS MANUALS

• Are CURRENT MSDS for each product on site located in the maintenance manual?

  Yes

  No

  N/A

• Are current SMWS located in the maintenance manual?

  Yes

  No

  N/A

• Are all cooling tower cleaning and service reports on site?

  Yes

  No

  N/A

• Is the service register/log sheet up to date?

  Yes

  No

  N/A

• Does the customer / site have a specific log book requirement?

  Yes

  No

  N/A

• Is the maintenance manual suitably located?

  Yes

  No

  N/A

• Is there a weather proof cabinet for the maintenance manual?

  Yes

  No

  N/A

• Are the past 12 months micro laboratory test certificates in the manual?

  Yes

  No

  N/A

• Is the contact information in the manual current and correct?

  Yes

  No

  N/A

• Update information:

• Are the test results for the last three months within range?

  Yes

  No

  N/A

• Has the technician made the correct adjustments?

  Yes

  No

  N/A

• Comments?

• Comments on manuals and improvements proposed?

STAGNANT WATER RISK

• Are there any dead legs in the system?

  Yes

  No

  N/A

• Take photographs of the dead legs in the system.

  Media

OHS REQUIREMENTS

• Is the electrical switch board clearly labelled to enable the plant to be safely shut down?

  Yes

  No

  N/A

• Is there a chemical spill kit available near the chemical storage area?

  Yes

  No

  N/A

• Is there an emergency eye washing facility in close proximity(<5m) to the chemical dosing systems?

  Yes

  No

  N/A

• Are PPE and hazard signs installed?

  Yes

  No

  N/A

• Are all chemicals appropriately bunded?

  Yes

  No

  N/A

• Are all chemical drums and bundling correctly labelled?

  Yes

  No

  N/A

TOWER CLEANING

• Is a detailed shut down and start up procedure available on site?

  Yes

  No

  N/A

• Is there safe access to the cooling tower for cleaning?

  Yes

  No

  N/A

• Is there safe access to the top of the tower?

  Yes

  No

  N/A

• Why is it unsafe?

• From visual inspection, are the drift eliminators in good condition?

  Yes

  No

  Unable to inspect

• Are there any water leaks evident from the tower?

  Yes

  No

  N/A

• Describe leaks?

• Describe the general cleanliness of the CT internal surfaces?

• Describe general condition of the tower internals?

• Is the water distribution through the cooling tower balanced?

  Yes

  No

  N/A

• Describe general condition and cleanliness of the cooling tower and components?

DOSING EQUIPMENT

• Equipment make?(Aquarius, Advantage, Digi etc)

  Select Digichem Advantage Aquarius Hoffman LMI Prominent

  • Digichem
  • Advantage
  • Aquarius
  • Hoffman
  • LMI
  • Prominent

• Dosing controller model?(Digi AB, Digichem 2, Aquagard, Megatron SS etc)

  Select Digi AB Digi 2 AT522 Aquagard Megatron SS CTH1

  • Digi AB
  • Digi 2
  • AT522
  • Aquagard
  • Megatron SS
  • CTH1

• CHECK OPERATION OF ALL EQUIPMENT AND REPORT BELOW.

• Biocides A pump tested, all operational?

  Yes

  No

  N/A

• Biocide B pump tested and operational?

  Yes

  No

  N/A

• Inhibitor dosing pump tested and operational?

  Yes

  No

  N/A

• Bromine tablet solenoid valve tested and operational?

  Yes

  No

  N/A

• Conductivity controller and solenoid tested and operational?

  Yes

  No

  N/A

• Is there a stand alone circulation pump installed for the dosing controller?

  Yes

  No

  N/A

• Circulation pump checked and operational?

  Yes

  No

  N/A

• Is the tower fitted with a side steam filter?

  Yes

  No

  N/A

• Record type of filter?

  Bag filter

  Screen Filter

  Sand Filter

  Cartridge Filter

  Spin Filter

• Does the system have a dedicated sample point?

  Yes

  No

  N/A

• Is the sample point clearly identified or labelled?

  Yes

  No

  N/A

DOSING EQUIPMENT SETTING

• Conductivity set point?

• Conductivity reading today?

• ORP set point

• ORP reading today?

• Inhibitor dosing pump and controller settings?

• Biocides A (Primary) pump and timer settings?

• Biocides B (secondary) pump and timer settings?

• Does the system have a dispersant pump?

  Yes

  No

  N/A

• Dispersant pump and control settings?

• Dispersant product in use?

  D 700

  D 770

  D 400

  D 370

• Pre bleed settings?

• Bleed lockout settings?

• Comments and recommendations?

END OF REPORT, SIGNATURES

• Signature:

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