Title Page
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Document No.
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Audit Title
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Conducted on
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Prepared by
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Is the area surrounding the treatment plant safe and secure
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Look at main control panel in kiosk
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Is the mains power isolator on
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Is the PLC orange light on
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Are the Bt mixing blower, reactor, spare drive, loading pump A, loading pump B isolator switches on
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BT mixing blower in auto with no trip lights showing
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Reactor blower cooling fan in auto with no trip lights
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Spare drive in auto with no trip lights
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Loading pump A in auto with no trip lights
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Loading pump B in auto with no trip lights
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Reactor blower in auto with no trip lights
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Now look at the sc1000 control panel on the left of the main panel
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Is the sc1000 reading any error codes at the bottom of the screen. If yes take a picture of the error code
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Now look at the main PLC control screen on main control panel
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Is the plant in SLEEP or DWF mode
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What is the plant temperature
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What is the plant PH
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What is the plant MLSS
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What is the plant DO
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What is the balance tank level reading
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What is the reactor level reading
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Is the fault alarm showing on the screen. If yes press it and take a picture of the faults showing on the screen
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Secure kiosk
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Go to final stage tank control panel
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Is the main power isolator on
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Is the pump key switch in auto with no overload trips
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Is the high level light on
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Secure kiosk
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Are the any signs of water leaks from pipework or tanks in the STP area
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Leave and secure the gate
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