Decontamination in primary care dental practices - Gov.uk
Decontamination in primary care dental practices - Gov.uk
Decontamination in primary care dental practices - Gov.uk
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13 Installation, validation, ma<strong>in</strong>tenance and test<strong>in</strong>g of washer-dis<strong>in</strong>fectors13 Installation, validation, ma<strong>in</strong>tenance andtest<strong>in</strong>g of washer-dis<strong>in</strong>fectorsMa<strong>in</strong>tenance and servic<strong>in</strong>g13.1 The washer-dis<strong>in</strong>fector should be ma<strong>in</strong>ta<strong>in</strong>ed andserviced <strong>in</strong> accordance with the manufacturer’s<strong>in</strong>structions.Validation13.2 Validation is needed for new equipment at<strong>in</strong>stallation and annually thereafter. It will also benecessary to validate equipment after any majorrepairs have been carried out. Manufacturers’guidance on validation should be followed;alternatively, the follow<strong>in</strong>g protocol is suggested.(Tests not def<strong>in</strong>ed <strong>in</strong> the referred Standards aredef<strong>in</strong>ed <strong>in</strong> Chapter 15.)Test Description Performed by ReferenceVerification of calibration The accuracy of <strong>in</strong>dicat<strong>in</strong>gand record<strong>in</strong>g <strong>in</strong>struments ischecked aga<strong>in</strong>st certificatedsource <strong>in</strong>strumentsCP(D)/service eng<strong>in</strong>eer BS EN ISO 15883:1 andBS EN ISO 15883:2Automatic control testR<strong>in</strong>se-water quality testThe values of cycle time andtemperature are noted atrelevant stages of the cycleso that a f<strong>in</strong>gerpr<strong>in</strong>t of theautomatic cycle can be made.Indicates acceptable valuesfor all critical chemical purityparametersCP(D)/service eng<strong>in</strong>eerCP(D)/service eng<strong>in</strong>eerBS EN ISO 15883:1 andBS EN ISO 15883:2BS EN ISO 15883:1 andBS EN ISO 15883:2Pipework Ensures free-flow<strong>in</strong>g dra<strong>in</strong>age CP(D)/service eng<strong>in</strong>eer BS EN ISO 15883:1 andBS EN ISO 15883:2Doors and door <strong>in</strong>terlocksFluid emissionDetergent dos<strong>in</strong>g testClean<strong>in</strong>g efficacy testThermometric testLoad carriersConfirms safety to operatorand exposure to completecycle onlyConfirms door-sealprevents contam<strong>in</strong>ation tosurround<strong>in</strong>gsConfirms repeatable detergentadditionUs<strong>in</strong>g an artificial soil to cleana worst-case load, chamberwalls and load carriersto confirm the exposureto clean<strong>in</strong>g parameters issufficient to remove soilThermocouples are attachedto worst-case load, chamberwalls and load carriers toconfirm that dis<strong>in</strong>fectionparameters are acceptableConfirms mechanicalalignment of all load carriersCP(D)/service eng<strong>in</strong>eerCP(D)/service eng<strong>in</strong>eerCP(D)/service eng<strong>in</strong>eerCP(D)/service eng<strong>in</strong>eerCP(D)/service eng<strong>in</strong>eerCP(D)/service eng<strong>in</strong>eerBS EN ISO 15883:1 andBS EN ISO 15883:2BS EN ISO 15883:1 andBS EN ISO 15883:2BS EN ISO 15883:1 andBS EN ISO 15883:2BS EN ISO 15883:1 andBS EN ISO 15883:2BS EN ISO 15883:1 andBS EN ISO 15883:2BS EN ISO 15883:1 andBS EN ISO 15883:257
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