UEi C20 Instruction Manual

Contents

UEi C20 Instruction Manual Manual pdf 5 page image

geNeral maiNteNaNCe• Check calibration of your instrument annually to ensure it meets original performance specifications• Keep your instrument dry. If it gets wet, wipe dry immediately. Liquids can degrade electronic circuits• Whenever practical, keep the instrument away from dust and dirt that can cause premature wear• Although your instrument is built to withstand the rigors of daily use, it can be damaged by severeimpacts. Use reasonable caution when using and storing the meter.periodiC ServiCeWARNING!Repair and service of this instrument is to be performed by qualified personnel only. Improper repairor service could result in physical degradation of the instrument. This could alter the protection from per-sonal injury this meter provides to the operator. Perform only those maintenance tasks that you are qualified todo.aNNual re-CalibratioNWhile the sensors have an expected life of more than five years in normal use it is recommended that theanalyzer is re-calibrated annually. This is so that long-term drift can be eliminated. Local regulations mayrequire more frequent re-calibration and users should check with appropriate authorities to ensurecompliance with relevant guidelines.CleaNiNgPeriodically clean your instruments case using a damp cloth. DO NOT use abrasive, flammable liquids,cleaning solvents, or strong detergents as they may damage the finish, impair safety, or affect the reliability ofthe structural components.emptyiNg & CleaNiNg the iN-liNe water trapThe in-line water trap should be checked and emptied on aregular basis. Water vapor will condense in the probe line,which may cause the water trap to fill suddenly if the probeis moved. Care should be taken at all times.Carefully un-screw the plug from the bottom of thewater-trap housing. Dispose of the condensate in a suitabledrain, care must be taken as it could be acidic. If conden-sate spills onto the skin or clothing, clean off immediatelyusing fresh water, seek medical advice if problems occur.Ensure plug is replaced before performing combustiontests. Note: CO2 reading will be low if the Water TrapPlug is not in place.ChaNgiNg the partiCle filterThis is a very important part of the analyzer and should be changed regularly. It prevents dust and dirtparticles from entering the pump and sensors that will cause damage. The filter MUST be changed when itappears discolored on the inner surface.Remove water-trap assembly from the analyzer as shownabove. Remove the filter and plastic holder from the housing.Discard the filter element but keep the holder to fit to the newfilter. Clean the inside of the filter housing with a suitable softcloth. Fit the holder onto the new filter element and then insertinto the housing. Refit the housing onto the analyzer.Hook slidesout of dockSlide outwardUnscrew plugto drain3Insert a new filter