Advisethecustomerofthenecessityofinformingtheelectricityproviderwithregardtobillingandpayback.SeetheUsersOperatinginstructionssection13.3.
NOTE:Seealsowww.baxi.co.uk/products/getfitwithbaxiecogen
page57
13.0Servicing
13.1General
1.Forreasonsofsafetyandeconomy,itisrecommendedthattheapplianceisservicedannually.Servicingmustbeperformedbyacompetentpersoninaccordancewith
BS79674:2007.
2.Afterservicing,completetherelevantServiceIntervalRecordsectionoftheBenchmarkCommissioningChecklistattherearofthispublication.
NOTE:ServiceandmaintenanceengineersmusthaveundergoneBaxiEcogenTrainingandbeenapprovedtoservicethisappliance.
3.Beforeelectricallyisolatingtheappliance:removealldemandsforheatandensuretheenginehasdisconnectedfromthegrid.(Power=0kW)Thiswillprotecttheengine
fromthestressesproducedbydisconnectingduringelectricitygeneration.
IMPORTANT:
Duringroutineservicing,andafteranymaintenanceorchange
ofpartofthecombustioncircuit,thefollowingmustbechecked:
Theintegrityofthecompletefluesystemandtheflueseals.
TheintegrityoftheboilercombustioncircuitandrelevantsealsasdescribedinSection14.14.
TheoperationalgasinletpressureasdescribedinSection11.5andthegasrateasdescribedin11.3.8.
Thecombustionperformanceasdescribedin'ChecktheCombustionPerformance'(15.1).
4.CompetencetocarryoutCheckingCombustionPerformance
B.S.6798'SpecificationforInstallation&MaintenanceofGasFiredBoilersnotexceeding70kW'advisesthat:
Thepersoncarryingoutacombustionmeasurementshouldhavebeenassessedascompetentintheuseofafluegasanalyserandtheinterpretationoftheresults.
ThefluegasanalyserusedshouldbeonemeetingtherequirementsofBS7927orBSEN503793andbecalibratedinaccordancewiththeanalysermanufacturers'
requirements.
CompetencecanbedemonstratedbysatisfactorycompletionoftheCPA1ACSassessment,whichcoverstheuseofelectronicportablecombustiongasanalysersin
accordancewithBS7967,Parts1to4.
NOTE:Itisnotpossibletoundertakeanyservicingoftheengineanditsburnerandassuchitshouldberegardedasasealedunit.
Whenperformingcombustioncheckseachburnermustberunindependently,seesection15.0CombustionChecks.
Fig.50
13.2Powergeneration
1.EnsurethesystemiscoldandusethechimneysweepmodetoforcetheEngineburnertomaximumrateseesection15.1.
2.UsetheTHINKControllertoobservethepowergenerated.
3.MonitortheheadtemperatureandthepowerviatheIthinkcontrollerseesection13.3safetynote.
4.Thepowershouldbebetween800to1000Wwithin10minutesoftheengineburnerstartingtheheadtemperatureshouldbebetween450500degC.
5.IfthepowerlevelislowwhentheheadhasreachedtemperaturetheengineisnotproducingpowercorrectlyseesectionQforfaultfindingontheengine.