Manuals / Bacharach / Household Appliance / Carbon Monoxide Alarm

Bacharach 24-9351 manual 7.0TROUBLESHOOTING, 7.1Analyzer Repair

Models: 24-9351

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PCA	Troubleshooting

7.0TROUBLESHOOTING

7.1Analyzer Repair

It is recommended that field repair of the PCA be limited to:

•Simple checks of the printed circuit boards

•Replacing the Probe Assembly

•Replacing the filter element in the Water Trap / Filter Assembly

•Replacing the Particulate Filter

•Replacing the Pump Assembly

•Replacing Sensors and Sensor Filters

•Replacing Batteries

All other repairs should be performed by an authorized Bacharach Ser- vice Center. Any repairs performed by an unauthorized service organiza- tion will void the analyzer’s warranty and release Bacharach, Inc. of any implied or written product liability.

Before returning your analyzer for repair, you may be able to determine and resolve a problem using the Troubleshooting Guide in Section 7.3.

Instruction 24-9351

7-1

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Bacharach 24-9351 manual 7.0TROUBLESHOOTING, 7.1Analyzer Repair

Contents

Portable Combustion Analyzer PCA Operation & MaintenanceINSTRUCTION Rev. 11 – MayWARRANTY Register Your Warranty by VisitingInstruction NoticeContents CALIBRATION 1.1The Portable Combustion Analyzer 1.0INTRODUCTIONFigure 1-1.PCA 1.2 Displayed Data PCA 10 & 1.3 Sensor ConfigurationsPCA 15 & 45 with Draft PCA 20 & 50 with Carbon Monoxide MeasurementPCA 35 & 65 with Draft, CO & NX Advanced PCA Model FeaturesPrintout Capability The PCA Directly Measures and Displays 2.0 TECHNICAL CHARACTERISTICSThe PCA Computes and Displays Standard Fuels** Available forPerformance Normal Operating ConditionsFront Panel Controls Dimensions Power RequirementsWeight DisplayEquations Agency Approvals3.2 Power 3.0SETTING UP THE PCAFigure 3-1.Battery Replacement 3.1Scope3.2.2 Using the Optional Power Supply 3.3 Connecting the ProbeSetup Figure 3-2.Connecting the Probe to the AnalyzerInstruction Function 3.4 Configuring the PCAParameters To Change4.1Key Pad Functions 4.0OPERATIONFigure 4-1.Sampling Hole Location 4.2 Sampling Hole Location4.3.1Analyzer Turn On and Warm Up 4.3 Combustion Test10minutes Figure 4-2.Installing the Probe 4.3.2 Installing Probe in the Stack4.3.4 Ending a Combustion Test 4.3.3 Performing a Combustion TestTurn off the analyzer by pressing the key PURGING CO SENSORDRAFT 4.4 Differential Pressure Measurement– 2.25 MB HOT SPOTBACHARACH, INC PCA WARMUP yy 4.5 Warmup ScreenFront Panel Key Functions BACHARACH, INC. PCA WARMUP 0 z 4.6 Sensor Status ScreenFront Panel Key Functions PCA models 10–25, 40–55 Combustion Test ScreenPCA models 30, 35, 60, & Xs XXXX appear in the display«NATGAS 4.8 Fuel Selection ScreenFUEL KOKSFront Panel Key Functions 4.9 Draft Screens‘Standard’ PCA Screen 4.10 Memory Directory ScreenMEMORY DIRECTORY «M8 28.7.97 15:45 M9 MEMORY EMPTY CLEAR MEMORY4.11 Memory to PC Screen Figure 4-4.Connecting the Serial Data CableFor ‘Advanced’ PCA Models 40, 45, 50, 55, 60 & MEMORY TO PC «TRANSMIT DATA CLEAR MEMORYFront Panel Key Functions CLEAR MEMORYField TABLE 4-1. COMMA-DELIMITEDFIELDSData Name or Value Label in ColumnSETUP «ID #1 ID #2 ID #3 4.12 ID Setup ScreensSETUP ID #1 « “spaceABCDEFGHIJKLMNOPQRSTUVWXYZüäöß0123456789”– Increment character – Decrement character SETUP TEMPERATURE UNIT «C F 4.13 Temperature Setup ScreenFront Panel Key Functions SETUP DRAFT UNIT «MB PA WC 4.14 Draft Unit Setup ScreenFront Panel Key Functions SETUP LANGUAGE DAN NED DEU SVE «ENG FIN 4.15 Language Setup ScreenSETUP LANGUAGE DEU FRA «ENG ITA ESP POL Front Panel Key FunctionsSETUP DISPLAY «CO NX CU NU 4.16 Display Mode Setup ScreenFor PCA Models 30, 35, 60 & Front Panel Key FunctionsSETUP «TIME 15:45:06 DATE 4.17 Time/Date Setup ScreenFront Panel Key Functions SETUP «IR - HP PRINTER IR - IRDA RS232 4.18 Printer Setup ScreenFront Panel Key Functions MAINTENANCE «PASSWORD 4.19 Maintenance Password ScreenFront Panel Key Functions MAINTENANCE «CALIBRATION USER NAME 4.20 Maintenance ScreenFront Panel Key Functions USER NAME «LINE 1 LINE 2 LINE 4.21 User Name ScreensUSER NAME LINE « “spaceABCDEFGHIJKLMNOPQRSTUVWXYZüäöß0123456789”20.0 4.22 Saving Test DataDRAFT DRAFT – 0.25 MB HOT SPOT 190 C P «S 4.23 Printing Test Data When using an infrared printer12 HLD DRAFT –RS-232Connector When using a serial printerSerialDataCable PartNo.24-1073 Figure 4-7.Reset Button 4.25 Resetting the Microprocessor4.24 Clear Memory Screen CLEAR MEMORY C «EOperation NOTESInstruction 5.1 Sensor Check 5.0 CALIBRATION5.2 Calibration Fixtures ProcedureMaterial Required Figure 5-1.Calibration Fixtures«TA-ZEROCALIBRATE TA-SPANNX TL-ZEROCO 5.3 Calibrate Menu ScreenTL-SPANDRAFT Front Panel Key FunctionsCALIBRATE TA-ZERO MEASURED 3.0C APPLIED 0000.0C 5.4 Calibrate TA-ZeroProcedure Material RequiredCALIBRATE TA-SPAN MEASURED 295.0C APPLIED 0300.0C 5.5 Calibrate TA-SpanProcedure Material RequiredCALIBRATE TL-ZERO MEASURED 3.0C APPLIED 0000.0C 5.6 Calibrate TL-ZeroProcedure Material RequiredCALIBRATE TL-SPAN MEASURED 102.0C APPLIED 0100.0C 5.7 Calibrate TL-SpanProcedure Material Required5.8 Calibrate NX Using 100 ppm Nitric Oxide Calibration GasTypical Calibrate NX Screen During Calibration CALIBRATE NXFor PCA Models 20, 25, 30, 35, 50, 55, 60 & 5.9 Calibrate COCALIBRATE CO 0500CO-VALUEXXXX ENTER CO-VALUE TEST GAS CO/H2CALIBRATE H2 1050For PCA Models 15, 25, 35, 45, 55 & 5.10 Calibrate DraftCALIBRATE 9.00Calibration NOTESInstruction 6.1Routine Maintenance 6.0MAINTENANCEFigure 6-1.Disassembling the Analyzer 6.2 DisassemblyMaintenance Figure 6-2.Rear View of the PCB and SensorsInstruction Equipment Required 6.3 Cleaning the ProbeProcedure Figure 6-3.Water Trap/Filter Assembly 6.4 Water Trap/Filter Assembly MaintenanceDrain the water condensate after every use ProcedureProcedure 6.5 Replacing the Particulate FilterEquipment Required Procedure 6.6 Replacing the Oxygen SensorEquipment Required 6.7.1 Replacing the Nitric Oxide Sensor Filter 6.7 Replacing the Nitric Oxide SensorProcedure ProcedureEquipment Required ProcedureBias removed for Stabilization timeProcedure 6.8 Replacing the Carbon Monoxide SensorFor PCA Models 20, 25, 30, 35, 50, 55, 60 & Equipment RequiredProcedure 6.8.1 Replacing the Carbon Monoxide Sensor FilterMaintenance InstructionProcedure 6.9 Replacing the Pump AssemblyEquipment Required 7.1Analyzer Repair 7.0TROUBLESHOOTING7.2 Error Codes TABLE 7-1.TROUBLESHOOTING GUIDE 7.3 Troubleshooting GuideFault O2-SENSORERROR code apFault TABLE 7-1.TROUBLESHOOTING GUIDE ContNX-SENSORERROR code ap CO-SENSORERROR code ap“- - - -”appears in one or more value Backlight won’t turn on 8.1Replacement Parts 8.0PARTS & SERVICESTANDARD ACCESSORIES 8.2 AccessoriesOPTIONAL ACCESSORIES Description2 1 3 Figure 8-1.Replacement PartsParts & Service InstructionParts & Service Figure 8-2.Replacement Parts23 24 21 14 15 10 12 13 22Parts & Service Figure 8-3.Replacement Parts20 18 InstructionSales/ServiceCenter - Denmark 8.3 Sales/Service CentersParts & Service UnitedStates CaliforniaAppendix A APPENDIX A Display Screen TranslationsInstruction German EnglishDanish FrenchDutch PolishSwedish FinnishGerman EnglishDanish FrenchPolish ItalianDutch SwedishGerman EnglishDanish FrenchItalian PolishDutch SwedishGerman EnglishDanish FrenchItalian PolishDutch SwedishAppendix A NOTESA-10 InstructionEnglish APPENDIX B – Printout TranslationsGerman DanishSpanish FrenchPolish Draft OnlyDutch ItalianSwedish Combustion Test DataCombustion Test Data Finnish FINDraft Only Appendix BInstruction 621 Hunt Valley Circle, New Kensington, PA World HeadquartersPrinted in U.S.A