Yokogawa Integral Oxygen Analyzer ZR202 - Manual (Page 14)

xiii IM 11M12A01-05E
11. Inspection and Maintenance ................................................................................... 11-1
11.1 Inspection and Maintenance of the Detector ................................................ 11-2
11.1.1 Cleaning the Calibration Gas Tube ...................................................... 11-2
11.1.2 Replacing the Sensor Assembly ........................................................... 11-3
11.1.3 Replacement of the Heater Unit ........................................................... 11-5
11.1.4 Replacement of O-ring ......................................................................... 11-7
11.1.5 Stopping and Re-starting Operation ..................................................... 11-8
11.2 Inspection and Maintenance of the Converter .............................................. 11-9
11.2.1 Replacing Fuses .................................................................................... 11-9
11.3 Replacement of Flowmeter for ZR20H Autocalibration Unit ................... 11-11
12. Troubleshooting ........................................................................................................ 12-1
12.1 Displays and Measures to Take When Errors Occur ................................... 12-1
12.1.1 What is an Error? .................................................................................. 12-1
12.1.2 Measures to Take When an Error Occurs ............................................ 12-2
12.2 Displays and Measures to Take When Alarms are Generated ..................... 12-4
12.2.1 What is an Alarm? ................................................................................ 12-4
12.2.2 Measures Taken When Alarms Occur .................................................. 12-4
12.3 Countermeasures When the Measured Value Shows Error ......................... 12-9
12.3.1 Measured Value Higher Than True Value ........................................... 12-9
12.3.2 Measured Value Lower Than True Value .......................................... 12-10
12.3.3 Measurements Sometimes Show Abnormal Values .......................... 12-11
Customer Maintenance Parts List ................................................ CMPL 11M12A01-05E
Customer Maintenance Parts List ................................................ CMPL 11M12A01-12E
Customer Maintenance Parts List .................................................... CMPL 11M3D1-01E
Revision Record ................................................................................................................... 1