User's Manual for CM6G - Yokogawa

iii9.4 Calibration of the Density Meter......................................................................9-410. Maintenance............................................................................................ 10-110.1 Daily Check......................................................................................................10-110.1.1 Air, Gas Differential Pressure Adjustment........................................10-110.1.2 Take Out the Water Out of the Drain Pot(Pump for Steel Mill Use).................................................................10-110.1.3 Take Out the Drain from the Air Set..................................................10-110.2 Regular Check.................................................................................................10-210.2.1 Cleaning of the Orifice Plate and Replacement of O-ring................10-210.2.2 Fulflo Filter (For Steel Mill Use)........................................................10-310.2.3 Line Filter (For Town Gas Use).........................................................10-310.2.4 Washing Bubbler or Pressure Regulating Pot.................................10-410.2.5 Dehumidifier (For Steel Mill Use).....................................................10-510.2.6 Density Meter...................................................................................10-510.3 Check at the Regular Service.........................................................................10-610.3.1 Check the Burner Flame..................................................................10-610.3.2 Zero Adjustment of the Differential Pressure Transmitter................10-710.3.3 Others...............................................................................................10-711. Troubleshooting...................................................................................... 11-111.1 Gas Sampling Pressure Regulating Section................................................ 11-111.1.1 For Town Gas Use............................................................................ 11-111.1.2 For Steel Mill Use............................................................................. 11-211.2 Air Pressure Adjustment Section.................................................................. 11-211.3 Differential Pressure Transmitter Section.................................................... 11-311.4 Signal Section.................................................................................................. 11-311.5 Computing Station.......................................................................................... 11-511.6 Other Troubleshooting.................................................................................... 11-512. Replacement Parts................................................................................. 12-112.1 Calorie Detector E7023TA...............................................................................12-112.2 Orifice Assembly E7023NA............................................................................12-312.3 Preheater E7023NG.........................................................................................12-412.4 Fulflo Filter G7043XJ.......................................................................................12-412.5 Line Filter H7800EC ........................................................................................12-512.6 Switch Box H7800HV ......................................................................................12-512.7 Probe H7800HA, H7800HB, H7800HC...........................................................12-512.8 Temperature Controller E7023RE.................................................................12-6 Principle of Measurement...................................................................................1Custmer Maintenance Parts List.........................................CMPL 11R02A01-02ERevision Information................................................................................................iIM 11R02A01-02E