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7.0 Troubleshooting
Warning!
High voltage present! Only qualified personnel should do troubleshooting!
If the CCR has tripped because of input voltage, frequency or temperature failure it is possible that it starts automatically when
the mains returns to accepted values!
Remember to check the fault indication and the fault log before troubleshooting.
7.1 CCR Does Not Start
Check / observe
Probable cause / corrective action
Man.ref
Ok led off on the power unit
Check main switch position.
Check mains values
Check fuses
Check supply transformer T2
1.3.2 Power circuit
Check / replace the power unit
1.3.5 Control unit
LCD display shows no main menu and display
backlight is not on after start-up.
Check DC voltages from A1 motherboard connector X7-3
(+5V) X7-4 (+12V) X7-5 (-12V) X7-6 (GND)
Replace power unit (if no power).
Replace LCD unit (if power ok).
LCD display shows no main menu and display
backlight is on after start-up.
Check display contrast. If not enough, remove four screws
that hold the LCD display in place. Adjust from Ccal
trimmer, until display visible.
Replace LCD unit (if contrast not visible).
Replace MCU unit (if contrast visible).
2.6.11 LCD contrast setting
After change of MCU control unit or LCD display
unit LCD display appears shifted.
Press F1 and F5 simultaneously for 5 seconds.
Replace MCU control unit (if shift does not go away)
U1 –A or U1 +A on display
Check mains voltage level
Check U1 calibration
2.4.2 Input voltage U1
calibration
Check U1 nom setting
2.5.4 Input voltage
protection and 2.6.7
Hardware system settings
Check sync transformer
Freq. A- or Freq. A+ on display
Check mains frequency level
Check f1 nom setting
2.5.5 Input frequency and
temperature setting and
2.6.7 Hardware system
settings
Check sync transformer
Temp A1 on display
Check the temperature value from View / E/T.
2.5.5 Input frequency and
temperature setting
Check that ventilation is not blocked.
1.3.1 General
Check temperature sensor on the thyristor cooling element.
E fault A or B on display * only if maintenance
switch function is used.
Check if Earth fault maintenance switch is on and earth
fault level B is reached. If no real earth fault exists check
earth fault calibration and set levels.
2.1 Control functions,
2.4.4 Earth fault calibration,
2.6.3 Earth fault setting
UM_IDM-8000, Rev. 1.7, 2021/05/06
61
Copyright
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ADB Safegate, All Rights Reserved
Summary of Contents for IDM 8000
Page 1: ...IDM 8000 CCR User Manual UM_IDM 8000 Rev 1 7 2021 05 06 ...
Page 2: ......
Page 8: ...IDM 8000 TABLE OF CONTENTS viii Copyright ADB Safegate All Rights Reserved ...
Page 10: ...IDM 8000 List of Figures x Copyright ADB Safegate All Rights Reserved ...
Page 12: ...IDM 8000 List of Tables xii Copyright ADB Safegate All Rights Reserved ...
Page 18: ...IDM 8000 Safety 6 Copyright ADB Safegate All Rights Reserved ...
Page 20: ...IDM 8000 About this Manual 8 Copyright ADB Safegate All Rights Reserved ...
Page 76: ...IDM 8000 Troubleshooting 64 Copyright ADB Safegate All Rights Reserved ...
Page 104: ...IDM 8000 Appendix J Spare part list 92 Copyright ADB Safegate All Rights Reserved ...
Page 106: ...IDM 8000 Appendix K Components of electronics 94 Copyright ADB Safegate All Rights Reserved ...
Page 113: ...UM_IDM 8000 Rev 1 7 2021 05 06 101 Copyright ADB Safegate All Rights Reserved ...
Page 114: ...IDM 8000 Appendix M Output Terminals 102 Copyright ADB Safegate All Rights Reserved ...
Page 118: ......