Hitachi 8E042340, Руководство по обслуживанию

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4. Troubleshooting
SMGB0097 rev.0 - 07/2015
89
4
4 .
Tr o u b l e s h o o t i n g
Index
4.1 Inspection of power source and connections ........................................................................................92
4.2 Inspection of PCB ..................................................................................................................................93
4.3 Confirmation of operating value of protection devices and automatic operation devices .....................93
4.4 Protection control function .....................................................................................................................94
4.5 Caution indication ..................................................................................................................................95
4.6 Summary of fault diagnosis ...................................................................................................................96
4.7 Method for fault diagnosis .....................................................................................................................98
4.8 Troubleshooting by alarm code .............................................................................................................99
4.9 Analysis and countermeasure of abnormalities...................................................................................123
4.10 Thermistor characteristics ...................................................................................................................127
4.10.1 Thermistor temperature characteristics (All temperature except discharge gas) ...................................... 127
4.10.2 Thermistor temperature characteristics for discharge gas temperature .................................................... 127
4.11 Pressure sensor characteristics ..........................................................................................................128
4.11.1 High-pressure sensor ................................................................................................................................ 128
4.11.2 Low-pressure sensor ................................................................................................................................. 128
4.12 Procedures for trouble .........................................................................................................................128