Mitsubishi Electric FR-D720S SC EC Instruction Manual page 473

Fr-d700 series
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Maintenance and inspection
Inspection
Description
Item
1) Check that display is normal.
Indication
2) Check for stain.
Meter
Check that reading is normal.
Operqation
Check for vibration and abnormal increase in
check
operation noise.
Tab. 8-1:
Daily and periodic inspection (2)
It is recommended to install a device to monitor voltage for checking the power supply
voltage to the inverter.
One to two years of periodic inspection cycle is recommended. However, it differs according
to the installation environment. Consult your Mitsubishi dealer for periodic inspection.
FR-D700 SC EC
Interval
Corrective Action at Alarm
Occurrence
Contact the manufacturer
Clean
Stop the device and contact the
manufacturer.
Stop the device and contact the
manufacturer.
Inspection
8 - 3

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Fr-d740 sc ec

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