Goodrive270 series VFD for fan and pump Safety precautions
-4-
Note:
 Do not switch on or switch off the input power supplies of the VFD frequently.
 If the VFD has been stored without use for a long time, perform capacitor reforming (described in
chapter 8 Maintenance), inspection and pilot run for the VFD before the reuse.
 Close the VFD front cover before running; otherwise, electric shock may occur.
1.4.3 Maintenance and component replacement
 Only trained and qualified professionals are allowed to perform maintenance,
inspection, and component replacement for the VFD.
 Cut off all power supplies connected to the VFD before terminal wiring, and
wait for at least the time designated on the VFD after disconnecting the power
supplies.
 During maintenance and component replacement, take measures to prevent
screws, cables and other conductive matters from falling into the internal of the
VFD.
Note:
 Use proper torque to tighten screws.
 During maintenance and component replacement, keep the VFD and its parts and components
away from combustible materials and ensure they have no combustible materials adhered.
 Do not carry out insulation voltage-endurance test on the VFD, or measure the control circuits of
the VFD with a megohmmeter.
 During maintenance and component replacement, take proper anti-static measures on the VFD
and its internal parts.
1.4.4 Disposal
 The VFD contains heavy metals. Dispose of a scrap VFD as industrial waste.
 Dispose of a scrap product separately at an appropriate collection point but not
place it in the normal waste stream.
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