Maintenance; What This Chapter Contains; Periodical Inspection - INVT Goodrive270 Series Operation Manual

Goodrive270 series VFD for fan and pump

8.1 What this chapter contains

This chapter describes how to carry out preventive maintenance on the VFD.

8.2 Periodical inspection

Little maintenance is required when the VFD is installed in an environment that meets requirements.
The following table describes the routine maintenance periods recommended by INVT.
Check scope
Ambient environment
Voltage
Keypad
Main
Common
circuit

8 Maintenance

Check category
Check the temperature, and
humidity, and whether there is
vibration, dust, gas, oil spray,
and water droplets in the
environment.
Check whether there are foreign
matters, such as tools, or
dangerous substances placed
nearby.
Check the voltage of the main
circuit and control circuit.
Check the display of
information.
Check whether characters are
not completely displayed.
Check whether the bolts loose
or come off.
Check whether the machine is
deformed, cracked, or
damaged, or their color
changes due to overheating and
aging.
Check whether there are stains
and dust attached.
Method
Visual inspection,
and use
instruments for
measurement.
Visual inspection
Use multimeters
or other
instruments for
measurement.
Visual inspection
Visual inspection
Screw them up.
Visual inspection No exception.
Visual inspection
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Maintenance
Criterion
The requirements
stated in this
manual are met.
There are no tools
or dangerous
substances placed
nearby.
The requirements
stated in this
manual are met.
The characters are
displayed properly.
The requirements
stated in this
manual are met.
No exception.
No exception.
Note: Discoloration
of copper bars does
not mean that they
cannot work
properly.