18
When opening the front cover, check that the serial number described in the front of the front cover matches
the one described inside the main unit.
<Front>
* Check that the serial number specified on the front cover agrees with
that specified inside the inverter.
Front cover
VFC66R-Z
Control board
7522
7522
69
75
Warning
Notes for replacing parts
●
Do not disassemble the converter unreasonably.
●
After disassembling it, check that all parts are assembled correctly.
Incorrect assembly can result in a risk of a fire.
●
In particular, if a flat cable is not inserted correctly, the control circuit may not work properly.
●
Make sure that screws are tightened.