9 Troubleshooting and Maintenance
User Manual
50
Servicing of the device in accordance with the manual should never be
undertaken in the absence of proper tools, test equipments or the more
recent revision of the manual which has been clearly and thoroughly
understood.
Items
Methods
Period
System
clean
Check the temperature and dust of the
inverter. Clean the inverter enclosure.
Check the humidity and dust of the
environment. Meanwhile check whether the
filter function of the air inlet is ok.
Six months to a year (it
depends on the dust
contents in air.)
