93
6
6
6
6 Maint
Maint
Maint
Maint e
e
e
e n
n
n
n an
an
an
an ce
ce
ce
ce
6-1.
6-1.
6-1.
6-1. Maintenance
Maintenance
Maintenance
Maintenance
Environment effections such as ambient temperature, humidity, fog , internal component aging and other factors will give rise to the occurrence
of potential faults. Therefore, it is necessary to conduct daily check and routine maintenance to the inverters.
6-1-1
6-1-1
6-1-1
6-1-1
.
.
.
.
Routine
Routine
Routine
Routine maintenance
maintenance
maintenance
maintenance
Please confirm the following items when start the inverter.
（ 1 ） If there is abnormal noise and vib ration with th motor.
（ 2 ） I f the inverter and motor heat unusually.
（ 3 ） If the environment temperature is too high.
（ 4 ） If the value of load a m p ero meter is as usual.
（ 5 ） If the fan of inverter can operate normally.
6-2.
6-2.
6-2.
6-2. Periodical
Periodical
Periodical
Periodical care
care
care
care and
and
and
and ma
ma
ma
ma i
i
i
i nt
nt
nt
nt e
e
e
e n
n
n
n a
a
a
a nce
nce
nce
nce
6-2-1
6-2-1
6-2-1
6-2-1 .Periodical
.Periodical
.Periodical
.Periodical care
care
care
care
Before check and maintenance the inverter, please make sure that the inverter is power off, monitor has no display content
and the indication lamp of main circuit power is off .The checked contents are shown in Tabel 6-1.
Table
Table
Table
Table
6-1
6-1
6-1
6-1 periodical
periodical
periodical
periodical maintenance
maintenance
maintenance
maintenance
6-2-
6-2-
6-2-
6-2- 2.
2.
2.
2. Periodical
Periodical
Periodical
Periodical maintenance
maintenance
maintenance
maintenance
To
make the inverter work normally for long time, periodical care and maintenance for inverter
’
s internal electronic
component should be done . The electronic component
’
s lifetime depends largely on their application environment and
preservation. Normally, lifetime is:
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