Toshiba Tosvert VF-A5 Manual de usuario Pagina 107

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11.2 Other Fault Troubleshooting
Perform the following checks if other faults occur.
The motor does not
run.
Yes
No
Is the LED display lit?
Check the input
power and MCCB.
I
is the input power
correct?
E
Use a properiy-rated
power source.
(D is the CHARGE
Open the
Turn the power off.
r “*
lamp lit? cover.
Wait for the CHARGE lamp to completely turn off. (Wait for five minutes after it has gone out.)
Turn on only the control power with the main circuit power turned off. (Refer to page 18.)
0 is 24Vdc being
output between
P24-CC?
Turn off the
control power.
Is FU1 on the terminal
block PCB intact?
P24 may be externally
short circuited.
® is the operating Insert the is the flat cable between
Check that the fiat cable
panel correctly operating
the terminal block PCB
-----
^
is inserted in the correct
inserted in the panel
and control PCB direction.
connector? correctly.
correctly inserted?
There is a fault in
the inverter.
Is PDF F displayed?
The main circuit power supply
voltage is insufficient. Check the
wiring from the input voltage or
DCL, etc. The input voltage can
be checked in status monitor
mode (refer to section 7.3.2).
Has the internal cover
holding the control PCB
been removed in the
past?
"I
...............
There is a fault in the
inverter.
is POFF displayed?
The control power voltage is insufficient.
Is the flat cable
connecting the control
PCB and main circuit
PCB or power supply
PCB correctly inserted?
Check that the fiat cable
is inserted in the correct
direction.
There is a fault in the
inverter.
is OFF displayed? ST-CC is open. Close it.
Is a fault message
displayed? Refer to
page 121.
_________
Investigate and remove the cause of the fault. Then press
the 1 STOP/RESET1 key on the operating panel, and confirm
that C L I- is displayed. Then press C^OP/RESEf] again.
If rtr-iJ and a fault display are
alternately displayed.
Retry is being executed. The retry function
can be stopped with the stop/emergency
stop operation or by turning the power off.
Is .' O.D displayed?
Is the "PANEL CONTROL" |-
____
,
LED lit?
Press the IPANEL/REMOT~El key.
Is the frequency set?
If one or all of the eight operating panel keys do not
function, refer to page 84, and set
Read Chapter 7, section 7.2 ‘Basic operation" again.
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