TROUBLESHOOTING Service Manual M4 - M10
11.07.2002 Page 30
F10
Check settings of parameter 1.14. Value of the
parameter has to match with line voltage.
F10 INPUT LINE SUPERVISION
Measure voltage in DC-bus. Compare actual voltage to
monitored value on page v7
Check the voltage measuring circuit according to
instructions on section 7.3.2.4. Replace defective parts
as recommended in spare part lists
Actual value =
Monitored value
Clear fault memory
Check voltage on input phases
Voltage line =
setting of 1.14
Occasionally existing line dips or disturbances may
activate line supervision function. Ensure quality of line
power.
Check condition and operation of charging contactor
Check control signal for charging switch according to
instructions on section 7.3.2.6.
Check that jumper X1 is in its place on the power board
F10
F10
Replace the control board with operative one according
to instructions on section 9.3.6. Replace defective parts
as recommended in spare part lists
Load software into the control board by using FCLoad
and set parameters
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