8
-
4 Check first when you have troubles
If the causes is still unknown after every check
,
it is recommended to initialize the
parameters
(
initial value
)
then reset the required parameter values and check again
.
(
1
)
Parameter write cannot be performed Causes and corrective actions
:
a
:
Check P118 parameter write selection
.
b
:
Check P101 Frequency setting
/
P102 Operation mode setting
selection
.
c
:
Make sure that operation is not being performed
.
Please stop the inverter and set
.
(
2
)
Motor does not rotate as commanded Causes and corrective actions
:
a
:
Check that the P102 Operation mode selection setting is correct
,
b
:
Check that the
starting frequency setting is not greater than the running frequency
.
c
:
Check the main circuit and control circuit
,
d
:
Check that the output stop signal or
reset signal is not on
.
e
:
Check that P104 Reverse rotation prevention selection is not
selected
.
f
:
Check that frequency setting of each running frequency
(
such as multi
-
speed
operation
)
are not zero
.
g
:
Check that especially the P105 Maximum frequency setting in not zero
.
h
:
Check that the P400 Jog frequency setting is not lower than the P202 starting
frequency setting
,
i
:
Check that the load is not too heavy
.
(
3
)
Motor generates heat abnormally Causes and corrective actions
:
a
:
Check that the load is not too heavy
.
Lighten the load
.
b
:
Is the fan for the motor is running
? (
check for accumulated dust
.)
c
:
Check that the
P208 Torque boost setting is correct
,
d
:
Was the motor type set
?
Check the setting of
P209 to P219 applied motor
.
e
:
When using any other manufacturer
'
s motor
，
perform offline auto tuning
.
(
4
)
Motor generates abnormal noise Causes and corrective actions
:
a
:
No carrier frequency noises
(
metallic noises
)
are generated
.
Check the setting of P115 applied motor
,
b
:
Check for any
mechanical looseness
,
c
:
Contact the motor manufacturer
.
(
5
)
Motor rotates in opposite direction Causes and corrective actions
:
a
:
Check that the phase sequence of output terminals U
,
V and W is correct
.
b
:
Check that the start signals
(
forward rotation
,
reverse rotation
)
are connected
properly
.
(
6
)
Speed does not increase Causes and corrective actions
:
a
:
Check that the maximum frequency
(
P105
)
setting is correct
. (
If you want to run the
motor at 120Hz or more
,
set P105 High speed maximum frequency
.)
b
:
Check that the load is not too heavy
. (
In agitators
,
etc
,
load may become heavier in
winter
.)
8
106
Chapter 8 Troubleshooting and Fault Informatin
FC100 Series User Manaul
Содержание FC100 Series
Страница 9: ...9 Chapter 2 Storage and Installation ...
Страница 12: ...12 ...
Страница 13: ...13 Chapter 3 Wiring Diagram and Terminal Explanation ...
Страница 20: ...20 ...
Страница 21: ...21 Chapter 4 Keypad Operation ...
Страница 24: ...24 4 ...
Страница 25: ...25 Chapter 5 Function Parameters Table ...
Страница 36: ...36 ...
Страница 37: ...37 Chapter 6 DESCRIPTION OF PARAMETER SETTINGS ...
Страница 99: ...Chapter 7 Maintence and Inspection 99 ...
Страница 108: ...Noise reduction examples 8 108 Chapter 8 Troubleshooting and Fault Informatin FC100 Series User Manaul ...
