Sako SKI780 - Page 68

7.2 Troubleshooting List
Fault 7 :
Name Display Possible Causes Solutions
1: The load is too heavy or Tpeduce tire owena
check the motor and
AC drive lockedrotor occurs on the motor ; is
Errl0 ‘ : mechanical condition
overload 2: The AC drive model is of too
2: Select an AC drive of
small power class.
higher power class
1: P9-01 ts set improperly. i Sot Pet beorrectly.
. 2: Reduce the load and
2: The load is too heavy or
Motor check the motor and the
Errll | lockedrotor occurs on the motor. 5 oe
overload - : mechanical condition
3. The AC drive model is of too .
3: Select an AC drive of
small power class.
higher power class
1: The three-phase power input Is
Power abnormal. 1: Eliminate external faults
input Errl2 | 2: The drive board is faulty. 2: Contact technical
phase loss 3: The lightening board ts faulty. support.
4: The main control board ts faulty.
Le The Gable conneedtie ne AG 1: Eliminate external faults.
drive and the motor ts faulty.
' 2: Check whether the
Power 2: The AC drive's three-phase motor three-phase windin
output Err13 | outputs are unbalanced when the is normal P 8
phase loss motor Is running. 3: Contact techiical
3: The drive board ts faulty. ij ait
4. The IGBT is faulty. Pport.
1. The ambient temperature is too | 1: Lower the ambient
high. temperature
IGBT 2. The air filter is blocked. 2: Clean the air filter
Bueieat Errl4 | 3: The fan is damaged. 3: Replace the damaged fan
4: The thermally sensitive resistor | 4: Replace the damaged
of the IGBT is damaged. thermally sensitive resistor.
5: The AC drive IGBT is damaged. _| 5: Replace the AC drive IGBT.
External 1: External fault signal is input via DI.
equipment| Errl5 | 2: External fault signal is input via Reset the operation.
fault virtual I/O.
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