Troubleshooting - Daikin PE-ADDA200 Service And Installation Manual

11 TROUBLESHOOTING

ALARM
HEX DEC
Motor
A.0.0.H A0.0
anisotrophy
Motor
A.0.1.H A0.1
in stall
Loaded default
A.1.0.H A1.0
parameters
EEPROM
A.1.1.H A1.1
Read failure
EEPROM
A.1.2.H A1.2
Write failure
EEPROM
Read and write
A.1.3.H A1.3
failure
Motor not
fluxed
A.2.0.H A2.0
A.3.0.H A3.0
A.3.1H A3.1
A3.2H A3.2
HW Overcurrent
A3.3H A3.3
The VFD output current has reached a
A3.4.H A3.4 SW Overcurrent
level o v e r t h e t h r e s h o l d s e t
w i t h P 3 7
A leakage current to ground was
A3.5H A3.5 Electronic
detected
differential
Daikin Applied Europe S.p.A
SERVICE and INSTALLATION MANUAL
Compressor Inverter PE-ADDA200
DESCRIPTION
During start a small anisotropy was measured. Try to repeat the
Anisotropy too small
start.
If the motor has to work in limit for a long time, disable this
alarm set C82=0 or lengthen the limit time admitted increasing
VFD worked in torque or current limit P186.
for a time equal to P186 seconds The motor is in stall because it has not been given enough
voltage boost at low frequencies: increase the parameter P172. The
start-up load is too high: reduce it or increase the rating of motor
and drive.
It's possible to reset this alarm but keep attention: now all
EEPROM default values loaded
parameters have its default value.
A Check Sum error occurred while Try rereading the values with the EEPROM
the EEPROM was reading the values. . The reading may have been disturbed in some way. If the problem
Default values loaded automatically. continues contact DAE as there must a memory malfunction.
When data is being written in the Try rewriting the values in the EEPROM
. The information may have been disturbed in some way.
EEPROM the required values are
If t h e p ro ble m c o n t i n u e s contact DAE as there must be a
always shown afterwards: an alarm
memory malfunction.
triggers if differences are detected.
Alarms A1.1 and A1.2 appears There are some problems with EEPROM.
Magnetic flux (d27) value to low
set in P52.
Check the connection wires on the motor side, in particular on the
The VFD output current has reached terminals, in order to prevent leakages or short circuits. Check
the motor insulation by testing the dielectric strength and replace
a level that has set off an alarm; this
if necessary: before disconnect phase motor connections.
may be caused by an overcurrent due
to leakage in the wires or the motor
Try to start without motor connection: if no fault problem appears,
or to a short circuit in the phases at
there is a motor problem. If problem persists, replace power board.
the VFD output. There may also be a
control board fault.
Check the VFD power circuit is intact by opening the connections
and enabling RUN; if the safety switch cuts in, replace the power.
If the safety switch cuts in only during operation, there may be a
regulation problem (replace along with current transducers) or
vibrations causing transient D.C.
Try to understand the working condition that causes the issue
Check the connection wires on the motor side, in particular on the
terminals, in order to prevent leakages
Check the motor insulation
Increase the threshold parameter P127
Page 45 of 51
Tab. 17
CORRECTIVE ACTION
Rev. 0.3
REMARK
Contact FACTORY
Contact FACTORY
Contact FACTORY
Contact FACTORY
Contact FACTORY
Contact FACTORY
Contact FACTORY