Idrive Troubleshooting Flowcharts - IMO iDrive EDX 100V series 1-ph/0.2 – 0.75kW (0.25 – 1HP) Owner's Manual

5.3 iDrive Troubleshooting Flowcharts

iDrive fault
Is failure fully
understood?
Symptoms other than burn out,
damage in the inverter?
Abnormal
Check according to displayed
abnormal messages
Visually check controller and
driver boards
Any abnormalities
in appearances?
Apply the power
Are displays and
indicators of the
operating unit OK
Any abnormal
display?
What's the
Any abnormal
message?
display?
Check last 3 values of b97 with
* to next page
NO
YES
NO
YES
NO
signal
?
YES
NO
YES
NO
YES
abnormal values in
b97?
▼key.
Chapter 5 Trouble shooting and maintenance
Any symptoms
of burnout ?
NO
NO
Is the main circuit
Diode Module OK
YES
NO
Is I.G.B.T
module OK?
YES
Replace abnormal board
Is LED lit?
YES
Is the DC input
voltage controlling
the power correct?
YES
Is +5V control
voltage correct.
YES
Replace control board and
digital operating unit
Is the error
NO
eliminated after
replacing control
board?
YES
5-7
YES
Check burnt and damaged
parts
Replace Diode Module
Replace I.G.B.T
NO
Replace the display
NO
Check terminals and
wiring
NO
Replace the driver board
The inverter faults
Inverter fault.
Perform detailed checks
Contact your iDrive supplier