ACD320user manual
Fault Diagnosis and countermeasures
Load fluctuates.
Look for service from the
manufacturer.
7.3 Failure record lookup
This series inverter can record latest 3 failure code and inverter run parameter of the last
failure, to search these informations can redound to finding out reason of the failure.
Failure information is all stored in F3 group parameter, please enter into F3 group parameter
to see about information by referring to keypad operation method.
Code
Content
F3.11
previous one failure type
Code
Content
F3.15
output current at last failure
F3.12
F3.13
F3.14
previous two failure type
Latest failure type
Running frequency at last failure
F3.16
Bus-bar vlot. at last failure
7.4 Failure reset
(1) Before reset you must find out reason of failure downright and eliminate it, otherwise
!
may cause permanent damage to the inverter.
(2) If can’t reset or failure takes place again after resetting, should look for reason and
continuous resetting will damage the inverter.
(3) Reset should take place 5 minutes after overload, overheat protection action.
To resume normal running when failure takes place in the inverter, you can choose
following any kind of operation:
(1) After you set any terminal of MI1~MI6 to be inputted by external RESET (F2.01 ～
F2.06=7), you can open it after connected to COM.
(2) When failure code is displayed, press
key after restoration is confirmed.
(3) Cut off power supply.
Notice:The function of
refers to parameters in F3.03.
- 125-
    "