Errors And Trouble Shooting - HOMCOM A90-252V91 Instructions D'assemblage

7

ERRORS AND TROUBLE SHOOTING

7.1 The electronic table displays the error message codes:
FAULT CODE
Er1 The display board does
not have a signal
Er2 Over pressure
Er3
Over current
Er4 Overload
Motor is not connected
Er5
Motherboard is not
Er6
connected to receive
signal
Er13 IGBT short circuit
Er14 Load short circuit
7.2 Common problems and troubleshooting methods.
7.2.1 Some or all the buttons are not working well.
 Uncover the upper case of the electronic watch and test whether the buttons are working.
 Check or replace the electronic board.
 Check the button can be worked after the power is turned back on .
7.2.2 The electronic watch has no display.
Troubleshooting methods：
ISSUE
 Checking whether the communication line is loose, dropped, or damaged.
 Check or replace the electronic watch board.
 Check or replace the controller.
 Please check whether the voltage on the power supply line is at a normal
value: AC 200-240V.
 Check or replace the controller.
 Check or replace the motor.
 Check whether it is overloaded.
 Check whether the mechanical moving parts are jammed.
 Check whether there is a lack of release agent, if yes, the friction between the
running belt and the running board will increase,
 Check whether the running board is severely worn.
 Check whether the running belt is severely worn.
 Check whether there is a short circuit in the motor connection line.
 Check or replace the controller.
 Check or replace the motor.
 Check whether it is overloaded.
 Check whether the mechanical moving parts are jammed.
 Check whether there is a lack of release agent. If there is a
 lack of release agent, the friction between the running belt and
 the running board will increase;
 Check whether the running board is severely worn.
 Check whether the running belt is severely worn.
 Check whether there is a short circuit in the motor connection line.
 Check or replace the controller.
 Check or replace the motor.
 Check whether the motor wire is loose or falling off.
 Check or replace the motor.
 Check or replace the controller.
 Check whether the communication line is loose, falling off or damaged.
 Check or replace the electronic watch board.
 Check or replace the controller.
 Check or replace the controller.
 Check if there is any foreign matter at the output terminal of the controller
causing a short circuit.
 Check or replace the motor.
SOLUTION
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