Troubleshooting
47
11 Troubleshooting
Touching the current-carrying parts may cause a fatal electric shock or
burn injury.
To prevent a physical accident, such as an electric shock, burn injury, etc., make sure to
observe the followings.
●
To ensure safety, troubleshooting work shall be done by qualified personnel.
●
Make sure to turn off the power and other switches of all devices
*
for safety reasons
before taking any actions for correcting an error.
*
: Includes this product, the distribution box and other related devices (jigs, robots, etc.).
●
In case of performing the inside inspection, make sure to work at least five minutes after
the power is turned off (for capacitor discharge).
11.1 Error indication
■
When a self-diagnosable error occurs, “Err” (for error) and error code can be displayed on the operation panel.
■
See the following table for details of the error codes.
(Note) About “Group” in the table
●
Group “A”: It is not necessary to turn power switch OFF. (The displays are automatically turned off when the cause is
removed.)
●
Group “B”: It is necessary to turn power switch OFF and back ON again. (The displays can NOT be automatically turned off
until the power switch is turned OFF even when the cause is removed.)
■
after connecting the power source, 7-segment display cannot be shown normally.
Err
S/N
Error type
Group
Probable causes and remedy
Err
001 emergency stop
B
The connection of external equipment emergency stop on the output terminal
block.
Turn power switch OFF, refer to the list below and remove the cause and then
turn power switch ON again.
malfunction from external equipment emergency stop.
malfunction from switch power source PCB in this equipment.
Err
002
secondary over-
current
error
A
Over-current due to short-circuit in the secondary circuit or so on.
Turn welding gun switch OFF and remove the cause of the over current.
Err
003
temperature rise
error
A
Rise in temperature inside this welding power source. Please do NOT turn OFF
the machine before the temperature in the Product decreases.
<Remedy>
Keep the input power in no load state and wait for a while. The error code
indication automatically turned off when the power source is cooled down.
Check and remove causes of over-heat.
Over duty cycle,
Air flow blocking at ventilation and cooling fan windows
If the problem cannot be solved by the above-mentioned
activities, please clean the cooling fan.
Summary of Contents for YD-500GP5
Page 11: ...Rated Specifications 7 2 4 Dimensions 机型 W H L YD 500GP5HNX 383 1240 840 ...
Page 29: ...Connection 25 ...
Page 30: ...Connection 26 ...
Page 31: ...Connection 27 ...
Page 43: ...Operation 39 9 3 CRATER Operation Turn the torch switch on and off twice ...
Page 54: ...Parts list 50 12 Parts list 12 1 Parts list for GP5 Front view Rear view Top view 20 101 ...
Page 55: ...Parts list 51 Right view Left view 35 4 26 25 8 2 6 9 7 5 26 14 10 40 59 60 61 30 106 ...
Page 56: ...Parts list 52 30 102 103 104 105 24 ...
Page 60: ...Circuit diagram 56 13Circuit diagram 13 1 Circuit diagram for YD 500GP5 ...
