6．Motion Timing Chart
7．Troubleshooting
※If any trouble should occur , perform the following troubleshooting.
If the troubleshooting below cannot solve the problem , please consult with your dealer.
Imperfect repair not only may affect machine performance but also may result in dangerous accidents.
Trouble
Cause
Measures
Power does not go on
when turning power SW ON.
(Power lamp does not light.)
Motor does not rotate.
Motor does not rotate
smoothly.
Motor does not stop
automatically when fastening
is complate.
Power cord is unplugged.
Fuse is blown or is not insert.
Screwdriver model No. does not
coincide with screwdriver select No.
Screwdriver cord is not connected
to screwdriver output terminal.
Cable inside disconnection.
Carbon brush wear.
Carbon brush wear.
Check wiring
Replace fuse or install fuse.
Set screwdriver select No.
Check cable connecrion.
Replace cable.
Replace carbon brush.
Setting of driver select No.
Star signal
Electric screwdriver
Complate signal
(Contact A)
Complate signal
(Contact B)
－9－
