JUKI KE-3010 Maintenance Manual page 240

● ETF incorrect insertion detection sensor (Front) (Height from the top of the electric bank to the
top of the sensor)
● ETF incorrect insertion detection sensor (Rear)
[Adjustment procedure for sensor]
① Adjust the sensor light height on the left and right of the electric bank
(light emitting sensor side and reflection board side).
② Loosen the angle adjustment screw to move down the sensor once.
③ Set the ETF8S on the light emitting side to emit the light onto the roller.
Light emitting amount is 5 ± 1 mm.
④ Remove the ETF8S from the light emitting sensor side and set it on the reflection board side.
In the same manner, emit the light onto the roller. Light emitting amount is 5 ± 1 mm.
⑤ Set the ETF on the light emitting sensor side again to make the check.
If the emitted light deviates, repeat steps
⑥ With the ETF8S set on the light emitting side and reflection board side, adjust the sensor.
Note: Check that the emitted light is not beyond the reflection board
(in the vertical and horizontal directions)
Orange LED
Figure 12-1-10
Maintenance Guide
ETF incorrect insertion detection sensor
Top of electric bank
Angle adjustment screw
Teaching button
テ ィ ー チ ン グ
Green LED
and .
⑦ Make sure that the red light emitted from the
sensor can be seen on the reflection board. (Make
sure that the light does not go outside the board.)
⑧ Pressing the teaching button for more than 2
seconds activates the automatic adjustment of
light quantity. If it is successful, both the green and
orange LEDs light up.
⑨ If either or both of the LEDs blink slowly after the
teaching, the red light might not come to the right
position on the reflection board. Adjust the position
again in this case.
12-7
Figure 12-1-9
5±1mm
Rev. 2.0