Replacing The Point Sensor (Ke-1080/2080) - JUKI KE-1070 Maintenance Manual

2-5-2. Replacing the Point Sensor (KE-1080/2080)

After the point sensor has been replaced, it is absolutely necessary to re-input the MS
parameters related to the laser. (See section 2-9.)
(1) Disconnect the fiber from the point sensor amplifier.
(2) Remove the mounting screws
assembly.
(3) Reassemble the components in the reverse order of disassembly.
(4) After the point sensor has been mounted, follow the steps on the following page to adjust the
offset and sensitivity of the point sensor.
Apply Loctite 242 to the mounting screws
of 2.3 N m.
After the point sensor has been replaced, make sure that no dirt and dust are sticking
to the lens and slit of the point sensor.
Be sure not to put a load of 5N or larger to the fiber to prevent any damage.
Be sure to insert the fiber securely into the insertion opening of the sensor amplifier.
If not, erroneous detection could occur due to insufficient light intensity.
Maintenance Guide
(4 pcs.) from the diffuser base and detach the point sensor
To sensor
amplifier
Figure 2-5-2
and tighten them with a tightening torque
IC
2-16
IC head