Ic Head (Ke-3020Vr) - JUKI KE-3010 Maintenance Manual

2-1-3. IC Head (KE-3020VR)

1) Disconnect the Zθ-motor cables from the servo amplifier board. (Disconnect all connectors
from the 4th stage described in step 7) of section 2-1-1.)
2) Disconnect the T-sensor cable
3) Disconnect the connector
4) Disconnect the φ4 air tube. (See also section 2-1-2.)
5) Detach the release bar. (See also section 2-5.)
6) While keeping the IC head by hand so that it does not fall down, remove the M5×20 SEMS
cap bolts (6 pcs.)
7) Raise the IC head so that it is not in contact with other components, and then detach it.
(Pay special attention so that the FMLA is not in contact with the release bar of the
LNC-head.)
8) Reassemble the components in the reverse order of disassembly.
∗ Apply Loctite 242 to the head mounting screws (6 pcs.) and tighten them with a
tightening torque of 7.0 N⋅m during assembly
9) After the head has been replaced, it is necessary to input the MS parameters again. For
details about input items, see section 2-8.
Connected to the front left portion.
(2 locations, front and rear)
M5×20 SEMS cap bolts (6 pcs.)
Maintenance Guide
from the head main board (CN27).
(3 locations) of the LA connection cable from the FMLA sensor.
, M3×6 SEMS cap bolt (1 pc.)
Z-motor cables
, and M4×8 SEMS cap bolt (1 pc.)
To the head
main board
(CN27)
T-sensor cable
2-5
Rev. 2.0
θ-motor cables
φ4 air tube
.