Cables In U-Arm - YASKAWA MOTOMAN-HP20D Maintenance Manual

159281-1CD
HP20D

10.1.2 Cables in U-Arm

10 Cable Wiring
10.1 Disconnecting Cables
• Refer to Table 10-2 "U-Arm Cable Wiring Parts Checklist" and
Fig. 10-2 "U-Arm Cable Wiring".
1. Remove the GT-SA bolts , then remove the cover .
2. Connect the backup batteries to the U- and R-axis motors.
3. Remove the cross head APS bolts , then pull out the N-base .
4. Remove the pan-head sems screws , then remove the connectors of
the internal wiring harness from the N-base . Remove the tube (for
air) on the back of the N-base , then remove the N-base .
5. Remove the plastic covers on the connectors of the internal wiring
harness and the B- and T-axis internal wiring harness. Then,
disconnect all the connectors.
6. Remove the cross head APS bolt
7. Remove the GT-SA bolts and hexagon socket head cap screws ,
then remove the S-cover .
8. Pull out the internal wiring harness to the L-arm side. Then, cut off the
cable tie which fixes the internal wiring harness to the S-cover
the cable tie which fixes the internal wiring harness to the support .
9. Remove the GT-SA bolts , then remove the stoppers
cover . Then, remove the internal wiring harness from the S-cover .
7
10. Remove the GT-SA bolts , then remove the support .
11. Remove the GT-SA bolts
internal wiring harness to the casing side.
12. Remove the hexagon socket head cap screws , then cut off the cable
tie. Then, remove the saddles
harness from the supports
10-3
2
3
4
5
5
which fixes the ground wire.
9
7
10
12
and , then pull out the B- and T-axis
14 15
17
and the B- and T-axis internal wiring
16
and .
18 19
HW1480357
1
5
5
6
and
7
8
from the S-
11
7
13
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