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

HP20D

10.2.2 Cables in U-Arm

10 Cable Wiring
10.2 Connecting Cables
• Refer to Table 10-2 "U-Arm Cable Wiring Parts Checklist" and Fig.
10-2 "U-Arm Cable Wiring".
1. Hold the spring part (the second or third coil from the end of the spring)
of the B- and T-axis internal wiring harness by using the saddles .
Then, fix it to the support
screws .
17
2. Tighten the hexagon socket head cap screws
torque shown in Table 10-2 "U-Arm Cable Wiring Parts Checklist".
3. Fix the white marked part of the B- and T-axis internal wiring harness
by using a cable tie.
4. Apply the Multemp PS2A grease to the spring of the B- and T-axis
internal wiring harness. Pass the B- and T-axis motor connectors
through the wrist unit, then set the spring in the casing. Mount the
support and to the casing respectively with the GT-SA bolts
18 19
and .
14
5. Tighten the GT-SA bolts
Table 10-2 "U-Arm Cable Wiring Parts Checklist".
6. Pass the connectors of the B- and T-axis internal wiring harness to the
R-axis motor side. Mount the support
bolts .
12
7. Tighten the GT-SA bolts
10-2 "U-Arm Cable Wiring Parts Checklist".
8. Run the internal wiring harness through the S-cover . Hold the
spring by using the stoppers , then fix it to the S-cover
SA bolts .
10
9. Tighten the GT-SA bolts
10-2 "U-Arm Cable Wiring Parts Checklist".
10. Fix the white marked part of the internal wiring harness to the
support (which is mounted on the S-cover ) by using a cable tie.
8
11. Fix the internal wiring harness to the S-cover
(For the positions of the air line tube, 3BC cable, and U-, R-, B-, and T-
axis cables, see Fig. 10-2 "U-Arm Cable Wiring".)
12. Push the internal wiring harness into the casing, then apply
ThreeBond 1206C to the matching surface between the S-cover
the casing. Mount the S-cover
and hexagon socket head cap screws .
13. Tighten the GT-SA bolts and hexagon socket head cap screws
the tightening torque shown in Table 10-2 "U-Arm Cable Wiring Parts
Checklist".
14. Mount the internal wiring harness connector to the N-base
pan-head sems screws . At this time, make sure that the main key of
the connector is set upward. Then, insert the air line tube.
15. Mount the N-base to the casing with the cross head APS bolts .
5
16. Mount the ground wire of the internal wiring harness to the casing with
the cross head APS bolt .
17. Connect the B- and T-axis internal wiring harness to the internal wiring
harness.
18. Mount the cover with the GT-SA bolts .
1
10-10
and with the hexagon socket head cap
18 19
with the tightening
17
and with the tightening torque shown in
15 14
to the casing with the GT-SA
13
with the tightening torque shown in Table
12
11
with the tightening torque shown in Table
10
7
by using cable ties.
7
to the casing with the GT-SA bolts
7
6
4
9
2
HW1480357
159281-1CD
16
15
7
with the GT-
7
and
7
with
6
with the
5
3
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