Disassembly And Reassembly Of R-Axis Speed Reducer - YASKAWA MOTOMAN-HP20D Maintenance Manual

HP20D
6.4
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6 Disassembly and Reassembly of Speed Reducer

6.4 Disassembly and Reassembly of R-Axis Speed Reducer

Disassembly and Reassembly of R-Axis Speed Reducer
• Refer to Fig. 6-4 "Disassembly and Reassembly of R-Axis Speed
Reducer".
Disassembly
1. Turn OFF the DX100 power supply.
2. Remove the R-axis motor. (Perform the steps 2 to 5 of "Disassembly"
in section 5.4 "Disassembly and Reassembly of R-Axis Motor".)
3. Remove the GT-SA bolts , then remove the shaft
spline .
2
4. Remove the hexagon socket head cap screws , then remove the
circular spline .
1
Reassembly
1. Mount the circular spline
2. Tighten the hexagon socket head cap screws
torque shown in Table 6-4 "R-Axis Speed Reducer Parts Checklist".
3. Apply Harmonic Grease SK-1A on the surface between the teeth of
the circular spline and the flex spline . Then, mount the flex
1
spline and the shaft
2
4. Tighten the GT-SA bolts
6-4 "R-Axis Speed Reducer Parts Checklist".
5. Apply Harmonic Grease SK-1A on the bearing of the wave
generator . Then, mount the wave generator
3
(Perform the steps 3 to 10 of "Reassembly" in section 5.4
"Disassembly and Reassembly of R-Axis Motor".)
6. Turn ON the DX100 power supply.
6-7
5
6
on the casing.
1
6
2
on the casing.
4
with the tightening torque shown in Table
5
3
HW1480357
159281-1CD
and the flex
4
with the tightening
on the R-axis motor.
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