YASKAWA MOTOMAN-PH130F - Page 55

6 Disassembly and Reassembly of the Motors
6.3 Disassembly and Reassembly of U-Axis Motor
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HW1485471
HW1485471
 Reassembly
1. Mount the key on the U-axis motor . (The key is provided
with the U-axis motor .)
2. Apply ThreeBond 1206C to the contact surface of the U-axis motor
and the shaft , and then mount the shaft , shaft , gear ,
and pipe on the U-axis motor .
3. Apply LOCTITE 243 to the thread part of the hexagon socket head cap
screw , and then tighten it with the tightening torque shown in
table 6-3 “U-Axis Motor Parts Checklist” .
4. Apply ThreeBond 1206C to the contact surface of the U-axis motor
and the casing, and then mount the U-axis motor on the casing
while being careful not to damage the oil seal in the casing.
5. Tighten the hexagon socket head cap screws with the tightening
torque shown in table 6-3.
6. Connect the encoder cable to the U-axis motor , and then tighten
the connector fixing bolt (pan-head screw M2) with a tightening torque
of 0.2 N•m. (The connector fixing bolt is provided with the connector.)
7. Insert the power connector to the U-axis motor by aligning the key
position as shown in fig. 6-4(c) “Motor Power Cable” , and turn the
coupling nut on the cable side until it makes a clicking sound. Confirm
that the arrow marks on the connector on the motor side and the
connector on the wiring harness side match.
8. Mount the support , and then tighten the hexagon socket head cap
screws and with the tightening torque shown in table 6-3.
9. Mount the cover , and then tighten the hexagon socket head cap
screws with the tightening torque shown in table 6-3.
10. Replenish grease (Molywhite RE No.00) from the grease inlet.
11. Turn ON the power supply of the YRC1000.
12. Remove the chain block.
NOTE
For removing/applying of sealing bond and assembling after
applying sealing bond, refer to chapter 5.2 “Removing,
Applying, Assembling of Sealing Bond” .
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