YASKAWA MOTOMAN-PH130F - Disassembly and Reassembly of T-Axis Speed Reducer

7 Disassembly and Reassembly of the Speed Reducers
7.6 Disassembly and Reassembly of T-Axis Speed Reducer
7-20
HW1485471
HW1485471
7.6 Disassembly and Reassembly of T-Axis Speed Reducer
• Refer to fig. 7-6(a) “Assembling View of T-axis (Disassembly and
Reassembly of Speed Reducer)” .
 Disassembly
1. Turn OFF the power supply of the YRC1000.
2. Unscrew the hexagon socket head cap screws , and then remove
the flange .
3. Unscrew the hexagon socket head cap screws , and insert the stud
bolt M8 (length: 20 mm or more) into the tapped hole M8 (2 places) on
the speed reducer . Screw the stud bolt into the tapped hole until
the clearance is made between the contact surface of the wrist and
the speed reducer .
4. Remove the speed reducer , gear , and shim altogether from
the wrist .
5. Unscrew the hexagon socket head cap screws , and then remove
the gear , shim , and washer from the speed reducer .
6. Remove the gasket from the speed reducer .
 Reassembly
1. Adjust the shim before mounting the gear .
2. Mount the gear , shim , and the gasket on the speed reducer
. Tighten the hexagon socket head cap screws with the
tightening torque shown in table 7-6 “T-Axis Speed Reducer Parts
Checklist” .
3. Apply ThreeBond 1206C between the speed reducer and the wrist
. For the place to apply sealing bond, refer to "Wrist side of the
speed reducer" in fig. 7-6(b) “Surface to Apply Sealing Bond on the T-
axis Speed Reducer” .
4. Make sure that the speed reducer is mounted in the correct direction
by referring to fig. 7-6(a) “Assembling View of T-axis (Disassembly
and Reassembly of Speed Reducer)” and mount the speed reducer
on the wrist . Tighten the hexagon socket head cap screws
with the tightening torque shown in table 7-6.
5. Apply ThreeBond 1206C to the contact surface of the speed reducer
and the flange . For the place to apply sealing bond, refer to
“Flange Side” in table 7-6(b).
6. Mount the flange on the speed reducer .
7. Mount the flange and speed reducer by using the hexagon
socket head cap screws , tighten them with the tightening torque
shown in table 7-6.
2
3
4
1
10
1
1
5
6
10
7
5
6
8
1
9
1
NOTE
For removing/applying of sealing bond and assembling after
applying sealing bond, refer to chapter 5.2 “Removing,
Applying, Assembling of Sealing Bond” .
5
5
6
9
1
7
1
10
1
10
4
1
3
3
1
3
1
2
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