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

HP20D
6.2
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6 Disassembly and Reassembly of Speed Reducer

6.2 Disassembly and Reassembly of L-Axis Speed Reducer

Disassembly and Reassembly of L-Axis Speed Reducer
• Refer to Fig. 6-2 "Disassembly and Reassembly of L-Axis Speed
Reducer".
Disassembly
1. Turn OFF the DX100 power supply, then drain grease.
2. Before removing the L-arm , support the L-arm
etc. to prevent it from falling.
3. Remove the hexagon socket head cap screws
remove the L-arm from the speed reducer .
3
4. Remove the GT-SA bolts . Then, remove the speed reducer
the S-head. (When removing the speed reducer , make sure to pull it
out straight to avoid load on the input gear. If the input gear is
subjected to a load, damage to the motor may result.)
5. Remove the old sealing bond on the L-arm
Reassembly
1. Apply ThreeBond 1206C on the matching surface between the speed
reducer and the S-head. Then, mount the speed reducer
1
S-head. (When mounting, make sure not to apply a load on the input
gear.)
2. Tighten the GT-SA bolts
6-2 "L-Axis Speed Reducer Parts Checklist".
3. Apply ThreeBond 1206C on the matching surface between the speed
reducer and the L-arm . Then, mount the L-arm
1
reducer .
1
4. Tighten the hexagon socket head cap screws
tightening torque shown in Table 6-2 "L-Axis Speed Reducer Parts
Checklist".
5. Replenish grease (VIGO Grease RE No.0) through the grease inlet.
6. Turn ON the DX100 power supply.
Table 6-2: L-Axis Speed Reducer Parts Checklist
No. Name
Speed reducer HW0387753-C
1
GT-SA bolt M10
2
(length: 40 mm)
L-arm HW0100546-2
3
Hexagon socket head cap screw M12
4
(length: 40 mm)
Conical spring washer 2H-12
Hexagon socket head cap screw M10
5
(length: 35 mm)
Conical spring washer 2H-10
6-3
3 3
and
4
1
2
1
and the S-head.
3
with the tightening torque shown in Table
2
3
and
4
Qty. Notes
1
14 Tightening torque:
82 N•m
1
12 Tightening torque:
each 142 N•m
6 Tightening torque:
each 82 N•m
HW1480357
159281-1CD
with a chain block,
. Then,
5
from
1
on the
1
on the speed
3
with the
5
54 of 96