Disassembly And Reassembly Of The L-Axis Motor - YASKAWA MOTOMAN-MH5S Maintenance Manual

MH5S (II) /MH5F
5.2
5 Disassembly and Reassembly of the Motor

5.2 Disassembly and Reassembly of the L-Axis Motor

Disassembly and Reassembly of the L-Axis Motor
• Refer to Fig. 5-2 "Disassembly & Assembly of L-Axis Motor".
 Disassembly
1. Turn OFF the DX100/DX200/FS100 power supply.
2. Unscrew the hexagon socket button head screws
covers on the right and left sides
3. Connect the backup battery with the cable of L-axis motor
(Refer to Chapter 2 "Notes for Maintenance".)
4. Disconnect the cables (both encoder and power-cables) of the L-axis
motor from the internal wiring harness.
1
5. Unscrew the GT-SA bolts
M-base . When remove the motor, support the U-arm to avoid it from
5
rotating.
6. Unscrew the GT-SA bolts
motor .
1
7. Unscrew the hexagon socket head cap screw
pulley .
3
 Reassembly
1. Mount the pulley
2. Attach the conical spring washer to the hexagon socket head cap
screw , then apply LOCTITE 242 to the thread part and tighten it with
4
the tightening torque shown in Table 5-2 "L-Axis Motor Parts
Checklist".
3. Mount the M-base
bolts with the tightening torque shown in Table 5-2.
2
4. Mount the L-axis motor
U-arm and put the timing belt on the pulley
5. Attach the conical spring washers to the GT-SA bolts
with the tightening torque shown in Table 5-2. (Refer to section 8.1
"Disassembly and Reassembly of L- and U-Axis Timing Belts"and
adjust the initial tension of the timing belt.)
6. Connect the cables (both encoder and power-cables) of the L-axis
motor with the internal wiring harness.
1
7. Remove the backup battery.
8. Mount the cover
screws with the tightening torque shown in Table 5-2.
9
9. Turn ON the DX100/DX200/FS100 power supply.
7 8
and remove the L-axis motor
2
and remove the M-base
2
on the L-axis motor
1
3
on the L-axis motor
5
which is reassembled to the step 3 on the
1
and tighten the hexagon socket button head
7 8
5-3
176183-1CD
and remove the
9
.
1
with the
1
from the L-axis
5
and remove the
4
.
and tighten the GT-SA
1
.
3
, tighten them
2
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