YASKAWA MOTOMAN-MH5F - Disassembly and Reassembly of B- and T-Axis Timing Belts

8 Disassembly and Reassembly and Adjustment of Timing Belts
8.3 Disassembly and Reassembly of B- and T-Axis Timing Belts
8-5
176183-1CD
HW1483638
MH5S(II)/MH5F
8.3 Disassembly and Reassembly of B- and T-Axis Timing
Belts
• Refer to Fig. 8-3 “Disassembly & Reassembly of B- and T-Axis
Timing Belts”.
 Disassembly
(Refer to section 5.5 “Disassembly and Reassembly of B-Axis Motor” and
section 5.6 “Disassembly and Reassembly of T-Axis Motor”.)
1. Unscrew the hexagon socket button head screws and remove the
cover .
2. Unscrew the GT-SA bolts and remove the B-axis timing belt .
3. Unscrew the hexagon socket button head screws and remove the
cover .
4. Unscrew the GT-SA bolts and remove the T-axis timing belt .
 Reassembly
(Refer to section 5.5 and section 5.6.)
1. Mount the R-axis timing belt and adjust the initial tension of the
timing belt. (Refer to section 8.4 “Adjustment of Timing Belts”.) Then
tighten the GT-SA bolts with the tightening torque shown in
Table 8-3 “B- and T-Axis Timing Belts Parts Checklist”.
2. Mount the B-axis timing belt and adjust the initial tension of the
timing belt. (Refer to section 8.4.) Then tighten the GT-SA bolts with
the tightening torque shown in Table 8-3.
3. Apply Three Bond 1206C to the matching face between the U-arm and
the cover
4. Mount the cover and tighten the hexagon socket button head
screws with the tightening torque shown in Table 8-3.
6
5
2
1
8
7
4
3
Table 8-3: B- and T-Axis Timing Belts Parts Checklist
No. Item Qty. Remark
B-axis timing belt 060S3M396 1
GT-SA bolt M4 (length: 16 mm)
Washer M4
2 Tightening Torque:
2.80 N•m
T-Axis timing belt 060S3M396 1
GT-SA bolt M4 (length: 16 mm)
Washer M4
2 Tightening Torque:
2.80 N•m
Cover HW1301269-2 1
Hexagon socket button head screw M4
(length: 10 mm)
9 Tightening Torque:
1.00 N•m
Cover HW1301269-2 1
Hexagon socket button head screw M4
(length: 10 mm)
9 Tightening Torque:
1.00 N•m
3
2
1
2
5
6
1
2
3
4
5
6
7
8
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