Sumitomo Cyclo BBB4 - Torque Arm Installation; Torque Arm Introduction; Turnbuckle Type Torque Arm

Quick Start Guide Cyclo® BBB4 15
Tie Rod Torque Arm Installation
Procedure
1
Assemble the torque arm mounting brackets or wishbone clevis to
the threaded arm, and attach the torque arm assembly to the bevel
housing, at the housing corner eyelet, using the pin and cotter pin.
Tighten mounting bolts according to the values listed in Table10.
• Insert the clevis pin through the brackets and housing
eyelet.
• Insert the cotter pin into clevis pin and secure assembly.
Item Description Item Description
1 Flat Washer 7 Rubber Bushing
2 (2) Mounting Brackets or (1) Clevis 8 Washers
3 Hex Bolt 9 Lock Washer
4 Spacer 10 Clevis Pin
5 Threaded Arm 11 Cotter Pin
6 Hex Hut
BBB4 Size
Bracket
Bolt Size
[1]
Torque
ft-lb (Nm)
4A 2 x M16 152 – 167 (206 – 227)
4B 2 x M20 290 – 319 (392 – 431)
4C 2 x M24 507 – 558 (686 – 755)
4D 2 x M24 507 – 558 (686 – 755)
4E
2 x M24 507 – 558 (686 – 755)
4F
Consult Factory
Table 10. Bracket Bolt Tightening Torque
Note: [1] Bolt ISO/JIS Class 8.8
1
2
3
5
6 6
7
8
4
2
4
9
10
11
Table 9. Tie Rod Type Torque Arm Parts
Figure 2. Tie Rod Type Torque Arm