12
Operation & Maintenance Manual
Cyclo® BBB4
Cyclo® BBB4
Torque Arm Installation,
continued
Turnbuckle Type Torque Arm, Tie Rod Type Torque Arm
6
If turnbuckle hex nuts were supplied, secure the turnbuckle position by adjusting
the previously installed turnbuckle nuts .
Unit
Size
Nut Size
[1]
ft•lb
f
(N•m)
A
M20
290 – 319
(392 – 431)
B
M24
507 – 558
(686 – 755)
C
M24
507 – 558
(686 – 755)
D
M24
507 – 558
(686 – 755)
E
M24
507 – 558
(686 – 755)
F
Consult Factory
Table 5 . Nut Tightening Torques
Note: [1]
Bolt Class equal to ISO/JIS Class 8 .8
Tie Rod Type Torque Arm Parts
Item Number
Description
Item Number
Description
1
Flat Washer
7
Rubber Bushings
2
(2) Mounting Brckts or (1) Clevis
8
Washers
3
Hex Bolt
9
Lock Washer
4
Spacer
10
Clevis Pin
5
Threaded Arm
11
Cotter Pin
6
Hex Nut
Table 6 . Tie Rod Type Torque Arm Parts
1
Assemble the torque arm mounting brackets or wishbone clevis to the threaded
arm, as shown in Figure 1 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 this table:
• Insert the clevis pin through the brackets and housing eyelet .
• Insert the cotter pin into clevis pin and secure assembly .
BBB4 Size
Bracket
Bolt Size
[1]
Torque
lb•ft
(N•m)
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 7 . Bolt Tightening Torques
Note: [1]
Bolt Class equal to ISO/JIS Class 8 .8
1
Figure 1 . Tie Rod Type Torque Arm Parts
2
3
4
5
6
6
7
11
2
10 9
6
8
