Operation Manual

English
14
kgf·cm N·m
150
100
50
0
1500
1000
500
0
0123
kgf·cm N·m
150
100
50
0
1500
1000
500
0
0123
2002000
0
0
Fig. 19
Tightening time: sec.
(Steel plate thickness
t = 25 mm)
Tightening torque
Tightening time: sec.
(Steel plate thickness
t = 25 mm)
Tightening torque
Tightening torque
M16 × 55 F10T (tighening time 3 sec)
kgf·cm N·m
200
120
40
0
2000
1200
400
0
020
806040 100 120 140
80800
1601600
No. of screw tightenings per charge (when using BSL1430)
Fig. 21
Nut
Fig. 20
Explanation of strength grade:
4 — Yield point of bolt: 320 N/mm
2
{32.6 kgf/mm
2
}
8 — Pulling strength of bolt: 400 N/mm
2
{40.8 kgf/mm
2
}
*The following bolt is used.
Ordinary bolt: Strength grade 4.8
High tensile bolt: Strength grade 12.9
)(
Bolt
Steel plate thickness t
When full recharged
When completely
discharged
Ordinary bolt (M12)
High tension bolt (M16)
Ordinary bolt (M16)
High tension bolt (M14)
Ordinary bolt (M14)
Save mode
Power mode
a
High tension bolt (M12)
01Eng_WR14DSL_WE 6/19/08, 17:5014