96
6.2 Checking and tightening screws, bolts, nuts, plug ring nuts
The operation of the following components must be checked. If necessary, the parts must be tightened
with the appropriate tools as indicated in the charts on the following pages.
Clamping forces and tightening torque for bolts with DIN 13 metric thread
Resistance class in accordance with DIN/ISO 898
8.8
Yielding point Rp 0,2 N/mm²
640 for <= M16 / 660 for >=M16
Metric thread
ISO
Cross-section
of the
powered zone
Cross section of the
thread
Clamping
force
For hydraulic
and electrical
torque wrench
Ma’ = 0.9
MD* for the
wrench
DIN 13
AS mm²
A3 mm²
FM kN
MA Nm
MA’ Nm
M12
84.3
76.2
38.5
87
78
M14
115
105
72
140
126
M16
157
144
91
215
193
M18
193
175
117
300
270
M20
245
225
146
430
387
M22
303
282
168
580
522
M24
353
324
221
740
666
M27
459
427
270
1100
990
M33
561
519
335
1500
1350
M36
694
647
395
Bolt determined by measuring
the yielding
M39
817
759
475
M42
976
913
542
1
2
1
3
1
– Bolts and nuts that fasten the lift cylinder
2
– Arm plug ring nuts
3
– Mechanical safety stops
4
– Undercarriage bolts in general
4
Summary of Contents for BiBi 850 HE
Page 6: ...5 Chapter 1 General information...
Page 10: ...9 1 6 Performances H I A B L F E C G...
Page 19: ...18 Chapter 2 Safety information...
Page 24: ...23...
Page 25: ...24 2 3 2 Warning command danger identification and instruction signs...
Page 40: ...39 Chapter 3 Machine Description...
Page 41: ...40 3 1 Structure of the machine 2 4 5 6 7 9 10 11 13 14 19 27 28 15 18...
Page 42: ...41 View from A 20 22 21 23 24...
Page 43: ...42 12 8 25 16...
Page 44: ...43 17 2 26...
Page 45: ...44 3...
Page 56: ...55...
Page 59: ...58 Chapter 4 Instructions for use...
Page 68: ...67...
Page 69: ...68 For more information refer to Engine Use maintenance manual...
Page 71: ...70...
Page 72: ...71 For more information refer to Engine Use maintenance manual...
Page 91: ...90 Chapter 5 Emergency procedures...
Page 94: ...93 Chapter 6 Maintenance...
Page 105: ...104 Electrical panel casing Battery 1...
Page 116: ...115...
Page 117: ...116...
Page 118: ...117...
Page 119: ...118...
Page 120: ...119...
Page 123: ...122...
Page 124: ...123...
Page 125: ...124...
Page 133: ...132...
Page 136: ...135 HATZ ENGINE...
Page 137: ...136...
Page 138: ...137...
Page 139: ...138 Chapter 7 Demolition...
Page 141: ...140 APPENDICES...
Page 142: ...141 Appendix 1 Declaration of conformity...
Page 144: ...143 MANDATORY ROUTINE INSPECTIONS Date Observations Seal Signature...
Page 157: ...156 Appendix 4 Hydraulic diagram Appendix 5 Circuit diagram...