en / 07.01.2000
IB001357
3/4
02
3.
Tightening the big-end bolts.
3.1
,
sequence of operations 1) is only
required if new shells are fitted or the
gap was not measured on
disaassembly.
3.2
Tighten the lower bolts
3
and
4
with a
torque
M = 160 Nm.
3.3
Tighten upper bolts
1
and
2
twice in the
sequence
1 - 2 - 1 - 2
with a torque
M = 160 Nm.
3.4
For checking the tightening operation, place the angle gages (
Fig. 3
/W3) over the bolt head
collars according to the marking and pull the pointer against the stop.
Check the set collars of the gage for freedom. Mark the position of the bolts if you have no
tightening angle gage (tightening angle gages for big-end bolts
3
and
4
shown).
3.5
Tighten the lower bolts
3, 4
with a torque
M = 350 Nm.
3.6
Tighten the upper bolts
1, 2
with a torque
M = 350 Nm.
Achtung:
After tightening big-end bolts 1 and 2 up to a final torque of 350 Nm, tighten bolts 3 and 4
again with the final torque of 350 Nm to avoid a loss of pretension by settling.
Fig. 3
W3
3
4
Содержание M20
Страница 5: ...Technical engine data A1 M20 M601C en 31 10 2001 AA000103 1 1 Technical engine data...
Страница 6: ...Governor data A1 04 en 18 02 2000 AA000097 1 1 Governor data not installed on CD Rom...
Страница 10: ...Acceptance Test Records A1 10 en 16 11 1999 AA000095 1 1 Acceptance test records not installed on CD Rom...
Страница 11: ...Operating instructions A3 M20 M601C en 31 10 2001 AA000108 1 1 Operating instructions...
Страница 30: ...Initial operation Engine A3 05 00 en 14 02 2001 BA000022 1 1 Initial operation...
Страница 44: ...Operational supervision Engine A3 06 00 en 15 02 2001 BA000058 1 1 Operational supervision...
Страница 64: ...Removal from operation Engine A3 07 00 en 16 02 2001 BA000094 1 1 Removal from operation...
Страница 71: ...Danger of frost Engine A3 08 00 en 16 02 2001 BA000106 1 1 Danger of frost...
Страница 83: ...Running in Engine A3 10 00 en 16 02 2001 BA000242 1 1 Running in...
Страница 85: ...Fault tracing Engine A3 11 00 en 19 02 2001 BA000130 1 1 Fault tracing...
Страница 91: ...Emergency operation Engine A3 12 00 en 19 02 2001 BA000142 1 1 Emergency operation...
Страница 102: ...Operating media A4 en 31 10 2001 AA020105 1 1 Operating media...
Страница 106: ...Regulations and care Engine A4 05 00 en 21 02 2001 BA000158 1 1 Regulations and care...
Страница 137: ...Maintenance A5 en 31 10 2001 AA000026 1 1 Maintenance...
Страница 166: ...Periodical schedule Heavy fuel A5 04 02 M20 en 31 10 2001 AA021679 8 8...
Страница 242: ...Bearing Shells Inspection Evaluate A5 05 02 03 07 01 M20 en 13 06 1997 IB001449 3 4 02 1 2 3...
Страница 243: ...Bearing Shells Inspection Evaluate A5 05 02 03 07 01 M20 en 13 06 1997 IB001449 4 4 02 4 5 6...
Страница 435: ...Table of contents A6 01 en 31 10 2001 AA020050 1 1 Tools A6 Table of contents A6 01...