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Man D 2842 LE 301 User Manual

Man D 2842 LE 301
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Torque guide values
175
Retightening the cylinderhead bolts following a repair
(engine cold)
Before inserting the cylinderhead bolts, apply
engine oil to the thread (not the threaded hole)
and coat the seating surface of the bolt head with
installation paste “Optimoly White T”. Do not use
oils or oil additives containing MoS
2
. The bolts
are to be tightened using the rotation angle
method according to tightening schedule “2” as
follows.
D 1rd pretightening = to 10 Nm
D 2rd pretightening = to 80 Nm
D 3rd pretightening = to 150 Nm
D 4th pretightening = 90°
D Final tightening = 90°
Set the valve clearance.
Intake side / injection nozzle
1
3
4
2
6
5
Exhaust side
Tightening schedule “2”
Retightening the cylinder-head bolts following a repair
(Engine cold or warm)
After the first 10 20 to 1 4 hours of operation, following a repair, tighten the cylinderhead bolts in the
order specified in the tightening schedule “1” by 90° (2/4 turn).
The cylinderhead bolts to be retightened must not be loosened; they are to be tightened further from
their current position by 90° (1/4 turn).
Attach the sticker “First retightening of cylinder-head bolts ...” (remove sticker that might already be
attached).
After the first 400 hours of operation, following a repair, tighten cylinderhead bolts 1 to 4 in the order
specified in the tightening schedule “1” by another 90° (1/4 turn).
The two outer bolts (intake and exhaust side) must not be retightened.
Attach sticker “Second retightening of cylinderhead bolts ...”.
Note:
When the head has been removed, the cylinder head gasket must always be replaced.

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Man D 2842 LE 301 Specifications

General IconGeneral
BrandMan
ModelD 2842 LE 301
CategoryEngine
LanguageEnglish

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