Flywheel - Hatz Diesel 1D30 S Workshop Manual

M 17.00 Flywheel
–
General:
1 D 30 - 31 - 35 - 40 - 41 - 50 only!
Fixation by Allen screws M 10.
1 D 60 - 80 - 81 - 90 only!
Fixation by Allen screws M 12.
Preparations:
Ref.: M-Disassembly cross reference
scheme.
Dismantling:
– Remove in numerical sequence 1...3/4.
For removal always use two studs
(≈ 220 mm) to prevent the flywheel from
falling.
Ensure not to lose centering bushing !
Inspection / repair:
– Check and clean cooling fan if neces-
sary.
Assembly:
– Place centering bushing 4 into corre-
sponding bore in crankshaft.
– Slide flywheel 3 over studs onto crank-
shaft.
Ensure centering bushing 4 remains in
position !
– Assemble in reverse sequence 2...1.
Torque to specification !
3
1D . . / 03.06
Flywheel markings:
OT = TDC / marks in degree
Version I - 1 D 80 only!
Counter mark in top position of adaptor
housing.
The flywheel is marked with three lines
from which the center one is the reference
line.
Degrees before OT / TDC have to be cal-
culated and measured from the reference
line in direction of rotation. 1° = 2,7 mm
Version II
Counter mark on adaptor housing same as
Version I.
OT / TDC-mark and degree numbers
stamped into flywheel.
Version III
Adaptor housing with a control opening
and cast-in counter mark.
Flywheel stamped with OT / TDC and de-
gree marks at the corresponding sector.