M 03.00 Bearing Flange - Hatz Diesel 1D30 S Workshop Manual

M 03.00 Bearing flange

- 11 -
General:
At the very early stages of serial produc-
tion certain engines have been equipped
with a reverse-run safety device fitted into
the bearing flange.
This device was later replaced by the anti-
kick-back starting handle.
In case of any failure respectively repair
and/or replacement contact your nearest
HATZ-Distributor.
Preparations:
Ref.: M-Disassembly cross reference
scheme.
Dismantling:
It is of utmost importance to remove the
two cyl.-head screws 1 flywheel side be-
fore disassembling the bearing flange.
– Remove in numerical sequence 2...3.
– Remove bearing flange 4 using Hex.- or
Allen screws M 8 as jacking screws.
– Remove thrust ring 5 from either bearing
flange or crankshaft.
– Remove „O"-Ring 6 and oil seal 7.
– Check condition of main bearing before
removal.
– Remove main bearing 8 toward direction
of oil seal.
For removal use tool - 11 -
3
1D . . / 03.06
Inspection / repair:
– Visual inspection.
Inspection of main bearing should be
carried out before removal!
NOTE:
Dimensions measured in fitted condition.
– Check thrust ring 5 for wear and / or any
other damage.
– Install bearing 8 firmly in place.
For assembly use tool - 11 -.
Make sure lube oil groove faces TOP i.e.
towards cyl.-head screws.
A setback of 1 mm against bushing flush
has to be obtained.
– Install oil seal 7 firmly in place.
A setback of 1.5 mm against sealing
flush has to be obtained.
– Put „O"-Ring 6 onto bearing flange.
– Apply some grease to bearing flange
and place thrust ring 5 firmly into its
position.
NOTE:
Lube oil pockets on thrust ring facing front!
Assembly:
– Warm crankcase (at least around the
bore) up to approximately 80 °C / 175 °F.
– Apply sealing agent B onto bearing
flange (see drawing).
– Install bearing flange firmly in place.
Ensure thrust ring 5 remains in position
during assembly.
– Assemble in reverse sequence 3...2.
NOTE:
Pay attention to flat washers and Hex.-nuts.
Washers hardened !
Hex.-nuts property class - 10 !
– Tighten Hex.-nuts crosswise and uni-
formly.
Torque to specification !
– Assemble cyl.-head screws 1.