ENGINE REPAIR 6A-101
Symmetry between the main bearing journal and
connecting rod journal .
2) Do the control of the symetry according to the drawing.
(2).- Connecting rods journal
(3).- Main bearing journal of the
(5).- Normal Position
Finishing and final crankshaft control after the
mechanical rectifying.
3) Round the edges of oil passages for lubrication of journal
and take away any bits produced during mechanical
rectifying.
4) Dismantle caps of oil passages (4), do some milling of
seatings and thoroughly clean the crankshaft using
appropriate fluid, cylindrical sweeping brushes and air
pressure. Install caps (4), block them adequately and carry
out an impermeabilizing test submiting crankshaft to specified
internal pressure.
Pressure to control caps impermeability of crankshaft:
1,5 bar
2
3
5
max 0,35 mm
max 0,35 mm
± 0,125
4
OF FORM
Circularity
Cylindricality
Parallelism
Perpendicularity
Concentricity or coaxiality
Circled Oscillations
Total Oscillation
OF ORIENTATION
OF LOCATION
OF OSCILLATION
CLASS ATRRIBUTED TO THE CHARACTERISTICS OF THE PRODUCT
GRAPHIC SYMBOL
TOLERANCES CHARACTERISTICS, GRAPHIC SYMBOL
CRITICAL
IMPORTANT
SECONDARY
To Next Page
Loading...
Need help?
General