119
Fig. 57. Alignment of marks on flywheel and flywheel housing:
1–flywheel housing; 2–flywheel; 3, 4–flywheel housing indicators;
5–upper hatch plug;
А
–direction of crankshaft rotation
As the marks are aligned should be aligned the mark “A” on
end face coupling with edge of indicator (fig. 58) or with mark “
Б
” on
the indicator (fig. 59) or with indicator tip. If the marks were not
aligned it is necessary to make adjusting.
The succession of the injection advance angle adjusting of
ЯМЗ
-238
БЕ
2 and
ЯМЗ
-238
ДЕ
2 engines (fig. 58):
•
loosen tightness of clamp joint bolt 2 of flange 3 and driving
half-coupling 1;
•
by turn of damper coupling align the mark on coupling with
edge of indicator 8;
•
not forcing down the marks align position
tighten the clamp
joint bolt with torque 16…18 kgf·m. Thus the deviation of a
package of plates from location in one plane should be within
of
±
1 mm. Make the measuring near to places of fastening of
Summary of Contents for ???-238??
Page 18: ...18 Fig 4 Overall Dimensions of Power Units 238 2 238 238 2 238 18...
Page 20: ...20 Fig 6 Engine Longi tudinal Section...
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