Doosan D1146, Установка, эксплуатация и обслуживание

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<Clearance>
Replace the bushing if the measured
value is beyond the specified limit.
•
Run-out
Support the camshaft on two V blocks
and check for run-out using a dial indi-
cator. Correct or replace the cam shaft if
the amount of run-out is beyond the
value indicating need for servicing.
9.2.5. Crankshaft
1) Inspection of crankshaft
(1) Defect check
•
By naked eyes, check for any scratch or
damage on the crankshaft journal and
crank pin.
•
By means of magnetic particle test and
color check, check the crankshaft for
any crack and if found, replace it.
(2) Wear measuring
•
With an outside micrometer measure
the diameter of the crankshaft journals
and pins in the directions as shown, and
c o m p a r e t h e m e a s u r e d v a l u e s t o
determine the amount of wear.
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EA0M4063
Camshaft bearing
Standard Limit
0.12 ~ 0.17 mm 0.24 mm
EA0M4066
Standard Limit
0.05 mm 0.2 mm
EAMD057I
EA0M4066