Daewoo DE12T - Cam Lobe Height; Cam Surface

3.2. 5. Cam shaft
1) Cam
•
Cam lobe height
Use a micrometer to measure the
cam lobe height and journal diameter.
If the measured value is less than the
specified limit, the camshaft must
replaced.
•
Cam surface
Inspect the cam face for scratch or damage.
•
Slight step wear or damage on the cam face may be corrected with oil stone or oiled grind-
ing paper. But, replace if severely damaged.
2) Cam shaft
•
Clearance between camshaft jour-
nal and camshaft bush
- With an outside micrometer, mea-
sure the camshaft journal diameter.
- Measure the inside diameter of the
camshaft bushing on the cylinder
block using a cylinder bore indicator,
and compare the measured value
with the camshaft outside diameter
to determine the clearance.
<Clearance>
Replace the bushing if the measured
value is beyond the specified limit.
- 67 -
INSPECTION AND MEASUREMENT
C
A
A
BB
D
III
III
EA0M4062
Standard Limit
Cam lobe
Intake N49.37 ~N49.57 N49.00
height (C)
Exhaust N49.09 ~N50.19 N49.00
Cam journal
N59.86 ~N59.88 N59.52
diameter (A,B)
unit : mm
Standard Limit
0.050 ~ 0.128
mm 0.2 mm
EA0M4063
캠 축 베어링
Camshaft bearing