Husqvarna F2303P0, Руководство по ремонту

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17 .4.22 Checking camshaft
-
Check the camshaft for damage and wear.
If there is damage or wear:
-
Change the camshaft.
-
If the camshaft surface is damaged, check the oil
supply of the camshaft and the rocker arm.
-
Measure the cams of the camshaft.
Camshaft - cam height
17 ENGINE
Exhaust 33.10 ... 33.30 mm (1.3031
... 1.311 in)
Intake 33.90 ... 34.10 mm (1 .3346
... 1.3425 in)
If the measured value does not meet specifications:
-
Change the camshaft.
17.4.23 Checking the timing assembly
•-- -ll'!Y
-
Clean all parts well.
- -e
-
Check the timing chain gear/timing chain sprocket
O
for damage and wear.
If there is damage or wear:
-
Change the camshaft/timing chain sprocket.
-
Check the timing chain tensioning rail
8
for damage and wear.
If there is damage or wear:
-
Replace the timing chain tensioning rail.
-
Check the timing chain guide rail
@)
for damage and wear.
If there is damage or wear:
-
Replace the timing chain guide rail.
-
Check the timing chain securing guide
C,
for damage and wear.
If there is damage or wear:
-
Replace the timing chain securing guide.
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