18 ENGINE
18.4.19 Checking the camshafts
308667-10
Check the camshaft for damage and wear.
If there is damage or wear:
-
Change the camshaft.
If the surface of the cams is damaged, check the oil supply to the
camshaft and cam lever.
Check the autodecompressor for damage and wear.
If there is damage or wear:
-
Change the exhaust camshaft.
Slide the camshaft bearing to the camshaft gear.
Pull lever
O
away from camshaft and release it.
If the lever does not return to its original position:
-
Change the exhaust camshaft.
162
18.4.20 Checking the pivot points of the camshafts
308668-10
Check the pivot points of the camshafts.
If there is damage or wear:
-
Change the cylinder head with the camshaft bearing bridge.
Position the camshafts.
✓ The valves are not activated.
Insert the
Plastigauge
clearance gauge in area
G.
I
Plastigauge
clearance gauge (60029012000) (
�
p. 291)
Position camshaft bearing bridge
O.
Mount and tighten the screws.
Guideline
Screw, camshaft bearing
bridge
•
Info
M7x1
14 Nm
(10.3 lbf ft)
Lubricated with
engine oil
I
Ensure that the dowel pins are seated properly.
Do not turn the camshaft.
Remove camshaft bearing bridge
O
again. Compare the
Plastigauge
clearance
gauge with the specifications on the packaging.
Guideline
Camshaft bearing - sleeve bearing
Radial clearance
0.020 ... 0.054 mm (0.00079 ...
0.00213 in)
Wear limit
0.065 mm (0.00256 in)
Info
The width of the
Plastigauge
clearance gauge is a measure of the bearing
play.
Summary of Contents for FE 350 2015
Page 2: ......