30/ENGINE - WORK ON INDIVIDUAL PARTS
122
19.19
Checking timing assembly
0
0
1
1
0
0
1
1
0
0
2
2
0
0
3
3
0
0
4
4
0
0
5
5
300113-01
–
Clean all parts well.
–
Check the timing chain gear / timing chain sprocket
for damage and wear.
» If there is damage or wear:
–
Replace the timing chain gear / timing chain sprocket.
–
Check timing chain tensioning rail
for damage and wear.
» If there is damage or wear:
–
Change the timing chain tensioning rail.
–
Check timing chain guide rail
for damage and wear.
» If there is damage or wear:
–
Change the timing chain guide rail.
–
Check timing chain securing guide
for damage and wear.
» If there is damage or wear:
–
Replace the timing chain securing guide.
–
Check timing chain
for damage and wear.
» If there is damage or wear:
–
Change the timing chain.
–
Check that the timing chain links move easily. Let the timing chain hang down
freely.
» If the chain links no longer straighten out:
–
Change the timing chain.
19.20
Removing rocker arm
300113-10
–
Remove screws
.
300114-10
–
Screw a suitable screw
into the rocker arm shafts
. Pull out the rocker arm
shafts.
–
Take off the rocker arm
.
19.21
Changing camshaft bearing
–
Remove the rocker arm. (
300226-10
–
Clamp the cylinder head.
Clamping plate (75029050000) (
–
Remove the large camshaft bearing using the special tool
.
Push-out drift (75029051000) (