16
ENGINE
137
16.4.19 Checking the timing assembly
305601-10
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Clean all parts well.
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Check timing chain gear
for damage and wear.
» If there is damage or wear:
–
Change 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:
–
Change 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.
–
Check timing chain sprocket
for damage and wear.
» If there is damage or wear:
–
Change the timing chain gear/timing chain sprocket.
