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2
6 Maintenance
Checking valve clearance
Every 1500 operating hours.
48 Checking / adjusting valve clearance
Checking the valve clearance must be done
with a cold engine, that is an engine which
did not run for at least 6 hours.
49 Remove upper cover
• Close the sea cock.
• Disconnect the hoses (1) and (2).
• Remove the 4 bolts and remove the upper
cover.
50 Remove the V-belt protection cover
• Loosen the the screws -the screws can be
loosened without tools and they have an-
ti-loss rings- and remove the V-belt protec-
tion.
n
ote
After checking / adjusting the valve clearance
re-install the V-belt protection and the upper
cover and re-connect the hoses.
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Summary of Contents for D-LINE VD4.120
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