Full Inspection Maintenance Table
•
•
•
Check or clean
Replace
•
Refer to Yanmar Engine Manual
•
•
Initial 50 hours only
During use
System
Item
Visual inspection of
•
Engine
engine exterior
Check fuel level.
Refill if necessary
Drain water and sediment
from fuel tank
Drain fuel/water separator
Fuel system
Replace fuel filter element
Check fuel injection timing
Check fuel injector
spray pattern
Check lube oil level
Lubricating
Replace lube oil
•
system
Replace oil filter element
Seawater filter
Check coolant level
Check or replace seawater
Cooling
pump impeller
system
Replace coolant
Clean and check
seawater passages
20
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Contact your authorised Williams Dealer
•
Refer to Yanmar Service Manual
•
After starting
Every
Regular intervals (hours)
use
50
250
500
•
•
•
•
•
•
•
•
•
•
•
•
•
•
Every year (2 years if Long Life), see Yanmar
•
operation manual specifications
End of
System
1000
year
Air intake
•
& exhaust
system
•
Electrical
•
system
•
•
Engine
cylinder head
& block
•
Control
•
•
cables
Reverse
system
Hoses
(fuel & water)
Pump
•
anodes
Shaft seal
reservoir
•
Every
Regular intervals (hours)
Item
use
50
Clean intake silencer
(air cleaner) element
Clean or replace the
exhaust/water mixing elbow
•
Clean the turbocharger
•
Check alarms and gauges
Adjust or replace
•
alternator V-belt
Check electrical connectors
Check for leakages of fuel,
•
engine oil and coolant
Tighten all major
nuts and bolts
Adjust intake/exhaust
•
valve clearance
•
•
Check operation
•
Check and adjust
Replace every 2 years or 2000 hrs, whichever comes first
•
•
Check every 10 hours
End of
250
500
1000
year
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
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