
○: Check or Clean ◊: Replace ●: Contact your authorized Yanmar marine dealer or distributor
System Item Periodic Maintenance Interval
Daily Every 50
hours or
monthly
which-
ever
comes
first
Every
125
hours or
6
months
which-
ever
comes
first
Every
250
hours
or one
year
which-
ever
comes
first
Every
500
hours
or 2
years
which-
ever
comes
first
Every
1000
hours
or 4
years
which-
ever
comes
first
Every
1250
hours
or 5
years
which-
ever
comes
first
Lubricating
System
Check the
engine oil
level
○
Change
the engine
oil
◊
Initial 50
◊
Replace
the engine
oil filter
element
◊
Initial 50
◊
Wash the
engine oil
cooler
●
Marine
Drive
System
Check
marine
drive oil
○
Refer to the marine drive system operation manual.
Check
power
steering oil
○
Check
power trim
oil
○
Check
drive oil
○
Fresh
Water
Cooling
System
Check
coolant
level
○
Change
coolant
◊
Clean and
check the
cooling
water
passage
●
Clean the
cooling
water
system
●
PERIODIC MAINTENANCE
6LPA Series Operation Manual 55
© 2007 Yanmar Marine International
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