PERIODIC MAINTENANCE
6LPA Service Manual
4-7
Periodic Maintenance Schedule
12/05
© 2007 Yanmar Marine International
Marine Drive
System
Check marine drive
oil
c
Refer to the marine drive system operation manual
Check power
steering oil
c
Check power trim oil
c
Check drive oil
c
Freshwater
Cooling
System
Check coolant level
c
Change coolant
Clean and check the
cooling water
passages
c
Clean the cooling
water system
c
Seawater
Cooling
System
Check seawater
outlet discharge
c
During
Operation
Check or replace the
seawater pump
impeller
Check or replace
zinc anodes
Check and replace
the seawater
passages
Piping
Clean or replace the
exhaust / water
mixing elbow
Check or replace the
fuel line and rubber
hoses
c
Electrical
System
Check the alarm
indicators
c
Check the battery
electrolyte level
c
Adjust the tension of
the alternator V belt
or replace the V belt
c
Remote
Control
Handle
Check and lubricate
the remote control
cable operation
c
Adjust the remote
control cable
c
Intake and
Exhaust
System
Wash turbocharger
blower
c
Clean air cleaner
c
Adjust the intake and
exhaust valves
c
Initial 250
c
Lap the intake and
exhaust valves
c
c
: Check or Clean
: Replace
System Item
Periodic Maintenance Interval
Daily
Every
50 hours or
one month
whichever
comes first
Every 125
hours or 6
months
whichever
comes first
Every 250
hours or
one year
whichever
comes first
Every 500
hours or 2
years
whichever
comes first
Every 500
hours or 2
years
whichever
comes first
Every 1250
hours or 5
years
whichever
comes first