Yanmar 3JH5E Operation Manual page 73

12/05
: Check or Clean : Replace ●: Contact your authorized Yanmar Marine dealer or distributor
System
Whole Visual inspection of engine
exterior
Fuel Check the fuel level and refill
System if necessary
Drain water and sediment
from fuel tank
Drain the fuel / water
separator
Replace the fuel filter
element
Check the fuel injection
timing
Check the fuel injector spray
pattern
For EPA requirements,
Inspection and
see
Maintenance of EPA
Emission-Related Parts
on page 69
Lubricating Check the
System lube oil level
Replace the
lube oil
Replace the
oil filter
element
Cooling Seawater outlet
System
Check coolant level
Check or replace the
seawater pump impeller
Replace coolant
Clean and check the
seawater passages
JH Series Operation Manual
Item
Daily
See Daily
Checks
on
page 70.


.

Engine

Marine Gear
Engine
Marine Gear
Engine
Marine Gear
(if equipped)

During
Operation

Every year. When Long Life Coolant is used, replace every 2 years.
See Engine Coolant Specifications on page 43.
PERIODIC MAINTENANCE
Periodic Maintenance Interval
Every 50 Every 250
hours or hours or 1
monthly year which-
which- ever ever comes
comes first first
 
Initial 50


 
Initial 50
 
Initial 50
 
Initial 50
 
Initial 50

Every 500 Every 1000
hours or 2 hours or 4
years years
which- ever which- ever
comes first comes first
●
●
*

●
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