Yanmar 3JH5E - After Initial 50 Hours of Operation

PERIODIC MAINTENANCE
JH Series Operation Manual 71
12/05
Checking and Refilling Marine Gear
Oil
Refer to the Operation Manual for the
marine gear.
Checking the Battery Electrolyte
Level
Check the battery electrolyte level before
use. See Checking the Battery
Electrolyte Level (Serviceable Batteries
Only) on page 78.
Checking the Alternator Belt
Check the belt tension before use. See
Checking and Adjusting the Alternator
V-ribbed belt Tension on page 73.
Checking the Remote Control
Handle
Check the operation of the remote control
handle and ensure it moves smoothly. If it
is hard to operate, grease the joints of the
remote control cable and lever bearings. If
the lever is too loose, adjust the remote
control cable. See Checking and Adjusting
Remote Control Cables on page 74.
Checking the Alarm Indicators
When operating the start switch on the
instrument panel, check that there is no
alarm message on the display and the
alarm indicators work normally. See
Control Equipment on page 23.
Preparing Fuel, Oil and Coolant in
Reserve
Prepare sufficient fuel for the days
operation. Always store engine oil and
coolant in reserve (for at least one refill)
onboard, to be ready for emergencies.
Perform the following maintenance after
the initial 50 hours of operation.
• Draining the Fuel Tank
• Changing the Engine Oil and
Replacing the Engine Oil Filter
Element
• Changing the Marine Gear Oil and
Replacing the Marine Gear Oil Filter (If
Equipped)
• Checking and Adjusting the
Alternator V-ribbed belt Tension
• Inspecting and Adjusting
Intake / Exhaust Valve Clearance
• Checking and Adjusting the Remote
Control Cables
• Adjusting Propeller Shaft Alignment
Draining the Fuel Tank
Figure 1
Note: Optional fuel tank shown. Actual
equipment may differ.
After Initial 50 Hours of
Operation
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