TABLE 3. TROUBLESHOOTING AND GENERATOR SET FAULTS (Continued)
Fault-Problem
Possible reasons
Remedies
Speed alarm lamp is
turned on. Engine is
stopped by itself
Leakage in fuel system
Repair fuel leaks in the fuel system
and remove air bubbles remaining
in the system.
Leakage in cooling system
Check the connection points to
repair properly and remove the
leaks Add coolant to proper level
Leakage in lubrication system
Check the connection points to
repair properly and remove the
leaks
There is no response form
electronic remote control
panel module
Remote operation control switch on
the generator is “OFF”
Turn the Remote operation
control switch “ON”
Emergency stop button or DC
protection switch is turned off
Turn the emergency stop button
or DC protection switch “ON”
Inadequate battery charge, loose
contact in battery cables and
connection points
Clean the terminals. Check
battery charge and cables.
Tighten connections.
AC circuit breaking fuse (is
passing to off position)
Excessive load
Short circuit in the electrical
installation of the vessel. Check
the electrical installation
Circuit breaker is faulty.
Replace with a new one.
Engine is not running
PTO takes too much energy from
the engine
Disable the PTO.
Inadequate fuel in fuel tank
Check whether there is enough
fuel to operate the generator in
the main fuel tank.
There may inadequate fuel supply
Check for any blockage in fuel
rails and check the valves.
There may be air inside the fuel
system
Bleed the air of fuel system
properly.
Inadequate battery charge, loose
contact in battery cables and
connection points
Clean the terminals. Check
battery charge and cables.
Tighten connections.
Engine operating air is inadequate
Provide air required for the
ignition of the engine
Engine exhaust system may be
blocked
Remove the blockages properly.
There may be air or fuel leakages
in the engine.
Repair properly.
Fuel filter may be blocked or faulty
Replace the fuel filter
Fuel quality may be improper
Use fuel with quality conforming
with the specifications specified
by engine manufacturer
Improper oil for the operating
conditions may be used
Use proper oil for the operating
conditions.
6
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Summary of Contents for MG 309
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