TABLE 3. TROUBLESHOOTING AND GENERATOR SET FAULTS (Continued)
Fault-Problem
Possible reasons
Remedies
Speed lamp is turned on.
Excessive output voltage,
Excessive output
frequency
Circuit breaking fuse error
Check and replace the circuit
breaking fuse
There may be a fault on the fuel
system
Repair fuel leaks in the fuel system
and remove air bubbles remaining
in the system.
There may be air inside the fuel
system
Bleed the air of fuel system
properly.
Voltage adjustment regulator is
faulty
Correct the adjustments
Alternator is faulty
Contact an authorized dealership.
Speed lamp is turned on.
Excessively low output
voltage, Excessively low
output frequency
PTO takes too much energy from
the engine
Disable the PTO.
Excessive electrical load
Turn off the devices with high
resistance (electrical loads like spot
lights, heaters, big A/Cs, water
heaters etc.)
There may be a fault on the fuel
system
Repair fuel leaks in the fuel system
and remove air bubbles remaining
in the system.
There may be air inside the fuel
system
Bleed the air of fuel system
properly.
Fuel quality may be improper
Use fuel with quality conforming
with the specifications specified by
engine manufacturer
Engine operating air is inadequate
Provide air required for the ignition
of the engine
Voltage adjustment regulator is
faulty
Correct the adjustments
Alternator is faulty
Contact an authorized dealership.
Speed lamp is turned on.
Engine is not operating
with adequate speed.
PTO takes too much energy from
the engine
Disable the PTO.
Electrical charge in startup is too
much.
Reduce electrical load.
Inadequate battery charge, loose
contact in battery cables and
connection points
Clean the terminals. Check battery
charge and cables. Tighten
connections.
Improper oil for the operating
conditions may be used
Use proper oil for the operating
conditions.
6
–4
Содержание MG 309
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