Sakai SW880-1, Руководство по ремонту

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11-059
TROUBLESHOOTING
2-4-2. Engine will not start (But starter motor runs)
In case of engine will not start while starter motor runs, generally trouble is caused by that fuel is not supplied,
supply amount of fuel is extremely low, or selection of fuel is not appropriate.
Check that fuel is supplied to inlet of fuel gear pump.
Reference Fig.: 2-4-2
Check point Check/Cause Action
1. Fuel Tank Check that fuel tank is filled with diesel oil.
If quantity is low, fuel is not delivered to fuel system.
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Fill tank with fuel.
Check that there is no water has entered fuel tank.
If water has entered tank, engine does not start.
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Drain water from tank.
Check that quality of diesel oil is sufficient.
If oil does not meet standard, engine may fail.
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Replace fuel in tank with
an appropriate one.
2. water/
Fuel Pre-Filter/
Fuel Filter
(Pressure Side)
Check that water does not cover water-in-fuel (wIF)
sensor in contaminant collection bowl.
If water covers the sensor, engine may not start.
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•
Drain water.
Check filter for clogging.
Insufficient supply of proper fuel due to clogging of filter.
(NOTICE)
Air bleeding should be performed whenever filter is
replaced.
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Replace filter.
Bleed filter.
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3. Fuel Gear Pump Disconnect hose connecting to fuel gear pump and check
that fuel flows out of pump.
If fuel does not flow out of pump, it is not delivered to fuel
system.
(NOTICE)
Air bleeding should be performed whenever fuel gear
pump is replaced.
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•
Replace fuel gear
pump.
Bleed pump.
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4. Hoses Connecting
Between Parts
Check hoses for fuel leakage and clogging.
Hose failure due to deterioration.
(NOTICE)
Air bleeding should be performed whenever fuel hose
is replaced.
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Replace hose.
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