9-073
TROUBLESHOOTING
3-3-5. Vibrator system is overheating
Check point
Cause
Check/Action
1. Oil Level of
Hydraulic Oil Tank
Oil level in hydraulic oil tank is low.
Fill tank until correct oil level is obtained.
2. Oil Cooler
Cooling efficiency is reduced due to clogged
oil cooler fins.
Clean oil cooler fins.
3. Vibrator Circuit
Pressure
If circuit pressure setting is excessively low,
relief valve opens, causing temperature of
hydraulic oil in circuit to rise.
Measure vibrator circuit pressure.
If low, increase relief setting pressure.
•
•
If load is excessively heavy, relief valve
opens, causing temperature of hydraulic oil
in circuit to rise.
Measure vibrator circuit pressure.
If high, decrease vibration load.
•
•
4. Suction Filter for
Charge Pump
Load of charge pump increases due to
clogged filter, causing temperature of
hydraulic oil in circuit to rise.
Clean suction filter or replace it if necessary.
5. Hydraulic Oil Filter 2 Charge circuit pressure increases due to
clogged filter.
Clean hydraulic oil filter 2 or replace it if
necessary.
3-3-6. Abnormal noise from vibrator system
Check point
Cause
Check/Action
1. Vibrator Bearings
Vibrator bearings supporting eccentric shaft
are damaged.
Replace vibrator bearings.
2. Hydraulic Hose
Clamp
Vibrator sound of hydraulic hose is
generated because clamp securing
hydraulic hose is loose.
Tighten bolts of loose hydraulic hose clamp
to specified torque.
3. Suction Filter for
Charge Pump
Cavitation is occurring in charge pump due
to clogged filter.
Clean suction filter or replace it if necessary.
4. Vibrator Motor
Internal bearing of vibrator motor is
damaged.
Repair vibrator motor or replace it if
necessary.
Содержание SV510-III
Страница 1: ...SV510 SHOP MANUAL 3498 6412A 0 ...
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Страница 11: ...SAFETY ...
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Страница 21: ...SPECIFICATIONS ...
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Страница 35: ...ENGINE AND CONTROLS ...
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Страница 45: ...HYDRAULIC SYSTEMS ...
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Страница 77: ...ELECTRICAL SYSTEM ...
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Страница 87: ...VIBRATORY DRUM REAR AXLE ...
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Страница 139: ...BRAKE ...
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Страница 147: ...INSPECTION AND ADJUSTMENT ...
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