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4. HYDRAULIC SYSTEM
Trouble
Bucket lacks lifting power.
Bucket lifting speed is slow.
Bubbles in oil.
Oil pressure is too low.
Cylinder vibrates when operating.
Service
• Check the hydraulic oil level and add if
necessary.
• Replace filter in hydraulic tank.
• Replace with specified oil.
• Add oil if needed.
• Bleed air from oil line.
• Add oil and bleed air.
• Add oil.
7-4
Remark
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