BA 35203_04 * 3.0 * 35203_04_07_Wartung.fm 7-43
Maintenance 7
7.12 Hydraulic system
Important information on the hydraulic system
Burn hazard due to hot hydraulic oil!
Hot hydraulic oil can cause burns to the skin.
► Release the residual pressure in the hydraulic system.
► Let the engine cool down.
► Wear protective equipment.
Contaminated hydraulic oil, lack of oil or wrong hydraulic oil poses a risk of
serious damage to the hydraulic system!
► Take care to avoid dirt when working!
► Always add hydraulic oil using the filling screen!
► Only use authorized oils of the same type
– see “Overview of lubricants” on page 7-12.
► Always add hydraulic oil in time using the filling screen
– see “Adding hydraulic oil” on page 7-46.
► If the hydraulic system is filled with biodegradable oil, then only use
biodegradable oil of the same type for adding oil – observe the sticker
on the hydraulic oil reservoir.
► Have the hydraulic oil only changed by an authorised service centre.
► Immediately contact an authorised service centre if the filter insert is
contaminated with metal chippings, otherwise follow-on damage can
result.
Observe the following before starting maintenance
• Lower the loader unit to the ground.
• Lower all hydraulically controlled attachments to the ground.
• Stop the engine and remove the starting key.
• Switch off the battery master switch (option).
• Use the parking brake to park the machine safely and to prevent it
rolling away.
• Release the pressure in the hydraulic system.
• Wear protective clothes.
• Collect drained hydraulic oil and biodegradable oil in a suitable
container, and dispose of it in an environmentally friendly manner.
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