Maintenance Schedule; Crane Maintenance - XCMG SQ10SK3Q Operation And Maintenance Manual

•Keep all handles, footplates and services decks free of oil, grease and dirt to prevent
slipping and falls.
•All the components are protected with paint or surface treatment against atmospheric
agents.
•Nevertheless, we recommend you make periodic inspection to check that the protection
treatment is in good condition or not, and treat it again if necessary.
•Before starting, make sure there are not tools, rag, and any other things on the movement
parts.
H.02 Maintenance schedule
Maintenance per 50 hours
Check the leaks for system connections.
Check the leaks for cylinders
Check tightness of mounting bolts.
Maintenance every 450 hours or every 6 months.
Grease slewing unit of column.
Grease articulation points.
Grease telescoping boom.
Grease the piston rod out of cylinder.
Check the wear for sliding pads , replace it if wear.
Replace hydraulic oil filter and air breather filter.
Check the rope and replace it in time.
Maintenance every 900 hours or once a year.
Test hydraulic cylinders
Check tightness of base screw.
Check hydraulic system settings and efficiency of safety devices.
Check tightness of crane mounting bolts.
Check crane structure.
Check/replace adjusting screws and sliding pads.
replace oil
If the crane remains idle more than 6 months, you should take some measure as follows:
Keep the body free of oil, grease and dirt.
Retract all the piston rod of cylinder completely
Grease movement parts
Keep the rope free of dust and grease it with ZG-S grease again.
Stopped in the ventilated storage, it should be covered by waterproof cloth.
Start it once time every month and idling the structure to check it in good condition.
H.03 Crane maintenance
Greasing articulate unit
The articulation points shown in the illustration must be lubricated at the specified intervals.
Inject grease under pressure until it overflow between the elements involved, thereby replacing
the old lubricant.
After greasing, perform several complete movements on all the articulation points and then add a
little more grease.
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徐州徐工随车起重机有限公司
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