8.3.3. Annual maintenance
Take the crane, at least once a year, to a HIAB service workshop for inspection and maintenance.
Carry out the following maintenance at least once a year.
Hydraulic system
• Change the oil tank filler cap.
• Change the hydraulic oil.
• Replace filters.
NOTE
If the crane is being used in hot climates the oil might need to be changed more
often.
Slewing housing
• Change oil in the slewing housing.
Hooks
• Replace missing or faulty parts on link assembly: shafts, safety pins and nuts.
• Replace the hook for a new one if the hook is damaged.
• Replace the latch assembly if it is damaged, missing or malfunctioning.
• Hook 8TN: replace the hook for a new one if the Clevis/Link or Split clevis retaining nuts are
missing or damaged.
• Hook 10TN: replace the two spring/roll pins and the plane bearing for a new ones, at least once
a year.
8.4. Lubrication
WARNING
Follow the lubrication schedule exactly. If you do not do so, you can cause serious
damage to the crane and to add-on equipment.
Type of grease
Use lithium based grease containing EP additives (consistencies 2 and 3 are recommended,
depending on the climate).
Recommended greases:
BP LS EP 2, ESSO UNIWAY EP2 N, AGIP GR MU/EP3, NYNÄS UNIFETT EP.
NOTE
Avoid grease with graphite or molybdenum-disulphide additives.
Maintenance and Service
HIAB K-HiPro 285-425 X4
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