Maintenance work on the superstructure
8.12 Hook blocks
16.11.2018
Maintenance manual 3 302 756 en 8 - 91
GMK6400
8.12 Hook blocks
8.12.1 Checking the sheaves
• Check the sheaves in the hook blocks for damage, wear, mobility and
extreme soiling.
Have damaged, worn, stiff or extremely soiled sheaves replaced by
Manitowoc Crane Care or an authorised GROVE dealer or your repair crew.
8.12.2 Lubricating
• Comply also with the running-in regulations; à p. 4 - 1.
Grease, spare
parts, tools
– Grease gun from the tool set.
Prerequisites – The hook block has been reeved at least twice; à Operating manual.
Lubrication On the hook blocks supplied, the sheaves, crossheads and load hooks of the
axial bearings are greased.
H
The sheaves on the hook block often have no grease nipple and are
maintenance-free.
• Check all hook blocks for grease nipples. Hook blocks with grease
nipples
must be serviced, hook blocks without grease nipples are
maintenance-free.
s
Lubricating
grease
Designation
to DIN 51502
Specifications
Classification
GROVE part no.
Grease KP - 1K - 50 DIN 51825 03233369
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