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accurate lubricating is performed. High-quality lubricating grease (lithium base grease
(GB7324-87)) shall be used.
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clamp springs and other parts to check whether the
connection is normal or tightened.
Note: all foundation bolts shall be securely tightened. If some screws are damaged and
do not work, the lifter shall be closed till the bolts are replaced.
Every six mon
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parts.
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occurs upon rising and falling period, appropriate amount of lubricating oil shall e
applied to wheel shaft.
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to guarantee the
horizontal rising and falling.
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Note: lubricating oil shall be applied to interior angle for each vertical column to make
friction of slide block reduce to minimum and guarantee uniform hoist.
Maintenance for hydraulic system
Cleaning and oil change
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cleaned and oil shall be replaced. Later, the hydraulic system shall be cleaned once a
year. Meanwhile, the oil shall be replaced.
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After this machine is put into use for a period of time, careful inspection shall be made if
oil leakage phenomenon is found. If the oil leakage phenomenon is caused by wear of
sealing materials, such sealing materials shall be timely replaced in accordance with
original specification.
