7
Maintenance
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Daily Inspection and Periodic Inspection
Sufficiently lubricate the load chain and idle sheave.
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Before use, make sure that the limit switch properly works in lifting under no load.
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Failure to follow these precautions may cause serious accidents leading to serious or even fatal injury.
DANGER
COMPULSORY
CAUTION
Use properly the hoist in accordance with operational instructions as carrying out the daily
•
and periodic inspections.
Periodically lubricate the needle bearing in the idle sheave by using the grease gun through
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two grease nipples.
Idle sheave
Outer ring
Thrust needle bearing
Inner ring
Grease nipple
Sheave shaft
Bearing
Fasten the bolts and screws with the proper torque.
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Failure to follow these precautions may cause serious injury or property damage.
COMPULSORY
In addition to the inspection items in the ER2 Series Electric Chain Hoist Owner's Manual (separate volume), please also
check the Twin Hook Electric Chain Hoist on the following items for the daily and periodic inspections. With reference to
"Criteria" of the inspection items in the ER2 Electric Chain Hoist (250kg to 5t) Owner's Manual, please turn to the points
for the same capacity as that (total capacity) of Twin Hook Electric Chain Hoist.
