User Manual

4.2 Shall’s and Shall Not’s for Operation
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Improper operation of a hoi st can crea te a p otentiall y haz ardous
situation which, i f not avoided, could resul t in death
or serious
injury, and subs tantial pro perty da mage. To av oid such a
potentially haz ardous situ ation THE OPERAT OR SHALL:
• NOT l ift more than rated load for the hoist.
• NOT operate unless load is centered under hoist.
• NOT use damaged hoist or hoist that is not working
properly.
• NOT use hoist with twisted, kinked, damaged, or
worn chain.
• NOT use hoist if the bottom hook is capsized
(double fall hoists - see Section 3.2).
• NOT use the hoist to lift, support, or transport
people.
• NOT l ift loads over people.
• NOT apply load unless load chain is properly
seated in the load sheave (and idle sheave for hoist
with two chain falls).
• NOT use the hoist in such a way that could result in
shock or impact loads being applied to the hoist.
• NOT attempt to lengthen the load chain or repair
damaged load chain.
• NOT operate hoist when it is restricted from forming
a straight line from hook to hook in the direction of
loading.
• NOT use load chain as a sling or wrap load chain
around load.
• NOT apply the load to the t ip of the hook or to the
hook latch.
• NOT apply load if binding prevents equal loading
on all load-supporting chains.
• NOT operate beyond the limits of the load chain
travel.
• NOT operate hoist with missing/damaged chain
springs, cushion rubbers, stoppers or striker plates.
• NOT leave load supp orted b y the hoist u nattended
unless specific precautions have been taken.
• NOT allow the chain, or hook to be used as an
electrical or welding ground.
• NOT allow the chain, or hook to be touched by a
live welding electrode.
• NOT remove or obscure the warnings on the hoist.
• NOT operate a hoist on which the safety placards
or decals are missing or illegible.
• Be familiar with operating controls, procedures, and
warnings.
• Make sure the unit is securely attached to a
suitable support before applying load.
• Make sure load slings or other approved single
attachm ents are proper ly sized, r igged, and seate d
in the hook saddle.
• Take up slack carefully - make sure load is
balanced and load-holding action is secure before
continuing.
• Make sure all persons stay clear of the supported
load.
• Protect the hoist’s load chain from weld splatter or
other damaging contaminants.
• Report Malfunctions or unusual performances
(including unusu al noises) of the hoist and remove
the hoist from service until the malfunction or
unusual performance is resolved.
• Make sure hoist limit switches function properly .
• Warn personnel before lifting or moving a load.
• Warn personnel of an approaching load.
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