Introduction – Harrington Hoists and Cranes UBC-Universal Beam Clamp User Manual

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3.4.5 Confirm proper operation:

Before operating read and become familiar with Section 4 – Operation/Use.

Before operating ensure that the clamp meets the Inspection, Testing and Maintenance requirements of ANSI/ASME B30.20
and ANSI/ASME B30.16.

Before operating ensure that nothing will interfere with the full range of the lifting system’s operation.

4.0 Operation/Use

4.1

Introduction



Do Not Walk Under a Suspended Load



Operators for lifting systems involving a clamp shall be required to read the operation section of this manual, the warning contained in this
manual, instruction and warning labels on the clamp or lifting system, and operation sections of ANSI/ASME B30.20, ANSI/ASME B30.16
and ANSI/ASME B30.10. The operator shall also be required to be familiar with the hoist and hoist controls before being authorized to
operate the clamp or lifting system.

Clamp users should be trained in proper rigging procedures for the attachment of the clamp to the loads.

Clamp users should be trained to be aware of potential malfunctions of the equipment that require adjustment or repair, and to be
instructed to stop operation if such malfunctions occur, and to immediately advise their supervisor so corrective action can be taken.

Clamp users should have normal depth perception, field of vision, reaction time, manual dexterity, and coordination.

Clamp users should not have a history of or be prone to seizures, loss of physical control, physical defects, or emotional instability that
could result in actions of the operator being a hazard to the operator or to others.

Clamp users should not use a clamp or operate lifting system when under the influence of alcohol, drugs, or medication.

Clamp is intended only for vertical lifting service or freely suspended unguided loads. Do not use clamp for loads that are not lifted
vertically, loads that are not freely suspended, or loads that are guided.



• Read ANSI/ASME B30.20, ANSI/ASME B30.16 and ANSI/ASME B30.10.
• Read the clamp manufacturer’s Operating and Maintenance Instructions.
• Read all labels attached to equipment.
• Do not use a clamp before reading Owner’s Manual.

The beam clamp can be used as a below-the-hook lifting device or an above-the-hoist suspending device. Per the ANSI/ASME B30 standards,
the use of a clamp is subject to certain hazards that cannot be mitigated by engineered features, but only by the exercise of intelligence, care,
common sense, and experience in anticipating the effects and results of utilizing the clamp. Use this guidance in conjunction with other
warnings, cautions, and notices in this manual to govern the operation and use of the clamp.

4.2 Shall’s and Shall Not’s for Operation

WARNING

Improper operation of a clamp can create a potentially hazardous situation which, if not
avoided, could result in death or serious injury, and substantial property damage. To
avoid such a potentially hazardous situation THE OPERATOR SHALL:

NOT lift more than rated load for the clamp.
NOT use a clamp which has been modified without the

manufacturer's approval or certification to be in conformity with
applicable OSHA regulations.

NOT use a clamp when the lifting system is restricted from

forming a straight line from the mounting point to the loading
point in the direction of loading.

NOT use a damaged clamp.
NOT operate a malfunctioning or unusually performing clamp.
NOT use a clamp to lift, support, or transport people.
NOT lift loads over people.
NOT remove or obscure the warnings on the clamp.
NOT use the clamp in such a way that could result in shock or

impact loads being applied to the clamp.

NOT leave load supported by the clamp unattended unless

specific precautions have been taken.

NOT use a clamp that is tagged “Out of Service” or otherwise

designated as nonfunctioning.

NOT use a clamp on which the safety placards or decals are

missing or illegible.

• Make sure the temperature of the load does not exceed the

maximum allowable limits of the lifter.

• Be familiar with clamp adjustments, procedures, and warnings.
• Make sure the unit is securely attached to a suitable support

before applying load.

• Make sure clamp, slings, attachments are properly sized and

rigged.

• Make sure the hoist attached to the clamp is supported at the

hook saddle.

• Make sure load is balanced and load-holding action is secure

before continuing.

• Make sure all persons stay clear of the supported load.
• Report Malfunctions or unusual performances of the clamp and

remove the clamp from service until the malfunction or unusual
performance is resolved.

• Warn personnel before lifting or moving a load.
• Warn personnel of an approaching load.

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