SAFE HOIST OPERATING GUIDELINES
General
There is no one single factor that is more important for minimizing
the possibility of personal injury to the operator and those working
in the area, or damage to property, equipment, or material, than
being familiar with the equipment and using Safe Operating
Practices.
Hoists/trolleys are designed for lifting and transporting of material
only. Under no circumstances, either during initial installation or in
any other use, should the hoist be used for lifting or transporting
personnel.
No operator should be permitted to use the equipment that is not
familiar with its operation, is not physically or mentally fit, or has
not been schooled in safe operating practices. The misuse of
hoists can lead to certain hazards which cannot be protected
against by mechanical means; hazards which can only be avoided
by the exercise of intelligence, care, and common sense.
Safe Operating Practices also involve a program of periodic
inspection and preventative maintenance (covered in separate
section). Part of the operator’s training should be an awareness of
potential malfunctions/hazards requiring adjustments or repairs,
and bringing these to the attention of supervision for corrective
action.
Supervision and management also have an important role to play
in any safety program by ensuring that a maintenance schedule is
adhered to, and that the equipment provided for the operators is
suitable for the job intended without violation of one or more of the
rules covering safe operating practices and good common sense.
The Safe Operating Practices shown are taken in part from the
following publications:
•
American National Standard Institute (ANSI)
•
Safety Standards for Crane, Derricks, Hoists
•
ANSI B30.2 - Overhead and Gantry Cranes
•
ANSI B30.16 - Overhead Hoist
Do’s and Don’ts (Safe Operation of Hoists)
The following are Do’s and Don’ts for safe operation of overhead
hoists. A few minutes spent reading these rules can make an
operator aware of dangerous practices to avoid and precautions to
take for his own safety and the safety of others. Frequent
examinations and periodic inspections of the equipment as well as
a conscientious observance of safety rules may save lives as well
as time and money.
DON’TS - HOISTS
1.
Never lift or transport a load until all personnel are clear and
do not transport the load over personnel.
2.
Do not allow any unqualified personnel to operate hoist.
3.
Never pick up a load beyond the capacity rating appearing on
the hoist. Overloading can be caused by jerking as well as by
static overload.
4.
Never carry personnel on the hook or the load.
5.
Do not operate hoist if you are not physically fit.
6.
Do not operate hoist to extreme limits of travel of cable
without first checking for proper limit switch action.
7.
Avoid sharp contact between two hoists or between hoist and
end stops.
8.
Do not tamper with or adjust any parts of the hoist unless
specifically authorized to do so.
9.
Never use the load cable as a sling.
10. Do not divert attention from load while operating hoist.
11.
Never leave a suspended load unattended.
12. Do not use limit switch(es) for normal operating stop(s).
These are safety devices only and should be checked on a
regular basis for proper operation.
13. Never operate a hoist that has an inherent or suspected
mechanical or electrical defect.
14. Do not use load cable as ground for welding. Never touch a
live welding electrode to the load cable.
15. Do not jog controls unnecessarily. Hoist motors are generally
high torque, high slip types. Each start causes an inrush of
current greater than the running current and leads to
overheating and heat failure, or burnout, if continued to excess.
16. Do not operate hoist if load is not centered under hoist.
17. Do not operate hoist if cable is twisted, kinked or damaged.
18. Do not remove or obscure label.
19. Do not permanently activate dead man’s switch.
DO’S - HOISTS
1.
Read and follow manufacturer’s instruction, installation, and
maintenance manuals. When repairing or maintaining a hoist,
use only manufacturer’s recommended parts and materials.
2.
Read and follow all instruction and warning information on or
attached to a hoist.
3.
Remove the hoist from service and thoroughly inspect and
repair, as necessary, if unusual performance or visual defects
(such as peculiar noise, jerky operations, travel in improper
direction, or obviously damaged parts) are noticed.
4.
Establish a regular schedule of inspection and maintain
records for all hoists with special attention given to hooks,
load cables, brakes, and limit switches.
5.
Check operation of brakes for excessive drift.
6.
Never lift loads over people, etc.
7.
Check for damaged hooks and load cable.
8.
Keep load cable clean and well maintained.
9.
Check the load cable for improper seating, twisting, kinking,
wear, or other defects before operating the hoists.
10. Make sure a load clears neighboring stockpiles, machinery, or
other obstructions when raising, lowering, or traveling the load.
11.
Center hoist over load before operating.
12. Avoid swinging of load or load hook when traveling the hoist.
13. Be sure the load attachment is properly seated in the saddle
of the hook. Balance load properly before handling. Avoid
hook tip loading.
14. Pull in a straight line, so that neither hoist body nor load cable
are angled around an object.
15. Take up slack slowly.
16. Know the hand signals for hoisting, cross travel, and crane
travel if working with cab-operated hoists or cranes.
Operators should accept the signals of only those persons
authorized to give them.
2
4/04-Rev. S
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Содержание 150 BX G-Force
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Страница 42: ...Figure B14 300 380 BX Actuator Assembly 41 4 04 Rev S ...
Страница 44: ...Figure C3 Standard Handle Assembly 43 4 04 Rev S ...
Страница 45: ...Figure C4 Standard Handle Assembly 44 4 04 Rev S ...
Страница 46: ...Figure C5 bottom Figure C6 top Standard Handle Assembly 45 4 04 Rev S ...
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Страница 52: ...Figure D3 bottom Figure D4 top Float Mode Handle Assembly 51 4 04 Rev S ...
Страница 53: ...Figure D5 bottom Figure D6 top Float Mode Handle Assembly 52 4 04 Rev S ...
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Страница 55: ...Figure D9 bottom Figure D10 top Float Mode Handle Assembly 54 4 04 Rev S ...
Страница 56: ...Figure D11 Float Mode Handle Assembly 55 4 04 Rev S ...
Страница 58: ...Figure E2 Air Coil Cord Assembly Standard Float Mode 57 4 04 Rev S ...
Страница 59: ...Figure E3 Remote Mount Coil Cord Standard Float Mode 58 4 04 Rev S ...
Страница 60: ...Figure E4 Air Remote Mount Coil Cord Standard Float Mode 59 4 04 Rev S ...
Страница 61: ...APPENDIX F CONTROLS SCHEMATIC DRAWINGS Figure F1 Remote Load Cell Assembly 60 4 04 Rev S ...
Страница 62: ...Figure F2 BX Controls Schematic 61 4 04 Rev S ...
Страница 63: ...APPENDIX G OVERALL G FORCE REFERENCE DIMENSIONS Figure G1 BX G Force 150 Overall Dimensions 62 4 04 Rev S ...
Страница 64: ...Figure G2 BX G Force 300 380 Overall Dimensions 63 4 04 Rev S ...
Страница 65: ...APPENDIX H BX G FORCE HANDLE REFERENCE DIMENSIONS Figure H1 BX G Force Handle Detail Dimensions 64 4 04 Rev S ...
Страница 66: ...APPENDIX I COMPONENT LAYOUT DRAWINGS Figure I1 150 Standard Inline Component Layout 65 4 04 Rev S ...
Страница 67: ...Figure I2 300 380 Standard Inline Component Layout 66 4 04 Rev S ...
Страница 68: ...Figure I3 Standard Remote Mount Component Layout 67 4 04 Rev S ...