Beta Max Beta Lite, Operating And Maintenance Procedures

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2-9
Electrical Power Source and Cables
F
Voltage from power source is clean, correct, and properly grounded. Reference
hoist labels for correct voltage.
F
Voltage from power source should not vary by more than 10 percent when the
hoist motor is lifting a load.
F
Verify correct operation of the emergency UP limit switch.
F
UP limit switch bar must show no sign of damage.
F
Electrical cable between the power source and hoist should not exceed 100 feet
(30.5 meters) in length unless the optional Booster Transformer is being used.
F
Electrical power supply cable between the power source and hoist is a minimum
size of #10 gauge wire. Use of a lighter-gauge wire is unacceptable, and use of a
heavier gauge is recommended.
F
Electrical 30-amp interlocking connectors of the proper specification.
F
Control pendant is not cracked or damaged.
F
Control pendant raise/lower buttons are not sticking and work freely.
F
Control pendant emergency stop button is operating correctly.
Scaffold
F
All fasteners/fittings are tight and secure.
F
Structural surface shows no sign of corrosion.
F
Scaffold is properly and securely braced.
F
Scaffold is properly balanced with correct amount of counterweight/ballast.
F
Scaffold is level in all directions and vertical (not leaning).