Ø Ensure there are no loose, broken, or damaged parts on the hoist, trolley, bridge, runway, or electric systems.
Ø Check that the wire rope is reeved and seated in the drum grooves properly.
Ø Verify that the bottom block is not twisted (no two lengths of wire rope should touch).
Ø Check that nothing is contacted or close to open power sources and that enclosures are secured.
Ø Ensure there are no wires pulled from strain reliefs or bushings.
Ø Verify that the pushbutton pendant controls are not damaged (check for cracks, torn parts, or missing labels).
After checking out the crane area and conducting a preliminary equipment checkout, the crane operator can inspect the overhead crane itself for any potential malfunctions or safety hazards.
DAILY EQUIPMENT SAFETY CHECKOUT (POWERED SYSTEMS):
Ø With the pushbutton turned off—check that the buttons are not sticking and operating smoothly. When the button is released, it should always return to the off position automatically.
Ø With the pushbutton turned on—check that the crane warning device operates properly.
Ø Ensure that the hoist hook rises when the button is pushed to the “up” position.
Check that the upper limit switch is functioning properly.
Ø Ensure that all other pushbutton controls are operating properly and moving in the right direction.
DAILY EQUIPMENT SAFETY CHECKOUT (HOOKS):
Ø Check that there’s no more that 10 percent wear on any part of the hook.
Ø Check for bending or twisting and cracks.
Ø Check that safety latches are in place and functioning properly.
Ø Ensure that the hook nut (if visible) is tight and locked to hook.
Ø Make sure that the hook rotates freely without grinding.
DAILY EQUIPMENT SAFETY CHECKOUT (BOTTOM BLOCK ASSEMBLY):
Check bottom block assembly for:
Ø Structural damage
Ø Cracks on any component
Ø Capacity markings are present
Ø Sheaves rotate freely without grinding
Ø Sheaves are smooth
Ø Sheave guards are intact and unbroken