
16
16
WIRE CABLE
Wire Cable consists of a core, strands, and wires that comprise a strand. The wire cable fits and wraps onto
grooves on the circumference of the hoist drum that transmits motion to the wire cable. Wire cable sizes are
stated as the diameter of a circle that would enclose the wire cable strands, i.e. 5/16 in., 3/8 in., etc. Each wire
cable size is available in various cable constructions and materials.
Routinely check that the winch wire cable has not become loosely wound. Under load, a loosely wound
spool allows the wire cable to work its way down into the layers of wire cable on the drum. This can
cause the wire cable to become wedged within the body of the windings on the spool and damage the
wire cable. Keep tension on the wire cable during unwinding and rewinding. A good practice is to
inspect and rewind the wire cable under tension after each use.
Routinely check to see that the wire cable is evenly wound on the drum and not bunched to one side of the
winch drum. During winding of the wire cable check to see that the cable is winding evenly on the
drum. If necessary rewind the wire cable under tension making sure that the cable is evenly placed
across the width of the winch drum.
Routinely check the wire cable for evidence of kinking or damage. Replace any cable found to have evi-
dence of kinking or damage.
Loosely wound spool or cable wound at one end of the winch drum allowing it to become
wedged can damage the wire cable and could cause it to break under load resulting in the po-
tential for both property damage and injury.
Fraying and kinking reduces the load capacity of the wire cable. Replace the wire cables im-
mediately if either condition is found.
When replacing the wire cable, be sure to insert the attaching end of the wire cable into the correct end
of the drum hole (See Figure 2). Tighten the set screws securely. Always use a wire cable with minimum break
strength of at least 5,600 lbs.
Use heavy leather gloves when
handling wire cable. Do not
al-
low the wire cable to slide
through bare hands.
Summary of Contents for 2000
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