Wharfedale Pro WLA Fly Frame - Manual (Page 17)

WLA Series

Attach suitably rated shackles to the front and rear holes on the center spine
of the fly frame. Use washers to ensure the shackle pins are centered on the
spine.
Attach locking hoist hooks to the shackles on the Fly Frame.
Raise the Fly Frame so that the rear connection points are lined up.
Position an element below the Fly Frame and attach the rear of the element
to the Fly Frame using quick release pins.
Raise the Fly Frame slightly, raise the element and connect the front to the
frame using quick release pins.
Raise the elements again and position another element below it so that the
rear connection points are lined up.
Now repeat through steps 4-6, before each element is out of reach ensure
that all signal cables have been connected and the length of each one is
adequate.
Raise the line array to the desired height.
Adjust the hoists to achieve the desired tilt angle of the array.
Two Point Hang (Limited Space) Procedure - Method 3
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