GWO Slinger Signaller V2.0
2021-04-01_TS_SLS_V2
Raise the Boom
Boom Up or Raise Boom
Arm extended,
fingers closed, thumb pointing upward.
Lower the Boom
Boom Down or Lower Boom
Arm extended; fingers closed thumb pointing downward.
Slew / Swing
Slew left Slew Right Or Swing left Swing right
Arm extended, point with finger in direction of slew / swing.
Extend the Boom
Boom Out
Both fists in front of body with thumbs pointing outwards.
Global Wind Organisation www.globalwindsafety.org
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