JLG TF6-42 (9150-4003) Operator Manual - Manual (Page 91)

Form No. 20140, Issued 3/03 z z z z z Transformer Series Work Platform Manual
HAND SIGNALS
Standard Signals - When handler work conditions require hand signals, they shall be provided or posted conspicuously
for the use of both signalman and operator. No handler motions shall be made unless signals
are clearly understood by both signalman and operator.
Special Signals - When signals for auxiliary equipment functions or conditions not covered are required,
they shall be agreed upon in advance by the operator and signalman.
Instructions - When it is desired to give instructions to the operator other than provided by the established signal
system, all handler motions shall first be stopped.
EMERGENCY STOP - With both arms
extended laterally, hands open
downward, move arms back and
forth.
STOP - With either arm extended
laterally, hand open downward,
move arm back and forth.
RAISE BOOM - With either arm ex-
tended horizontally, fingers closed,
point thumb upward.
LOWER BOOM - With either arm
extended horizontally, fingers
closed, point thumb downward.
EXTEND TELESCOPIC BOOM - With
both hands clenched, point thumbs
outward.
RETRACT TELESCOPIC BOOM - With
both hands clenched, point thumbs
inward.
MOVE SLOWLY - Place one hand
motionless in front of hand giving
motion signal. (Raise load slowly is
shown)
THIS FAR TO GO - With hands raised
and open inward, move hands
laterally, indicating distance to go.
STOP ENGINE - Draw thumb or
forefinger across throat.