JLG X17JPLUS Operator, Safety, And General Maintenance Manual page 122

USING THE MACHINE
Fig. 121 Knob proportional valve aerial part enable
Fig. 122 Aerial part distributor controls
At the end of the emergency operation close the protection, remove the key and
put it back in its original position. Remove the hand pump lever and put it back
in its original position.
120 Boom Lift Models X17JPLUS
MUX17JP021602
5 Activate the
enabling knob.
6 Use the levers and/or
buttons corresponding
to the ON‐OFF coils ac‐
cessible from the bottom
of the distributor pro‐
tection so as to
enable the required mo‐
vement, following the
instructions on the sti‐
cker positioned near the
controls ʺAerial part hy‐
draulic distributor
(p. 74)ʺ and at the same
time operate the hand
pump to obtain the mo‐
vement. The sequence of
movements is the fol‐
lowing:
‐ retract extension boom
‐ fold JIB boom
‐ fold first‐second boom
‐ fold third boom.
valve