JLG X14J Operator Manual - Manual (Page 91)

6.5.4 E
MERGENCY DESCENT CONTROLLED FROM THE GROUND IN THE EVENT OF SUDDEN OPERATOR
ILLNESS , WITH THE MOTOR RUNNING AND ELECTRICAL SYSTEM FAULT
This emergency descent function is used only if the operator feels ill while the motor is run‑
ning and the electrical system has broken down or if it is not possible to perform the pre‑
vious emergency operations.
Any movement of the arms must be performed AT THE MINIMUM SPEED POSSIBLE.
‑ Remove the proportional valve adjustment knob from the electric
components compartment and introduce it into the relevant adju‑
stment screw, in the proportional valves compartment.
‑ Screw the knob. THE POSITION OF THE KNOB ADJUSTS
MOVEMENT SPEEDS. SCREWING INCREASES THE SPEED;
ALWAYS CARRY OUT MOVEMENTS AT THE SLOWEST
SPEED POSSIBLE.
‑ Take the key opening the distributor controls’ protection, if any,
from the keys group inside the electrical components compart‑
ment.
‑ Insert the key and open the distributor controls’ protection, if any,
to access the controls.
‑ Move the levers and/or buttons of the ON‑OFF coils accessible
from the lower part of the distributor protection in order to enable
the desired movement following the indications on the sticker
positioned in proximity of the controls..
The sequence of movements is the following:
‑ retract extension arm
‑ fold jib arm
‑ fold first‑second arm
‑ fold third arm.
X14JR0420113
BOOM LIFT MODELS X14J
JLG
87
The sole purpose of the emergency descent from the ground is to bring the basket to the
ground in order to assist the operator, all other uses are prohibited.
During this procedure it is prohibited to perform any operations other than those described
above, for example to extend the telescopic arm or the jib arm, to move the stabilisers and
generally to perform operations that may cause the machine to lose stability.
D ISTRIBUTOR
PROTECTION
A DJUSTMENT
SCREW
A DJUSTING
KNOB
O N ‑ OFF LEVERS / BUTTONS