JLG X23J Operator Manual - Manual (Page 74)

the transport configuration (photocells aligned with the JIB arm).
In case of machine with reduced stabilization area, stabilized in reduced area, the manual
controls from the ground allow the same movements possible from the remote control.
If the admitted working area is exceeded the controls from the ground cannot be used until
the machine returns within the admitted area using the remote control or the controls of
emergency.
PLEASE NOTE THAT ALL THESE OPERATIONS ARE NOT PART OF THE STANDARD
USE OF THE MACHINE BUT CAN BE PUT INTO PRACTICE ONLY AS EMERGENCY
OPERATIONS.
• AERIAL PART PROPORTIONAL VALVE MANUAL CONTROL
The aerial part main proportional valve is positioned in the proportional valves compart‑
ment.
The valve is manually controlled for activation in the case of breakdown.
ATTENTION: NEVER ACTIVATE PROPORTIONAL VALVE MANUAL CONTROL
DURING ROUTINE FUNCTIONING OF THE MACHINE.
TRACK PART HYDRAULIC DISTRIBUTOR
BOOM LIFT MODELS X23J
JLG
70 X23JR0620113
8
13
PROPORTIONAL
VALVE
PROPORTIONAL
VALVE
14
12
10 11
9