Electrical system – JLG 4017PS Service Manual User Manual
Page 211

9-53
3706PS, 3707PS, 4014PS, 4017PS, 33.7, 37.6, 37.7
Electrical System
a. Platform Controls (22X)
JOYSTICK
TRIGGER SWITCH
ACTIVE AT
POWER UP
2123
5000mS
The cabin joystick trigger is
prevented (Stabilizers, Boom Float)
The cabin joystick’s trigger is
pressed at power-up
The push
button is
released
(150mS)
JOYSTICK LEFT
ROLLER NOT IN
THE NEUTRAL
POSITION AT
POWER UP
2124
5000mS
The ARF roller is prevented (Fork
Tilt or Telescope)
The cabin joystick’s left roller (ARF)
is not neutral at power-up
The roller
returns to
neutral
(150mS)
JOYSTICK RIGHT
ROLLER NOT IN
THE NEUTRAL
POSITION AT
POWER UP
2125
5000mS
The ARR roller is prevented
(Auxiliary Hydraulics, Hydraulic
Quick Connect)
The cabin joystick’s right roller
(ARR) is not neutral at power-up
The roller
returns to
neutral
(150mS)
BOOM RIDE
ENABLE SWITCH
NOT IN THE OFF
POSITION AT
POWER UP
2130
5000mS
Boom Ride is prevented
Machine Setup’s BOOM RIDE is
YES; AM J1-3 Boom Ride Switch is
closed at power-up
The switch is
open
momentarily
(500mS)
HELP MESSAGE
DTC
CABIN
ALARM
ACTIONS
TRIGGER
LATCH
CONDITION
PLATFORM LEVEL
– CONFLICTING
INPUT SIGNALS
2225
5000mS
Platform Level Up & Down are
prevented
Platform Mode; PLT J1-9 Platform
Level Up Switch and PLT J1-10
Platform Level Down Switch are
closed at the same time
Power cycled
PLATFORM
ROTATE –
CONFLICTING
INPUT SIGNALS
2226
5000mS
Platform Rotate Left & Right are
prevented
Platform Mode; PLT J1-8 Platform
Rotate Left Switch and PLT J1-7
Platform Rotate Right Switch are
closed at the same time
Power cycled
FUNCTION
ENABLE
INTERLOCK –
ENABLE SWITCH
NOT SELECTED
FIRST
2227
5000mS
Platform controls are prevented
Platform Mode; Function Enable
Switch is engaged after any of the
following:
Platform Level Down Switch (PLT
J1-10) is closed
Platform Rotate Left Switch (PLT
J1-8) is closed
Platform Rotate Right Switch (PLT
J1-7) is closed
Platform Lift Joystick (PLT J5-3) is
not neutral
Platform Telescope Joystick (PLT
J5-4) is not neutral
The platform
switch is
opened and
the platform
joystick
returns neutral
FUNCTION
ENABLE
INTERLOCK – NOT
SELECTED IN
TIME
2228
-
Platform controls are prevented
Platform Mode; Function Enable
Switch is engaged (PLT J7-8
Function Enable Switch is open;
UGM J7-15 Function Enable
Switch is closed); 7,000mS expired
before a hydraulic function was
activated
Function
Enable Switch
is not
engaged