Electrical system – JLG 4017PS Service Manual User Manual
Page 210

Electrical System
9-52
3706PS, 3707PS, 4014PS, 4017PS, 33.7, 37.6, 37.7
PLATFORM
LEVEL UP
PREVENTED –
INPUT HIGH AT
POWER UP
2114
5000mS
Platform Level Up & Down are
prevented
Machine Setup’s PLATFORM
OPTION is ENABLED; Platform
Mode; PLT J1-9 Platform Level Up
Switch is closed at power-up
Power cycled
PLATFORM
LEVEL DOWN
PREVENTED –
INPUT HIGH AT
POWER UP
2115
5000mS
Platform Level Up & Down are
prevented
Machine Setup’s PLATFORM
OPTION is ENABLED; Platform
Mode; PLT J1-10 Platform Level
Down Switch is closed at power-up
in platform mode
Power cycled
APU SWITCH
INPUT INVALID –
INPUT HIGH AT
POWER UP
2116
5000mS
APU functionality is prevented
Lift Up is prevented above +10°
Telescope Out is prevented once
the boom is fully retracted
Machine Setup’s PLATFORM
OPTION is ENABLED; Platform
Attached; PLT J4-16 APU Enable
Switch is closed at power-up
The switch is
open
momentarily
(1,000mS)
PLATFORM
JOYSTICK NOT IN
NEUTRAL
POSITION AT
POWER UP
2117
5000mS
Main Lift and Telescope functions
are prevented
Machine Setup’s PLATFORM
OPTION is ENABLED; Platform
Mode; platform joystick is not in
neutral position at power-up
The platform
joystick
returns to the
neutral
position
ENGINE PRE-
HEAT
PREVENTED –
INPUT HIGH AT
POWER UP
2118
5000mS
Engine pre-heat is prevented
Cabin Mode is active; UGM J4-20
Engine Pre-Heat is energized at
power-up
Machine Setup’s PLATFORM
OPTION is ENABLED; Platform
Mode is active; PLG J1-23 Engine
Pre-Heat is energized at power-up
The switch is
open
momentarily
(1,000mS)
FRAME LEVEL
RIGHT INPUT –
INVALID SIGNAL
2119
5000mS
Frame Level Left & Right are
prevented
Machine Setup’s MODEL is 4014 or
4017 and the UGM J4-17 Frame
Leveling Right Switch is closed at
power-up
Power cycled
FRAME LEVEL
LEFT INPUT –
INVALID SIGNAL
2120
5000mS
Frame Level Left & Right are
prevented
Machine Setup’s MODEL is 4014 or
4017 and the UGM J4-9 Frame
Leveling Left Switch is closed at
power-up
Power cycled
HYDRAULIC
QUICK CONNECT
INPUT – INVALID
SIGNAL
2121
5000mS
Hydraulic Quick Connect is
prevented
Machine Setup’s HYDRAULIC
QUICK CONNECT is YES; UGM
J7-35 Hydraulic Quick Connect On
is high at power-up
Machine Setup’s HYDRAULIC
QUICK CONNECT is YES; UGM
J3-10 Hydraulic Quick Connect Off
is low at power-up
Machine Setup’s HYDRAULIC
QUICK CONNECT is YES; UGM
J7-35 Hydraulic Quick Connect On
and UGM J3-10 Hydraulic Quick
Connect Off are the same state for
500mS
Power cycled
CONTINUOUS
AUXILIARY
HYDRAULICS
SWITCH HIGH AT
POWER UP
2122
5000mS
Continuous Auxiliary Hydraulics are
prevented
The cabin joystick’s S switch is
closed at power-up
The switch is
open
momentarily
(1,000mS)