JLG 400S Service And Maintenance Manual page 493

Help Message DTC
FUNCTION PREVENTED - FUNC- 0036
TION SELECTED BEFORE
GROUND ENABLE
SKYGUARD ACTIVE – FUNC- 0039
TIONS CUTOUT
KEYSWITCH FAULTY 212
FSW FAULTY 213
FUNCTION PROBLEM - HORN 221
PERMANENTLY SELECTED
FUNCTION PROBLEM - STEER 224
LEFT PERMANENTLY SELECTED
FUNCTION PROBLEM - STEER 225
RIGHT PERMANENTLY
SELECTED
STEER SWITCHES FAULTY 227
FSW INTERLOCK TRIPPED 2211
3121671
Table 6-11. Diagnostic Trouble Code Chart
Fault Condition/Trigger
(For configurable items, fault applies only if
configured. All listed conditions to be met
unless stated otherwise)
Machine is in Ground Mode;
Any of the following Ground inputs become active after
power up, but before Machine Enabled:
Lift;
Swing;
Tower Lift (340AJ, 450AJ);
Telescope;
Platform Level;
Platform Rotate;
Jib Lift (if MACHINE SETUP > JIB = YES)
MACHINE SETUP > SKYGUARD = YES;
Machine is in Platform Mode;
SkyGuard Enabled
UGM Ground Mode input J7-3 input = High;
UGM Platform Mode input J7-2 input = High
The ground footswitch input and platform footswitch
input have been both HIGH or both LOW for greater
than or equal to 1 second
Machine is in Platform Mode;
The Horn switch input = High at Startup
Machine is in Platform Mode;
The Steer Left switch input = High at Startup
Machine is in Platform Mode;
The Steer Right switch input = High at Startup
The Steer Left switch input = High;
The Steer Right switch input = High;
(detectable in Platform or Ground mode)
Machine is in Platform Mode;
The Footswitch is active for more than seven seconds
with no Drive, Steer, or Boom commands
SECTION 6 - JLG CONTROL SYSTEM
Required Control
Conditions Required for Movement
Response or State
and/or to Clear Fault
Assignment
The UGM shall not Enable Controls initialized
the Machine
Response described in Not all of the trigger conditions are met
SkyGuard section
The UGM shall assume a (J7-3 input = LOW) or (J7-2 input = LOW)
station selection of
Ground
The UGM shall not Enable Power Cycled
the Machine
The UGM shall prohibit The Horn switch input = Low
Horn;
Ground and Platform
Alarm are still permitted
The UGM shall prohibit The Steer Left switch input = Low;
Steer Left and Right; Steer Left and Right and full Drive speed
The UGM shall limit Drive permitted after controls are initialized
to Creep
The UGM shall prohibit The Steer Right switch input = Low;
Steer Left and Right; Steer Left and Right and full Drive speed
The UGM shall limit Drive permitted after controls are initialized
to Creep
The UGM shall prohibit The Steer Left switch input = Low;
Steer; The Steer Right switch input = Low;
The UGM shall limit Drive Steer and full Drive speed permitted after
to Creep controls are initialized
The UGM shall disable The footswitch is released
Machine Enable
X X
X X
X X
X X
X X
X X
X X
X X
X X
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