JLG 400S Service And Maintenance Manual page 507

Help Message DTC
TOWER LIFT UP VALVE – OPEN 33107 The UGM detects an open circuit at this output
CIRCUIT
TOWER LIFT DOWN VALVE – 33109 The UGM detects a short to ground at this output
SHORT TO GROUND
TOWER LIFT DOWN VALVE – 33110
OPEN CIRCUIT
SWING RIGHT VALVE – SHORT 33118 The UGM detects a short to ground at this output
TO GROUND
SWING RIGHT VALVE – OPEN 33119 The UGM detects an open circuit at this output
CIRCUIT
TELESCOPE IN VALVE – SHORT 33120 The UGM detects a short to battery at this output
TO BATTERY
SWING LEFT VALVE – SHORT TO 33122 The UGM detects a short to ground at this output
GROUND
TELESCOPE OUT VALVE – 33123 The UGM detects a short to battery at this output
SHORT TO BATTERY
LIFT VALVES – SHORT TO BAT- 33182 The UGM detects a short to battery at either the Lift Up
TERY
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)
The UGM detects an open circuit at this output
or Lift Down valve
SECTION 6 - JLG CONTROL SYSTEM
Required Control
Conditions Required for Movement
Response or State
and/or to Clear Fault
Assignment
The UGM shall suspend The UGM no longer detects open circuit;
Tower Lift Up and Down Full speed Tower Lift Up and Down permit-
command and revert to ted after controls are initialized
Open Loop Current control
for Tower Lift;
The UGM shall limit Tower
Lift Up and Down to Creep
speed after controls ini-
tialized
The UGM shall prohibit Power Cycled
Tower Lift Up and Down
The UGM shall suspend The UGM no longer detects open circuit;
Tower Lift Up and Down Tower Lift Up permitted after controls are
command and revert to initialized;
Open Loop Current control Full speed Tower Lift Down permitted after
for Tower Lift; controls are initialized
The UGM shall prohibit
Tower Lift Up;
The UGM shall limit Tower
Lift Down to Creep speed
after controls initialized
The UGM shall prohibit Power Cycled
Swing Left and Right
The UGM shall suspend The UGM no longer detects open circuit;
Swing Left and Right com- Full speed Swing Left and Right permitted
mand and revert to Open after controls are initialized
Loop Current control for
Swing;
The UGM shall limit Swing
Left and Right to Creep
speed after controls ini-
tialized
The UGM shall prohibit Power Cycled
Telescope In, Out and Flow
Control
The UGM shall prohibit Power Cycled
Swing Left and Right
The UGM shall prohibit Power Cycled
Telescope In, Out and Flow
Control
The UGM shall prohibit Power Cycled
Lift Up and Down;
The UGM shall open the
Lift Current Feedback low
side FET
X
X
X
X X
X X
X X
X X
X X
X X
6-67