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Fault code troubleshooting information -40 – JLG 340AJ Service Manual User Manual

Page 284

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SECTION 6 - JLG CONTROL SYSTEM

6-40

– JLG Lift –

3121259

Table 6-10. Fault Code Troubleshooting Information

Help Message

DTC

Condition Producing DTC

Control System Response or

Machine Condition

Corrective Action/

Operational Requirement

for Function Movement

and/or to Clear Fault

EVERYTHING OK or
GROUND MODE OK

001

1

The platform station (EVERYTHING OK) or ground station (GROUND
MODE OK) is selected and the system detects no problems exist.

No response required.

-

RUNNING AT CUTBACK – OUT
OF TRANSPORT POSITION

0010

1

Tower Elevation Switch shows tower is elevated out of transport
position

or

Boom Elevation Switch #1 shows boom elevated out of transport
position

or

Boom Elevation Switch #2 shows boom elevated out of transport
position

Machine is considered Out Of
Transport Position

Lower boom into transport
position

FSW OPEN

0011

1

Machine is in Platform Mode
Drive/Steer or Boom function control is activated when Footswitch
not engaged

Machine is not allowed to enter
the Machine Enabled state

Release controls, Engage Foot-
switch and reactivate Drive/
Steer and/or Boom function
control

RUNNING AT CREEP - CREEP
SWITCH OPEN

0012

1

Machine is in Platform Mode
Platform creep switch is turned on

Creep Mode is active

Turn Platform creep switch off

RUNNING AT CREEP - TILTED
AND ABOVE ELEVATION

0013

1

Fault RUNNING AT CREEP - CREEP SWITCH OPEN (DTC 0012) is not
active
Machine is Out Of Transport Position
Machine chassis is considered Tilted

Creep Mode is active

Lower Machine and place on
firm, level surface

RUNNING AT CREEP – PLAT-
FORM STOWED

0030

1

Platform is in Stowed Position

Lift Down and Level Down
function speed maximums are
limited to Ground Creep

Raise Platform from Stowed
Position

FUEL LEVEL LOW – ENGINE
SHUTDOWN

0031

Engine Shutdown has occurred due to Fuel Level being EMPTY

Machine prohibits engine
cranking and throttle functions

Add fuel to fuel tank

APU ACTIVE

0035

Emergency Descent Mode is active

Operation specified in Emer-
gency Descent Mode section

Stop using Emergency Descent
Mode

KEYSWITCH FAULTY

212

Both Ground and Platform Keyswitches are energized at the same
time

The Control System assumes a
station selection of Ground

On Analyzer under DIAGNOS-
TICS-->SYSTEM-->PLAT-
FORM SELECT (and GROUND
SELECT), activate Platform and
Ground keyswitches to deter-
mine fault location; then trou-
bleshoot wiring and/or
keyswitch.

FSW FAULTY

213

The ground footswitch input and platform footswitch input have
been both engaged or disengaged for a time period greater than or
equal to 1 second

Machine does not allow any
functions

Use the Emergency Stop Switch
to cycle power