SECTION 6 - DIAGNOSTIC TROUBLE CODES
3121273
– JLG Lift –
6-7
2-3 Ground Controls
DTC
FAULT MESSAGE
DESCRIPTION
CHECK
231
FUNCTION PROBLEM - LIFT
PERMANENTLY SELECTED
Lift Switch (Up or Down) in the Ground
Control Box was closed during power-
up.
• Release or repair the switch to clear the message.
• Check if the lift switch is obstructed or jammed.
• Check the lift switch signal and wiring. The lift switch outputs
(24V when closed) are to ground board terminals J1-27, J1-10
(up and down).
• Replace ground board.
• HEALTH (Status LED) - ON
232
GROUND LIFT UP / DOWN
ACTIVE TOGETHER
In Ground Mode, the control system has
detected the Lift Up and Down are active
simultaneously
• Check the Lift Switch and associated wiring in the Ground Control
Box.
• Check if the lift switch is obstructed or jammed.
• Check the lift switch signal and wiring to the ground board. The lift
switch outputs (24V when closed) to ground board terminals J1-
27 (up), J1-10 (down).
• Replace ground board.
• HEALTH (Status LED) - ON
233
FUNCTION PROBLEM -
BRAKE RELEASE PERMA-
NENTLY SELECTED
The manual brake release switch was
closed during power-up.
• Release or repair the switch to clear the message
• Check if the brake release switch is obstructed or jammed.
• Check the brake release switch signal and wiring to the ground
board. The brake release switch input (24V) is from ground board
terminal J1-31, and its output (24V when closed) is to ground
board terminal J1-25.
• If the brakes are released, the machine can be pushed or moved
without drive motor power.
• Replace ground board.
• HEALTH (Status LED) - ON
2-5 Function Prevented
DTC
FAULT MESSAGE
DESCRIPTION
CHECK
253
DRIVE PREVENTED - CHAR-
GER CONNECTED
Driving is not possible while the vehicle
is charging and it is configured to only
allow lifting.
• Check if the charger is connected to off board power source and
disconnect if desired.
• Check ANALYZER -> MACHINE SETUP -> CHARGER INTER-
LOC is set as desired.
• Check that charger's red (positive) battery wire connector termi-
nal is receiving power (24V) from batteries.
• Check signal from charger interlock connector terminal 2 to
ground board terminal J1-26, where 0VDC indicates charging in
process.
• HEALTH (Status LED) - ON
254
DRIVE & LIFT UP PREVENTED
- CHARGER CONNECTED
Drive or lift is not possible while the
vehicle is charging and is configured to
prevent all motion.
• Check if the charger is connected to off board power source and
disconnect if desired.
• Check ANALYZER -> MACHINE SETUP -> CHARGER INTER-
LOC is set as desired. (Must be in ACCESS LEVEL 1 to change.)
• Check that charger's red (positive) battery wire connector termi-
nal is receiving power (24V) from batteries.
• Check signal from charger interlock connector terminal 2 to
ground board terminal J1-26, where 0VDC indicates charging in
process.
• HEALTH (Status LED) - ON
Содержание 1932RS
Страница 1: ...Service Maintenance Manual Models 1932RS 6RS 3248RS 10RS 3121273 April 8 2013...
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Страница 12: ...viii JLG Lift 3121273 TABLE OF CONTENTS NOTES...
Страница 69: ...SECTION 3 CHASSIS SCISSOR ARMS 3121273 JLG Lift 3 37 NOTES...
Страница 73: ...SECTION 3 CHASSIS SCISSOR ARMS 3121273 JLG Lift 3 41 Figure 3 41 Arms and Platform Positioning and Support...