JLG 3246ES Operator Manual - Manual (Page 74)

SECTION 4 - MACHINE OPERATION
4-24 – JLG Lift – 3121165
2-5 Function Prevented
DTC FAULT MESSAGE DESCRIPTION CHECK
251 ELEV ANGLE SENSOR FAULTY - VOLT-
AGE OUT OF RANGE There is a problem with the elevation
angle sensor input. • Check that the platform elevation sensor is securely mounted and
undamaged.
Refer problem to a qualified JLG mechanic.
252 ELEV ANGLE SENSOR HAS NOT BEEN
CALIBRATED The elevation angle sensor has not been
calibrated. Refer problem to a qualified JLG mechanic.
253 DRIVE PREVENTED - CHARGER CON-
NECTED Driving is not possible while the vehicle is
charging. • Check if the charger is connected to off board power source and discon-
nect if desired.
Refer problem to a qualified JLG mechanic.
254 DRIVE & LIFT UP PREVENTED - CHAR-
GER 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 discon-
nect if desired.
Refer problem to a qualified JLG mechanic.
255 PLATFORM OVERLOADED The load sensing system measured plat-
form load is excessive. • Remove excess weight from the platform.
• Check that the platform is not caught on something, preventing up or
down movement.
Refer problem to a qualified JLG mechanic.
256 DRIVE PREVENTED - POTHOLE NOT
ENGAGED Driving is not possible while elevated since
the pot-hole protection system failed to
deploy. • Check for obstructions or mechanical problems around the pot-hole pro-
tection mechanisms.
• Check that the PHP switches are securely mounted.
Refer problem to a qualified JLG mechanic.