3 — EQUIPMENT MAINTENANCE
21
ERROR CODE DEFINITIONS
The DISPLAY PANEL located on the ground control panel indicates the present
operating status of the boom lift. If an error condition is detected by the control
processor during start-up or operation, the appropriate error code will be
displayed on this panel.
Refer to Table 3-2 for a comprehensive list of Error Code Definitions and
solutions.
Table 3-2. Error Code Definitions
ERROR MESSAGE DEFINITION OF ERROR COMMENTS
001
MACHINE IS IN DOWN ONLY
MODE
Machine was either never leveled, outriggers not
lowered, or machine went out of level with use.
Retract boom to travel position
and extend outriggers using
AUTO
LEVEL
button.
002
LOSS OF PLATFORM
COMMUNICATION
Ground control lost communication with platform
control.
Check for unplugged or damaged
platform control cable.
005
PLATFORM CONTROL HAS
STUCK KEY
Platform control detected a stuck or pressed key
on power up.
Turn key switch off and on again
without pressing any buttons.
008
GROUND CONTROL HAS
STUCK KEY
Ground control detected a stuck or pressed key
on power up.
Turn key switch off and on again
without pressing any buttons.
009
BOOM UP WITHOUT
OUTRIGGERS ON GROUND
Ground control detected the boom is up and all
outriggers are not on the ground
Retract boom to travel position
and extend outriggers using
AUTO
LEVEL
button.
010
LEVEL SENSOR HAS
ERRATIC OUTPUT
The ground control detected an erratic output
from the level sensor.
Retract and extend outriggers
using
AUTO LEVEL button.
015 MACHINE IS NOT LEVEL Machine has gone out of level with use.
Retract and extend outriggers
using
AUTO LEVEL.
016 LIFT BOOM
A boom rotate, extend, or retract function
requested with boom down.
Raise boom from travel position.
017 STOW BOOM An outrigger function requested with boom up.
Retract and lower boom to travel
position.
021 OPEN CIRCUIT PRIMARY UP
A load of less than 70mA detected in primary up
circuit on power-up.
Check for faulty boom up
solenoid coil and wiring.
022
SHORTED CIRCUIT
PRIMARY UP
Excessive load detected in primary up circuit on
power-up.
Check for faulty boom up
solenoid coil and wiring.
023
OPEN CIRCUIT PRIMARY
DOWN
A load of less than 70mA was detected when
primary down circuit was energized
Check for faulty boom down
solenoid coil and wiring.
024
SHORTED CIRCUIT
PRIMARY DOWN
Excessive load detected when primary down
circuit was energized.
Check for faulty boom down
solenoid coil and wiring.
025
OPEN CIRCUIT SECONDARY
UP
A load of less than 70mA detected in secondary
up circuit on power-up.
Check for faulty boom up
solenoid coil and wiring.
026
SHORTED CIRCUIT
SECONDARY UP
Excessive load detected in secondary up circuit
on power-up.
Check for faulty boom up
solenoid coil and wiring.
027
OPEN CIRCUIT SECONDARY
DOWN
A load of less than 70mA detected when
secondary down circuit was energized
Check for faulty boom down
solenoid coil and wiring.
028
SHORTED CIRCUIT
SECONDARY DOWN
Excessive load detected when secondary down
circuit was energized.
Check for faulty boom down
solenoid coil and wiring.
029 OPEN CIRCUIT JIB UP
A load of less than 70mA detected in jib up circuit
on power-up.
Check for faulty jib up solenoid
coil and wiring.
030 SHORTED CIRCUIT JIB UP
Excessive load detected in jib up circuit on
power-up.
Check for faulty jib up solenoid
coil and wiring.
