Jib Up Solenoid Short To Ground; Joystick Faulty - X Axis Wiper Out Of Range - JLG T350 Troubleshooting Manual

2.93 JIB UP SOLENOID SHORT TO GROUND

Distress Lamp: 9
Ground module feedback shows that Jib Up digital output may be shorted to ground or the solenoid may be defective
T500J MODELS ONLY
Functions Disabled: Jib Up
Step Pretest Instructions
2.93.1 Disconnect solenoid at X079
and isolate wires
2.93.2 Remove wire Blue 27-3-1
from X002.12

2.94 JOYSTICK FAULTY - X AXIS WIPER OUT OF RANGE

Distress Lamp: 9
The joystick X-axis (side to side when facing the console) wiper signal input is outside the acceptable voltage range. The
wiper wire being off, the wiper wire shorted to B+, or the wiper wire shorted to B- (ground) could cause this difficulty
Functions Disabled at Platform Only: Swing Left, Swing Right, Telescope In, Telescope Out, Front Left O/R, Front Right O/R,
Rear Left O/R, Rear Right O/R, Set (Extend O/R), Stow (Retract O/R)
Step Pretest Instructions
2.94.1
2.94.2 Hold the joystick at the left
extent. Using the analyzer,
navigate to DIAGNOSTICS ->
PLATFORM -> X-JOYSTK
2.94.3 Hold the joystick at the right
extent. Using the analyzer,
navigate to DIAGNOSTICS ->
PLATFORM -> X-JOYSTK
2.94.4 Place key switch in platform
position and pull the emer-
gency stop switches.
2.94.5 Disconnect X061. Place key
switch in platform position
and pull the emergency stop
switches.
2.94.6 Place key switch in platform
position and pull the emer-
gency stop switches.
3121203
SECTION 2 - TROUBLESHOOTING BY FAULT MESSAGES
ADE Code: 3-3
Test
Rerun System Test
Rerun System Test
ADE Code: 2-2
Test
Does the joystick return to
the centered position when
moved?
Is the X-Joystk Voltage
between 0.75 and 2.25
Volts?
Is the X-Joystk Voltage
between 2.75 and 4.25
Volts?
Measured voltage between
X061.1 and X061.2 = 5V?
Measured voltage between
X060.5 and X60.7 = 5V?
Measured voltage between
X060.6 and X060.7 between
0.75 and 2.25 Volts?
T350 T500J
Result
Analyzer Message "JIB UP VALVE
OPEN CIRCUIT"
Analyzer Message "JIB UP VALVE
SHORT TO GROUND"
Analyzer Message "JIB UP VALVE
OPEN CIRCUIT"
Analyzer Message "JIB UP VALVE
SHORT TO GROUND"
Result
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Corrective Action
Repair/Replace solenoid
Go to step 2.93.2
Wire Blue 27-3-1 or Blue 27-3 shorted
to ground. Repair or replace
Possible Cause: 4.1.10
Corrective Action
Go to step 2.94.2
Possible Cause: 4.1.22
Go to step 2.94.3
Go to step 2.94.4
Possible Cause: 4.1.26, 4.1.23
Go to step 2.94.4
Go to step 2.94.6
Go to step 2.94.5
Possible Cause: Short or Open in Yel/
Red 2-18 or Black joystick ground,
4.1.22
Possible Cause: 4.1.11
Possible Cause: Short or Open in Orn/
Red 49-22
Possible Cause: 4.1.22
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