Joystick Diagnostics; Outrigger Switches - All Set - JLG T350 Troubleshooting Manual

SECTION 3 - COMPONENT CHECKS

3.10 JOYSTICK DIAGNOSTICS

Step Pretest Instructions
3.10.1 Using the analyzer, navigate to
DIAGNOSTICS -> PLAT-
FORM -> X-JOYSTK
3.10.2 Using the analyzer, navigate to
DIAGNOSTICS -> PLAT-
FORM -> Y-JOYSTK
3.10.3 Pull the ground emergency
stop switch and place key
switch in platform position.
Keep the joystick centered
3.10.4 Pull the ground emergency
stop switch and place key
switch in platform position.
Keep the joystick centered
3.10.5
3.10.6

3.11 OUTRIGGER SWITCHES - ALL SET

Step Pretest Instructions
3.11.1
3.11.2 Disconnect X020
3.11.3
3.11.4 Disconnect X020
3.11.5
3.11.6 Disconnect X020
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Test
Is the X-Joystk Voltage Yes
between 2.25 and 2.75?
No
Is the Y-Joystk Voltage Yes
between 2.25 and 2.75?
No
Using a multimeter, is the Yes
voltage between X061.4 and
No
X062.2 between 2.25V and
2.75V?
Using a multimeter, is the Yes
voltage between X061.3 and
X062.2 between 2.25V and
No
2.75V?
Voltage between X061.1 and Yes
X061.2 = 5V (+/- 0.5)?
No
Voltage between X060.5 and Yes
X060.7 = 5V (+/- 0.5)?
No
Test
Analyzer DIAGNOSTICS -> OFF
GROUND -> F-L O/R SET
ON
Test for continuity between Yes
X020.1 and X020.2
No
Analyzer DIAGNOSTICS OFF
GROUND -> F-R O/R SET
ON
Test for continuity between Yes
X020.1 and X020.3
No
Analyzer DIAGNOSTICS OFF
GROUND -> R-L O/R SET
ON
Test for continuity between Yes
X020.1 and X020.4
No
T350 T500J
Result Corrective Action
Go to step 3.10.2
Go to step 3.10.3
Possible Causes: 4.1.23, 4.1.22
Go to step 3.10.3
Go to step 3.10.4
Go to step 3.10.5
Possible Causes: Intermittent Voltage
fluctuation, 4.1.22
Go to step 3.10.5
Possible Causes: 4.1.22
Go to step 3.10.6
Repair broken wire Yel/Red 2-18 or
black between Platform module and
joystick
Possible Causes: 4.1.11
Result Corrective Action
Go to step 3.11.2
Go to step 3.11.3
Possible Causes: Broken Orn/Red 49-
1 or Yel/Red 2-6 Wire, 4.1.10
Possible Causes: 4.1.19, 4.1.20,
4.1.18, broken white or black wire
between X020 and X042
Go to step 3.11.4
Go to step 3.11.5
Possible Causes: Broken Orn/Red 49-
2 or Yel/Red 2-6 Wire, 4.1.10
Possible Causes: 4.1.19, 4.1.20,
4.1.18, broken white or black wire
between X020 and X043
Go to step 3.11.6
Go to step 3.11.7
Possible Causes: Broken Orn/Red 49-
3 or Yel/Red 2-6 Wire, 4.1.10
Possible Causes: 4.1.19, 4.1.20,
4.1.18, broken white or black wire
between X020 and X044
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