Jib Up Solenoid Open Circuit; Jib Up Solenoid Short To Battery - JLG T350 Troubleshooting Manual

SECTION 2 - TROUBLESHOOTING BY FAULT MESSAGES

2.91 JIB UP SOLENOID OPEN CIRCUIT

Distress Lamp: 9
Ground module feedback shows that the Jib Up digital output may be disconnected or the solenoid may be defective.
T500J MODELS ONLY
Functions Disabled: Jib Up
Step Pretest Instructions
2.91.1 Run system test
2.91.2 Disconnect solenoid. Short
X079.1.soc to X079.2.soc
2.91.3 Replace X002.12 with a
jumper to X002.14

2.92 JIB UP SOLENOID SHORT TO BATTERY

Distress Lamp: 9
Ground module feedback shows that Jib Up digital output may be shorted to battery or other function
T500J MODELS ONLY
Functions Disabled: Jib Up
Step Pretest Instructions
2.92.1 Run system test
2.92.2 Disconnect solenoid at X079
and isolate wires
2.92.3 Remove wire Blue 27-3-1
from X002.12
2-82
ADE Code: 3-3
Test
Do other functions fail sys-
tem test?
Rerun System Test
Rerun System Test
ADE Code: 3-3
Test
Do other functions fail sys-
tem test?
Rerun System Test
Rerun System Test
T350 T500J
Result
Yes
No
Analyzer Message "JIB UP VALVE
SHORT TO GROUND"
Analyzer Message "JIB UP VALVE
OPEN CIRCUIT"
Analyzer Message "JIB UP VALVE
SHORT TO GROUND"
Analyzer Message "JIB UP VALVE
OPEN CIRCUIT"
Result
Yes
No
Analyzer Message "JIB UP VALVE
OPEN CIRCUIT"
Analyzer Message "JIB UP VALVE
SHORT TO BATTERY"
Analyzer Message "JIB UP VALVE
OPEN CIRCUIT"
Analyzer Message "JIB UP VALVE
SHORT TO BATTERY"
Corrective Action
Possible Causes: Black ground wire
from X002.14 broken, 4.1.1 other-
wise
Go to step 2.91.2
Go to step 2.91.3
Replace solenoid and/or connector
Go to step 2.91.3
Wire Blue 27-3-1 or Blue 27-3 broken.
Repair or replace
Possible Cause: 4.1.10
Corrective Action
Possible Cause: Black ground wire
broken, 4.1.1, otherwise go to step
2.92.2
Go to step 2.92.2
Replace solenoid
Go to step 2.92.3
Wire Blue 27-3-1 or Blue 27-3 shorted
to battery. Repair or replace
Possible Cause: 4.1.10
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