JLG T350 Troubleshooting Manual page 127

3.15 TELESCOPE LIMIT SWITCH
Step Pretest Instructions
3.15.1
3.15.2
3.15.3
3.15.4
3.15.5
3.15.6
3.15.7
3.15.8
3.16 TILT SENSOR
Step Pretest Instructions
3.16.1
3121203
Test
ANALYZER -> DIAGNOS- OP
TICS -> SYSTEM -> TELE
CL
LMT SW
Does the Telescope limit Yes
switch (X041) spring pull the
No
lever into the slot in the
boom?
Voltage on X004.21 = Yes
Vbatt?
No
Voltage on X018.2 = Vbatt? Yes
No
Voltage on X041.2 = Vbatt? Yes
No
Voltage on X041.1 = Vbatt? Yes
No
Voltage on X018.1 = Vbatt? Yes
No
Voltage on X004.25 = Yes
Vbatt?
No
Test
Is the ground module se- Yes
curely mounted in a level po-
No
sition?
T350 T500J
SECTION 3 - COMPONENT CHECKS
Result Corrective Action
Go to step 3.15.2
Possible Cause: 4.1.23, 4.1.10
Go to step 3.15.3
Possible Cause: 4.1.19, 4.1.18
Possible Cause: 4.1.10
Go to step 3.15.4
Wire Orn/Red 49-72 broken. Repair or
replace
Go to step 3.15.5
Black wire broken between X018 and
X041. Repair or replace
Go to step 3.15.6
Possible Cause: 4.1.18
Go to step 3.15.7
White wire broken between X018 and
X041. Repair or replace
Go to step 3.15.8
Wire Yel/Red 2-26-1 or Yel/Red 2-26
broken. Repair or replace
Possible Cause: 4.1.10
Result Corrective Action
Possible Causes: 4.1.17, 4.1.10
Mount ground module securely to
frame, level, and in the upright posi-
tion as in Figure 7-1
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