Basket Leveling Tilt Reference 1 Out Of Range; Basket Leveling Tilt Reference 2 Out Of Range; Basket Leveling Tilt Sensor 1 Communications Lost - JLG 1250AJP Troubleshooting Manual

1.28 BASKET LEVELING TILT REFERENCE 1 OUT OF RANGE

Flash Code: 8-3
Basket leveling tilt reference 1 out of range. Platform J7, terminal 11 [X169.11] is reading outside of the expected range of
4.9V to 5.1V. This terminal is not used and should not be connected. Check the wiring. An EMS cycle is required. This fault is
present only in software before version P7.0.
Note Pretest Instructions
1.28.1 Cycle power
1.28.2

1.29 BASKET LEVELING TILT REFERENCE 2 OUT OF RANGE

Flash Code: 8-3
Basket leveling tilt reference 2 out of range. Platform J7, terminal 12 [X169.12] is reading outside of the expected range of
4.9V to 5.1V. This terminal is not used and should not be connected. Check the wiring. An EMS cycle is required. This fault is
present only in software before version P7.0.
Note Pretest Instructions
1.29.1 Cycle power
1.29.2

1.30 BASKET LEVELING TILT SENSOR 1 COMMUNICATIONS LOST

Flash Code: 8-3
Basket leveling tilt sensor 1 communications lost. The control system lost serial communications with platform tilt angle sen-
sor #1 (right). A power cycle is required.
Note Pretest Instructions
1.30.1
1.30.2 Check the faults.
1.30.3 Plug platform level sensor 2
(left) [X148] into connector
for platform level sensor 1
(right) [X150]
1.30.4 Disconnect platform level
sensor 1 [X150]. Turn on
machine.
1.30.5 Disconnect platform level
sensor 1 [X150] and plat-
form module J1
3128411
SECTION 1 - FAULT DICTIONARY AND SELECTED TROUBLESHOOTING
Test
Is fault still present?
Inspect harness and at platform module J7. Is
there a wire or short to terminal 11 [X169.11]?
Test
Is fault still present?
Inspect harness and at platform module J7. Is
there a wire or short to terminal 12 [X169.12]?
Test
Is harness from platform level sensor 1 [X150]
plugged into the platform level passthru 1
[X162]? Also, are those connections in good
condition?
Is the fault BASKET LEVELING TILT SENSOR 2
COMMUNICATIONS LOST active?
Does the BASKET LEVELING TILT SENSOR 1
COMMUNICATIONS LOST fault clear?
Measure voltage between platform level sen-
sor 1 pin1[X150.1.pin] and pin 3
[X150.3.pin]. Does it measure about 12VDC?
Is there continuity between platform level sen-
sor 1 pin 2 [X150.2.pin] and platform module
J1 socket 25 [X165.25.soc]?
1250AJP
Result Corrective Action
Yes Go to step 1.28.2
No Troubleshooting complete
Yes Repair/replace harness
No Reprogram/replace platform module
Result Corrective Action
Yes Go to step 1.29.2
No Troubleshooting complete
Yes Repair/replace harness
No Reprogram/replace platform module
Result Corrective Action
Yes Go to step 1.30.2
No Correct wiring
Yes Go to step 1.30.9
No Go to step 1.30.3
Yes Replace original platform level sensor 1 (RIGHT)
[X150]
No Go to step 1.30.4
Yes Go to step 1.30.5
No Go to step 1.30.7
Yes Replace platform level sensor 1 [X150]
No Go to step 1.30.6
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