SECTION 6 - JLG CONTROL SYSTEM
6-132
3121619
23128
2
3
REDUCTION CHECK PRESSURE SENSOR -
OUT OF RANGE LOW
Pressure sensor voltage output < 0.4V for
240ms
Check sensor hardware and wiring
23129
2
3
REDUCTION CHECK PRESSURE SENSOR -
OUT OF RANGE HIGH
Pressure sensor voltage output > 4.5V for
240ms
Check sensor hardware and wiring
23130
2
3
REDUCTION CHECK PRESSURE SENSOR -
HIGH
Pressure transducer reads > 3250 psi for 2
seconds while main dump valve energized
and engine is running
Check sensor hardware and wiring and check relief
setttings
23131
2
3
REDUCTION CHECK PRESSURE SENSOR -
LOW
Pressure transducer reads < 1500 psi for 2
seconds while main dump valve energized
and engine is running
240
24
0
<<< OTHER CONTROLS >>>
250
25
0
<<< FUNCTION PREVENTED >>>
259
2
5
MODEL CHANGED - HYDRAULICS SUS-
PENDED - CYCLE EMS
The model selection has been changed.
2513
2
5
GENERATOR MOTION CUTOUT ACTIVE
Driving is not possible while the vehicle
generator is running AND is configured to
prevent drive.
2514
2
5
BOOM PREVENTED - DRIVE SELECTED
Boom functions are not possible while the
vehicle is being driven AND is configured to
not allow simultaneous drive & boom oper-
ation.
2515
2
5
DRIVE PREVENTED - BOOM SELECTED
Driving is not possible while the vehicle
above elevation AND is configured to pre-
vent drive while above elevation.
2516
2
5
DRIVE PREVENTED - ABOVE ELEVATION
Driving is not possible while Boom func-
tions are selected AND is configured to not
allow simultaneous drive & boom opera-
tion.
2517
2
5
DRIVE PREVENTED - TILTED & ABOVE ELEVA-
TION
Driving is not possible while the vehicle is
tilted and above elevation AND is config-
ured to prevent drive while tilted and
above elevation.
2521
2
5
JIB SWING PREVENTED - IN 1000# MODE
JIB Swing is not possible while the vehicle is
in 1000 LB Mode.
2522
2
5
CAN DONGLE ATTACHED - HYDRAULICS NOT
RESTRICTED
CAN Dongle attached. Very limited restric-
tions for all hydraulics systems.
2546
2
5
MACHINE SETUP FAULT - JIB SWING
2547
2
5
MACHINE SETUP FAULT - MODEL
2587
2
5
RUNNING AT CREEP - PLATFORM LEVELED
UNDER
The control system has determined that the
platform is leveled under and is being con-
sidered to be in a loading/unloading posi-
tion. Boom, Tower, and Level Override
functions will operate at creep speed.
260
26
0
<<<Chassis Inputs >>>
261
2
6
FRONT LEFT AXLE SWING SENSOR - VOLTAGE
OUT OF RANGE LOW
Sensor output < 0.1V
Check sensor hardware and wiring
262
2
6
FRONT LEFT AXLE SWING SENSOR - VOLTAGE
OUT OF RANGE HIGH
Sensor output >4.9V
Check sensor hardware and wiring
Table 6-13. Diagnostic Trouble Code Chart
DTC
Flash
Code
Sequence
Fault Message
Fault Description
Check
Summary of Contents for 1850SJ
Page 1: ...Service and Maintenance Manual Model 1850SJ 3121619 June 29 2018 Rev J AS NZS...
Page 2: ......
Page 21: ...3121619 xvii LIST OF FIGURES FIGURE NO TITLE PAGE NO Thispageleftblankintentionally...
Page 24: ...xx 3121619 LIST OF TABLES TABLE NO TITLE PAGE NO Thispageleftblankintentionally...
Page 50: ...SECTION 2 GENERAL 2 12 3121619 NOTES...
Page 55: ...SECTION 3 CHASSIS TURNTABLE 3121619 3 5 This page left blank intentionally...
Page 56: ...SECTION 3 CHASSIS TURNTABLE 3 6 3121619 Figure 3 4 Axle Hose Routing Sheet 1 of 2...
Page 57: ...SECTION 3 CHASSIS TURNTABLE 3121619 3 7 Figure 3 5 Axle Hose Routing Sheet 2 of 2...
Page 58: ...SECTION 3 CHASSIS TURNTABLE 3 8 3121619 Figure 3 6 Steering Axle Hydraulic Circuit...
Page 61: ...SECTION 3 CHASSIS TURNTABLE 3121619 3 11 Figure 3 9 Turntable Hydraulic System...
Page 92: ...SECTION 3 CHASSIS TURNTABLE 3 42 3121619 Figure 3 39 Swing Bearing Wear Tolerance...
Page 94: ...SECTION 3 CHASSIS TURNTABLE 3 44 3121619 Figure 3 41 Swing Bearing Removal Sheet 2 of 4...
Page 110: ...SECTION 3 CHASSIS TURNTABLE 3 60 3121619 Figure 3 54 Engine Electrical Circuit...
Page 169: ...SECTION 4 BOOM PLATFORM 3121619 4 7 Figure 4 1 Boom Hydraulic System...
Page 173: ...SECTION 4 BOOM PLATFORM 3121619 4 11 Figure 4 2 Boom Assembly Sheet 1 of 9...
Page 174: ...SECTION 4 BOOM PLATFORM 4 12 3121619 Figure 4 3 Boom Assembly Sheet 2 of 9...
Page 175: ...SECTION 4 BOOM PLATFORM 3121619 4 13 Figure 4 4 Boom Assembly Sheet 3 of 9...
Page 176: ...SECTION 4 BOOM PLATFORM 4 14 3121619 Figure 4 5 Boom Assembly Sheet 4 of 9...
Page 177: ...SECTION 4 BOOM PLATFORM 3121619 4 15 Figure 4 6 Boom Assembly Sheet 5 of 9...
Page 178: ...SECTION 4 BOOM PLATFORM 4 16 3121619 Figure 4 7 Boom Assembly Sheet 6 of 9...
Page 179: ...SECTION 4 BOOM PLATFORM 3121619 4 17 Figure 4 8 Boom Assembly Sheet 7 of 9...
Page 180: ...SECTION 4 BOOM PLATFORM 4 18 3121619 Figure 4 9 Boom Assembly Sheet 8 of 9...
Page 181: ...SECTION 4 BOOM PLATFORM 3121619 4 19 Figure 4 10 Boom Assembly Sheet 9 of 9...
Page 187: ...SECTION 4 BOOM PLATFORM 3121619 4 25 Figure 4 16 Boom Assembly Torque Values Sheet 1 of 4...
Page 188: ...SECTION 4 BOOM PLATFORM 4 26 3121619 Figure 4 17 Boom Assembly Torque Values Sheet 2 of 4...
Page 189: ...SECTION 4 BOOM PLATFORM 3121619 4 27 Figure 4 18 Boom Assembly Torque Values Sheet 3 of 4...
Page 190: ...SECTION 4 BOOM PLATFORM 4 28 3121619 Figure 4 19 Boom Assembly Torque Values Sheet 4 of 4...
Page 201: ...SECTION 4 BOOM PLATFORM 3121619 4 39 Figure 4 20 Hose Adjustment...
Page 202: ...SECTION 4 BOOM PLATFORM 4 40 3121619 Figure 4 21 Section 3 Boom Cables...
Page 203: ...SECTION 4 BOOM PLATFORM 3121619 4 41 Figure 4 22 Section 4 Boom Cables...
Page 204: ...SECTION 4 BOOM PLATFORM 4 42 3121619 Figure 4 23 Section 5 Boom Cables...
Page 205: ...SECTION 4 BOOM PLATFORM 3121619 4 43 Figure 4 24 Jib Hydraulics Sheet 1 of 7...
Page 234: ...SECTION 4 BOOM PLATFORM 4 72 3121619 Figure 4 44 Powertrack Shimming Instructions...
Page 239: ...SECTION 4 BOOM PLATFORM 3121619 4 77 Figure 4 49 Powertrack Hose Installation Sheet 1 of 4...
Page 240: ...SECTION 4 BOOM PLATFORM 4 78 3121619 Figure 4 50 Powertrack Hose Installation Sheet 2 of 4...
Page 241: ...SECTION 4 BOOM PLATFORM 3121619 4 79 Figure 4 51 Powertrack Hose Installation Sheet 3 of 4...
Page 242: ...SECTION 4 BOOM PLATFORM 4 80 3121619 Figure 4 52 Powertrack Hose Installation Sheet 4 of 4...
Page 252: ...SECTION 4 BOOM PLATFORM 4 90 3121619 NOTES...
Page 432: ...SECTION 5 BASIC HYDRAULIC INFORMATION HYDRAULIC SCHEMATICS 5 180 3121619 NOTES...
Page 527: ...SECTION 6 JLG CONTROL SYSTEM 3121619 6 95 Figure 6 36 LSS Installation Sheet 1 of 4...
Page 528: ...SECTION 6 JLG CONTROL SYSTEM 6 96 3121619 Figure 6 37 LSS Installation Sheet 2 of 4...
Page 529: ...SECTION 6 JLG CONTROL SYSTEM 3121619 6 97 Figure 6 38 LSS Installation Sheet 3 of 4...
Page 530: ...SECTION 6 JLG CONTROL SYSTEM 6 98 3121619 Figure 6 39 LSS Installation Sheet 4 of 4...
Page 710: ...SECTION 7 BASIC ELECTRICAL INFORMATION ELECTRICAL SCHEMATICS 7 118 3121619 NOTES...
Page 711: ......