
SECTION 6 - JLG CONTROL SYSTEM
6-140
3121619
360
3
6
<<<Chassis Output Driver >>>
361
3
6
FRONT AXLE EXTEND VALVE - SHORT TO BAT-
TERY
Short to Battery detected
Check wiring
362
3
6
FRONT AXLE EXTEND VALVE - SHORT TO
GROUND
Short to Ground detected
363
3
6
FRONT AXLE RETRACT VALVE - SHORT TO
BATTERY
Short to Battery detected
364
3
6
FRONT AXLE RETRACT VALVE - SHORT TO
GROUND
Short to Ground detected
365
3
6
REAR AXLE EXTEND VALVE - SHORT TO BAT-
TERY
Short to Battery detected
366
3
6
REAR AXLE EXTEND VALVE - SHORT TO
GROUND
Short to Ground detected
367
3
6
REAR AXLE RETRACT VALVE - SHORT TO BAT-
TERY
Short to Battery detected
368
3
6
REAR AXLE RETRACT VALVE - SHORT TO
GROUND
Short to Ground detected
369
3
6
FRONT AXLE EXTEND VALVE - OPEN CIRCUIT
Open Circuit detected
3610
3
6
FRONT AXLE VALVE - CURRENT FEEDBACK
READING LOST
Current feedback into controller not
detected
Check wiring and coil
3611
3
6
FRONT AXLE RETRACT VALVE - OPEN CIRCUIT Open Circuit detected
Check wiring
3612
3
6
REAR AXLE VALVE - CURRENT FEEDBACK
READING LOST
Current feedback into controller not
detected
Check wiring and coil
3613
3
6
REAR AXLE EXTEND VALVE - OPEN CIRCUIT
Open Circuit detected
Check wiring
3514
3
6
FRONT AXLE VALVE - CURRENT FEEDBACK
READING TOO LOW
Current feedback into controller is below
threshold value
Check wiring and coil
3615
3
6
REAR AXLE RETRACT VALVE - OPEN CIRCUIT
Open Circuit detected
Check wiring
3616
3
6
REAR AXLE VALVE - CURRENT FEEDBACK
READING TOO LOW
Current feedback into controller is below
threshold value
Check wiring and coil
3617
3
6
CHASSIS BRAKE - OPEN CIRCUIT
Open Circuit detected
Check wiring
3618
3
6
CHASSIS BRAKE - SHORT TO BATTERY
Short to Battery detected
Check wiring
3619
3
6
CHASSIS BRAKE - SHORT TO GROUND
Short to Ground detected
Check wiring
3620
3
6
FRONT AXLE VALVE - SHORT TO BATTERY
Short to Battery detected
Check wiring
3621
3
6
REAR AXLE VAVE - SHORT TO BATTERY
Short to Battery detected
Check wiring
430
4
3
<<< ENGINE >>>
431
4
3
FUEL SENSOR SHORT TO BATTERY
The Fuel Sensor reading is >
4.3V.
432
4
3
FUEL SENSOR SHORT TO GROUND
The Fuel Sensor reading is <
0.2V.
433
4
3
OIL PRESSURE SHORT TO BATTERY
The Oil Pressure Sensor reading is > 6.6V.
- Deutz engine only.
434
4
3
OIL PRESSURE SHORT TO GROUND
The Oil Pressure Sensor reading is < 0.1V for
more then 5 seconds.
- Deutz engine only.
- Not reported during engine start.
435
4
3
COOLANT TEMPERATURE SHORT TO
GROUND
The Coolant Temperature Sensor reading is
< 0.1V.
- Deutz engine only.
437
4
3
ENGINE TROUBLE CODE
Displays engine SPN FMI code.
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: ......