
SECTION 6 - JLG CONTROL SYSTEM
3121619
6-127
FRONT RIGHT STEER SENSOR - DECOUPLED
8
6
8622
✔
✔
✔
✔
✔
FRONT LEFT STEER SENSOR - DECOUPLED
8
6
8623
✔
✔
✔
✔
✔
REAR RIGHT STEER SENSOR - DECOUPLED
8
6
8624
✔
✔
✔
✔
✔
REAR LEFT STEER SENSOR - DECOUPLED
8
6
8625
✔
✔
✔
✔
✔
FRONT LEFT STEER SENSOR - NOT RESPONDING
8
6
8626
✔
✔
✔
✔
✔
FRONT RIGHT STEER SENSOR - NOT RESPONDING
8
6
8627
✔
✔
✔
✔
✔
REAR LEFT STEER SENSOR - NOT RESPONDING
8
6
8628
✔
✔
✔
✔
✔
REAR RIGHT STEER SENSOR - NOT RESPONDING
8
6
8629
✔
✔
✔
✔
✔
FRONT RIGHT STEER SENSOR - SHORT TO GROUND OR OPEN CIRCUIT
8
6
8630
✔
✔
✔
✔
✔
FRONT RIGHT STEER SENSOR - SHORT TO BATTERY
8
6
8631
✔
✔
✔
✔
✔
FRONT LEFT STEER SENSOR - SHORT TO GROUND OR OPEN CIRCUIT
8
6
8632
✔
✔
✔
✔
✔
FRONT LEFT STEER SENSOR - SHORT TO BATTERY
8
6
8633
✔
✔
✔
✔
✔
REAR RIGHT STEER SENSOR - SHORT TO GROUND OR OPEN CIRCUIT
8
6
8634
✔
✔
✔
✔
✔
REAR RIGHT STEER SENSOR - SHORT TO BATTERY
8
6
8635
✔
✔
✔
✔
✔
REAR LEFT STEER SENSOR - SHORT TO GROUND OR OPEN CIRCUIT
8
6
8636
✔
✔
✔
✔
✔
REAR LEFT STEER SENSOR - SHORT TO BATTERY
8
6
8637
✔
✔
✔
✔
✔
ENGINE SHUTDOWN - AXLE LOCKOUT VALVE FAULT
8
6
8651
✔
✔
✔
✔
✔
RIGHT FRONT STEER RIGHT VALVE - OPEN CIRCUIT
8
6
8670
- -
- -
- -
- -
✔
RIGHT FRONT STEER RIGHT VALVE - SHORT TO BATTERY
8
6
8671
- -
- -
- -
- -
✔
RIGHT FRONT STEER LEFT VALVE - OPEN CIRCUIT
8
6
8672
- -
- -
- -
- -
✔
RIGHT FRONT STEER LEFT VALVE - SHORT TO BATTERY
8
6
8673
- -
- -
- -
- -
✔
LEFT FRONT STEER RIGHT VALVE - OPEN CIRCUIT
8
6
8674
- -
- -
- -
- -
✔
LEFT FRONT STEER RIGHT VALVE - SHORT TO BATTERY
8
6
8675
- -
- -
- -
- -
✔
LEFT FRONT STEER LEFT VALVE - OPEN CIRCUIT
8
6
8676
- -
- -
- -
- -
✔
LEFT FRONT STEER LEFT VALVE - SHORT TO BATTERY
8
6
8677
- -
- -
- -
- -
✔
RIGHT REAR STEER RIGHT VALVE - OPEN CIRCUIT
8
6
8678
- -
- -
- -
- -
✔
RIGHT REAR STEER RIGHT VALVE - SHORT TO BATTERY
8
6
8679
- -
- -
- -
- -
✔
RIGHT REAR STEER LEFT VALVE - OPEN CIRCUIT
8
6
8680
- -
- -
- -
- -
✔
RIGHT REAR STEER LEFT VALVE - SHORT TO BATTERY
8
6
8681
- -
- -
- -
- -
✔
LEFT REAR STEER RIGHT VALVE - OPEN CIRCUIT
8
6
8682
- -
- -
- -
- -
✔
LEFT REAR STEER RIGHT VALVE - SHORT TO BATTERY
8
6
8683
- -
- -
- -
- -
✔
LEFT REAR STEER LEFT VALVE - OPEN CIRCUIT
8
6
8684
- -
- -
- -
- -
✔
LEFT REAR STEER LEFT VALVE - SHORT TO BATTERY
8
6
8685
- -
- -
- -
- -
✔
FRONT LEFT AXLE - MOVEMENT WITHOUT COMMAND
8
6
8686
- -
- -
- -
- -
✔
FRONT RIGHT AXLE - MOVEMENT WITHOUT COMMAND
8
6
8687
- -
- -
- -
- -
✔
Table 6-12. Diagnostic Fault Code Chart
Fault Text
Flash 1
Flash 2
DTC
1350
1200
1250
1500
1850
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: ......