SECTION 6 - JLG CONTROL SYSTEM
6-114
– JLG Lift –
3121262
3377
33
77
HEAD TAIL LIGHT - OPEN CIRCUIT
There is an Open Circuit to the
Head Light Relay.
- Head Light equipped vehicles
only.
3378
33
78
HEAD TAIL LIGHT - SHORT TO BATTERY
There is a Short to Battery to the
Head Light Relay.
- Head Light equipped vehicles
only.
3379
33
79
HOUR METER - SHORT TO GROUND
There is a Short to Ground to the
Hour Meter.
3380
33
80
HOUR METER - OPEN CIRCUIT
There is an Open Circuit to the
Hour Meter.
- Can be reported during power-
up.
3381
33
81
HOUR METER - SHORT TO BATTERY
There is a Short to Battery to the
Hour Meter.
3385
33
85
PLATFORM LEVEL UP OVERRIDE VALVE - SHORT TO GROUND
There is a Short to Ground to the
Platform Level Up Override
Valve.
- Electronic leveling system
equipped vehicles only.
3386
33
86
PLATFORM LEVEL UP OVERRIDE VALVE - OPEN CIRCUIT
There is an Open Circuit to the
Platform Level Up Override
Valve.
- Electronic leveling system
equipped vehicles only.
3387
33
87
PLATFORM LEVEL UP OVERRIDE VALVE - SHORT TO BATTERY
There is a Short to Battery to the
Platform Level Up Override
Valve.
- Electronic leveling system
equipped vehicles only.
3391
33
91
PLATFORM LEVEL DOWN OVERRIDE VALVE - SHORT TO GROUND
There is a Short to Ground to the
Platform Level Down Override
Valve.
- Electronic leveling system
equipped vehicles only.
3392
33
92
PLATFORM LEVEL DOWN OVERRIDE VALVE - OPEN CIRCUIT
There is an Open Circuit to the
Platform Level Down Override
Valve.
- Electronic leveling system
equipped vehicles only.
3393
33
93
PLATFORM LEVEL DOWN OVERRIDE VALVE - SHORT TO BATTERY
There is a Short to Battery to the
Platform Level Down Override
Valve.
- Electronic leveling system
equipped vehicles only.
3394
33
94
PLATFORM ROTATE LEFT VALVE - SHORT TO GROUND
There is a Short to Ground to the
Platform Rotate Left Valve.
3395
33
95
PLATFORM ROTATE LEFT VALVE - OPEN CIRCUIT
There is an Open Circuit to the
Platform Rotate Left Valve.
3396
33
96
PLATFORM ROTATE LEFT VALVE - SHORT TO BATTERY
There is a Short to Battery to the
Platform Rotate Left Valve.
3397
33
97
PLATFORM ROTATE RIGHT VALVE - SHORT TO GROUND
There is a Short to Ground to the
Platform Rotate Right Valve.
3398
33
98
PLATFORM ROTATE RIGHT VALVE - OPEN CIRCUIT
There is an Open Circuit to the
Platform Rotate Right Valve.
3399
33
99
PLATFORM ROTATE RIGHT VALVE - SHORT TO BATTERY
There is a Short to Battery to the
Platform Rotate Right Valve.
33120
33
120
MAIN TELESCOPE IN VALVE - SHORT TO BATTERY
There is a Short to Battery to the
Main Telescope In Valve.
Table 6-8. Diagnostic Trouble Code Chart
DTC
Flash
Code
Sequence
Fault Message
Fault Description
Check
Summary of Contents for JLG 1500SJ
Page 1: ...Service and Maintenance Manual Model 1500SJ P N 3121262 March 7 2016...
Page 2: ......
Page 24: ...xx JLG Lift 3121262 LIST OF TABLES TABLE NO TITLE PAGE NO This page left blank intentionally...
Page 40: ...SECTION 1 SPECIFICATIONS 1 16 JLG Lift 3121262 NOTES...
Page 62: ...SECTION 3 CHASSIS TURNTABLE 3 12 JLG Lift 3121262 Figure 3 11 Axle Loctite Application...
Page 186: ...SECTION 3 CHASSIS TURNTABLE 3 136 JLG Lift 3121262 Figure 3 72 EMR2 Fault Codes Sheet 1 of 5...
Page 187: ...SECTION 3 CHASSIS TURNTABLE 3121262 JLG Lift 3 137 Figure 3 73 EMR2 Fault Codes Sheet 2 of 5...
Page 188: ...SECTION 3 CHASSIS TURNTABLE 3 138 JLG Lift 3121262 Figure 3 74 EMR2 Fault Codes Sheet 3 of 5...
Page 189: ...SECTION 3 CHASSIS TURNTABLE 3121262 JLG Lift 3 139 Figure 3 75 EMR2 Fault Codes Sheet 4 of 5...
Page 190: ...SECTION 3 CHASSIS TURNTABLE 3 140 JLG Lift 3121262 Figure 3 76 EMR2 Fault Codes Sheet 5 of 5...
Page 202: ...SECTION 3 CHASSIS TURNTABLE 3 152 JLG Lift 3121262...
Page 204: ...SECTION 3 CHASSIS TURNTABLE 3 154 JLG Lift 3121262...
Page 206: ...SECTION 3 CHASSIS TURNTABLE 3 156 JLG Lift 3121262...
Page 216: ...SECTION 3 CHASSIS TURNTABLE 3 166 JLG Lift 3121262...
Page 218: ...SECTION 3 CHASSIS TURNTABLE 3 168 JLG Lift 3121262...
Page 220: ...SECTION 3 CHASSIS TURNTABLE 3 170 JLG Lift 3121262...
Page 222: ...SECTION 3 CHASSIS TURNTABLE 3 172 JLG Lift 3121262...
Page 224: ...SECTION 3 CHASSIS TURNTABLE 3 174 JLG Lift 3121262...
Page 240: ...SECTION 3 CHASSIS TURNTABLE 3 190 JLG Lift 3121262...
Page 244: ...SECTION 3 CHASSIS TURNTABLE 3 194 JLG Lift 3121262...
Page 273: ...SECTION 4 BOOM PLATFORM 3121262 JLG Lift 4 25 Figure 4 6 Boom Assembly Sheet 7 of 7...
Page 305: ...SECTION 4 BOOM PLATFORM 3121262 JLG Lift 4 57 Figure 4 14 Jib Assembly Sheet 2 of 3...
Page 318: ...SECTION 4 BOOM PLATFORM 4 70 JLG Lift 3121262 Figure 4 18 Powertrack Hosing Sheet 2 of 3...
Page 319: ...SECTION 4 BOOM PLATFORM 3121262 JLG Lift 4 71 Figure 4 19 Powertrack Hosing Sheet 3 of 3...
Page 332: ...SECTION 4 BOOM PLATFORM 4 84 JLG Lift 3121262 Figure 4 22 Outer Mid Boom Extend Retract Cables...
Page 333: ...SECTION 4 BOOM PLATFORM 3121262 JLG Lift 4 85 Figure 4 23 Fly Boom Extend Retract Cables...
Page 350: ...SECTION 4 BOOM PLATFORM 4 102 JLG Lift 3121262 Figure 4 29 Rotator Counterbalance Valve...
Page 516: ...SECTION 5 BASIC HYDRAULIC INFORMATION HYDRAULIC SCHEMATICS 5 162 JLG Lift 3121262 NOTES...
Page 536: ...SECTION 6 JLG CONTROL SYSTEM 6 20 JLG Lift 3121262 Figure 6 2 Control System Block Diagram...
Page 545: ...SECTION 6 JLG CONTROL SYSTEM 3121262 JLG Lift 6 29 Figure 6 10 Control Module Location...
Page 704: ...SECTION 7 BASIC ELECTRICAL INFORMATION ELECTRICAL SCHEMATICS 7 60 JLG Lift 3121262 NOTES...
Page 705: ......