SECTION 6 - JLG CONTROL SYSTEM
6-48
– JLG Lift –
3121290
3/3
(Continued)
PVG VALVE OPEN CIRCUIT
1250AJP ONLY.
PVG VALVE SHORT TO BATTERY
1250AJP ONLY.
FOX SPARE OUTPUT SHORT TO
GROUND
Fox machines ONLY.
FOX SPARE OUTPUT SHORT TO
BATTERY
Fox machines ONLY.
FOX SPARE OUTPUT OPEN CIRCUIT Fox machines ONLY.
HOUR METER OPEN CIRCUIT
This fault cannot be detected during normal operation. It may be
reported during self test.
RESTRICTED TO TRANSPORT –
AXLE LOCKOUT VALVE STB OR OC
Machines with electrically released oscillating axles configured
ONLY. A short to battery or open circuit has been detected on axle
lockout valve and machine is restricted to transport position.
RESTRICTED TO TRANSPORT –
PARKING BRAKE STB
Machines with electrically released oscillating axles configured
ONLY. A short to battery has been detected on parking brake valve
and machine is restricted to transport position.
3/4
Flash code 3/4 indicates a driver problem on a platform valve
block valve driver. All driver faults are detected in a similar man-
ner. Open circuit faults are detected when analog feedback
reads too high and output is commanded off. Short to ground is
detected when analog feedback reads low and output is com-
manded on. Short to battery is detected when analog feedback
reads Vbat and output is commanded off. Not reported during 2
second power-up. An EMS cycle is required.
6
BASKET UP SHORT TO BATTERY
BASKET UP SHORT TO GROUND
BASKET UP OPEN CIRCUIT
BASKET UP SHORT TO BATTERY OR
OPEN CIRCUIT
Machines with electronic basket leveling ONLY.
BASKET DOWN SHORT TO BATTERY
BASKET DOWN SHORT TO
GROUND
bASKET DOWN OPEN CIRCUIT
BASKET DOWN SHORT TO BATTERY
OR OPEN CIRCUIT
Machines with electronic basket leveling ONLY.
BASKET LEFT SHORT TO BATTERY
BASKER LEFT SHORT TO GROUND
BASKET LEFT OPEN CIRCUIT
BASKET RIGHT SHORT TO BATTERY
BASKET RIGHT SHORT TO GROUND
BASKET RIGHT OPEN CIRCUIT
JIB UP SHORT TO BATTERY
JIB UP SHORT TO GROUND
JIB UP OPEN CIRCUIT
JIB DOWN SHORT TO BATTERY
JIB DOWN SHORT TO GROUND
JIB DOWN OPEN CIRCUIT
JIB LEFT SHORT TO BATTERY
Table 6-6. Help Fault Codes, Displayed Faults, and Descriptions
Flash Code
Fault Displayed on Analyzer
Description
Priority
Summary of Contents for 450A II Series
Page 46: ...SECTION 3 CHASSIS TURNTABLE 3 6 JLG Lift 3121290 Figure 3 4 Drive Hub 4WD Front Only ...
Page 79: ...SECTION 3 CHASSIS TURNTABLE 3121290 JLG Lift 3 39 Figure 3 32 Swing Bearing Drive ...
Page 101: ...SECTION 3 CHASSIS TURNTABLE 3121290 JLG Lift 3 61 Figure 3 42 Auxiliary Pump ...
Page 113: ...SECTION 3 CHASSIS TURNTABLE 3121290 JLG Lift 3 73 Figure 3 53 EMR2 Fault Codes Sheet 1 of 5 ...
Page 114: ...SECTION 3 CHASSIS TURNTABLE 3 74 JLG Lift 3121290 Figure 3 54 EMR2 Fault Codes Sheet 2 of 5 ...
Page 115: ...SECTION 3 CHASSIS TURNTABLE 3121290 JLG Lift 3 75 Figure 3 55 EMR2 Fault Codes Sheet 3 of 5 ...
Page 116: ...SECTION 3 CHASSIS TURNTABLE 3 76 JLG Lift 3121290 Figure 3 56 EMR2 Fault Codes Sheet 4 of 5 ...
Page 117: ...SECTION 3 CHASSIS TURNTABLE 3121290 JLG Lift 3 77 Figure 3 57 EMR2 Fault Codes Sheet 5 of 5 ...
Page 159: ...SECTION 3 CHASSIS TURNTABLE 3121290 JLG Lift 3 119 ...
Page 161: ...SECTION 3 CHASSIS TURNTABLE 3121290 JLG Lift 3 121 ...
Page 163: ...SECTION 3 CHASSIS TURNTABLE 3121290 JLG Lift 3 123 ...
Page 165: ...SECTION 3 CHASSIS TURNTABLE 3121290 JLG Lift 3 125 ...
Page 173: ...SECTION 3 CHASSIS TURNTABLE 3121290 JLG Lift 3 133 Sensor Transducer Type ...
Page 177: ...SECTION 3 CHASSIS TURNTABLE 3121290 JLG Lift 3 137 Sensor Transducer Type ...
Page 179: ...SECTION 3 CHASSIS TURNTABLE 3121290 JLG Lift 3 139 ...
Page 181: ...SECTION 3 CHASSIS TURNTABLE 3121290 JLG Lift 3 141 ...
Page 183: ...SECTION 3 CHASSIS TURNTABLE 3121290 JLG Lift 3 143 ...
Page 185: ...SECTION 3 CHASSIS TURNTABLE 3121290 JLG Lift 3 145 ...
Page 187: ...SECTION 3 CHASSIS TURNTABLE 3121290 JLG Lift 3 147 ...
Page 203: ...SECTION 3 CHASSIS TURNTABLE 3121290 JLG Lift 3 163 ...
Page 207: ...SECTION 3 CHASSIS TURNTABLE 3121290 JLG Lift 3 167 ...
Page 217: ...SECTION 4 BOOM PLATFORM 3121290 JLG Lift 4 5 Figure 4 2 Boom Limit Switches ...
Page 310: ...SECTION 5 HYDRAULICS 5 70 JLG Lift 3121290 NOTES ...
Page 312: ...SECTION 6 JLG CONTROL SYSTEM 6 2 JLG Lift 3121290 Figure 6 2 Controller Block Diagram 0 ...
Page 370: ...SECTION 6 JLG CONTROL SYSTEM 6 60 JLG Lift 3121290 NOTES ...
Page 394: ...SECTION 7 BASIC ELECTRICAL INFORMATION SCHEMATICS 7 24 JLG Lift 3121290 NOTES ...
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