JLG 1250AJP Service Manual User Manual
Page 530

SECTION 6 - JLG CONTROL SYSTEM
6-98
– JLG Lift –
3121171
9928
99
28
ENVELOPE CONTROL DISABLED
Envelope Control has been
disabled by the user from
Access Level 0.
- Envelope Control equipped
vehicles only.
9929
99
29
MOMENT CONTROL DISABLED
Moment Control has been
disabled by the user from
Access Level 0.
- Envelope Control equipped
vehicles only.
9930
99
30
STEER SENSORS NOT CALIBRATED
The Steer Sensors have
not been calibrated.
- Chassis Module equipped
vehicles only.
9931
99
31
BOOM SENSORS NOT CALIBRATED
The Boom Sensors have
not been calibrated.
- BLAM equipped vehicles
only.
9932
99
32
LIFT CRACKPOINTS NOT CALIBRATED
The Lift Valves have not
been calibrated.
- 1200S and 1350S only.
9933
99
33
TELESCOPE CRACKPOINTS NOT CALIBRATED
The Telescope Valves
have not been calibrated.
- 1200S and 1350S only.
9934
99
34
DRIVE CRACKPOINTS NOT CALIBRATED
The Drive Valves have not
been calibrated.
- 1200S and 1350S only.
9935
99
35
BLAM SENSOR SUPPLY OUT OF RANGE HIGH
The Boom Angle Sensors
supply voltage is high.
- BLAM equipped vehicles
only.
9936
99
36
BLAM SENSOR SUPPLY OUT OF RANGE LOW
The Boom Angle Sensors
supply voltage is low.
- BLAM equipped vehicles
only.
9937
99
37
LENGTH SENSOR REF VOLTAGE HIGH
The Boom Length Sensors
supply voltage is high.
9938
99
38
LENGTH SENSOR REF VOLTAGE LOW
The Boom Length Sensors
supply voltage is low.
9939
99
39
BLAM HIGH RES A/D FAILURE
The BLAM high resolution
analog to digital converter
has failed.
- BLAM equipped vehicles
only.
9940
99
40
CHASSIS SENSOR SUPPLY OUT OF RANGE HIGH
The Chassis Sensors sup-
ply voltage is high.
9941
99
41
CHASSIS SENSOR SUPPLY OUT OF RANGE LOW
The Chassis Sensors sup-
ply voltage is low.
9942
99
42
BLAM BACKUP COMMUNICATIONS LINK FAULTY
The BLAM backup com-
munications link test was
activated at startup, but no
communication connec-
tion established/main-
tained.
- BLAM equipped vehicles
only.
-1250
9943
99
43
BLAM BACKUP COMMUNICATIONS LOST - HYDRAULICS
SUSPENDED
The BLAM backup com-
munications link was acti-
vated, but no
communication connec-
tion established/main-
tained.
- BLAM equipped vehicles
only.
-1250
9944
99
44
CURRENT FEEDBACK GAINS OUT OF RANGE
The factory set current
feedback gains are out of
range.
9945
99
45
CURRENT FEEDBACK CALIBRATION CHECKSUM
INCORRECT
The factory set current
feedback checksum is not
correct.
Table 6-6. Diagnostic Trouble Code Chart
DTC
Flash
Code
Sequence
Fault Message
Fault Description
Check