JLG X23J - X700AJ Service Manual - Manual (Page 225)

SECTION 3 - CHASSIS & TURNTABLE
3-198 – JLG Lift – 3121448
TROUBLESHOOTING
SELF-DIAGNOSIS AS INDICATED BY THE LED
When the battery is disconnected, self-diagnosis with the
LED is not possible.
The LED for a failure flashes periodically, as shown in the
following figure.
Example: in the case of "2 flashes” the sequence of 0.3
sec. on > 0.3 sec. off > 0.3 sec. on > 1.5 sec. off is
repeated as a cycle.