JLG 600SC_660SJC Service Manual - Manual (Page 81)

SECTION 4 - BOOM & PLATFORM
3120898 – JLG Lift – 4-41
28. Next push the ENTER key, this will now show the
LEFT LOW RANGE REV settings on the display, the
default setting will blink now letting you know you
can adjust.
29. Next push the ENTER key, this will show the RIGHT
LOW RANGE REV settings on the display, the
default setting will blink now letting you know you
can adjust.
30. Next push the ENTER key, this will now show the
newly adjusted settings if you chose to change,
remember to push the RUN key before shutdown of
the Superflex
31. Next push the (+) key this should put you in the
SYSTEM VOLTAGE mode this is a read only mode.