JLG 600SC_660SJC Service Manual - Manual (Page 82)

SECTION 4 - BOOM & PLATFORM
4-42 – JLG Lift – 3120898
32. Next push the (+) key this will now show you the
OEM PART NUMBER of the Superflex.
33. Next push the (+) key this will now show the SERIAL
NUMBER of the Superflex.
34. Now push the (+) key, this will now show you the
DUAL ACTIVATED LEFT & RIGHT mode.
Currently this mode does not apply to the Crawler.
35. Next push the (+) key, this will put you in the
TACHOMETER mode.