Grove Published 3-1-2018, Control # 559-03 3-11
RT9130E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES
When the switch is in the auto mode, the boom sections
extend in a predetermined sequence when telescoping the
boom. The sections retract in the same manner in reverse
order.
When in the manual mode the switch indicator (13) will
illuminate and the boom telescope section select switch is
positioned to either the Tele-1 or Tele-2 position in order to
extend or retract the selected section until it is returned to the
proper position for normal boom synchronization to occur.