JLG 1850SJ Operator Manual - Manual (Page 57)

SECTION 3 - MACHINE CONTROLS AND INDICATORS
3121618 – JLG Lift – 3-13
9. Start/Auxiliary Power
When pushed forward, the switch energizes the
starter motor to start the engine.
When pushed back, it energizes the electrically
operated hydraulic pump, when actuated. (Switch
must be held on for duration of auxiliary pump
use.)The auxiliary pump functions to provide suffi-
cient oil flow to operate the basic machine functions should
the main pump or engine fail. The auxiliary pump will oper-
ate platform rotate, jib lift, jib level, jib telescope, jib stow,
platform level, main boom lift, main telescope and swing.
10. Capacity Select
This switch allows the operator to select
between an operating envelope with a 500 lb.
(227 kg for ANSI markets and 230 kg for CE and
Australia markets) capacity restriction or a 1000
lb. (454 kg for ANSI markets and 450 kg for CE
and Australia markets) capacity restriction.
11. Drive Orientation Override
When the boom is swung over the rear tires
or further in either direction, the Drive Orien-
tation indicator will illuminate when the drive
function is selected. Push and release the
switch, and within 3 seconds move the Drive/Steer control
to activate drive or steer. Before driving, locate the black/
white orientation arrows on both the chassis and the plat-
form controls. Move the drive controls in a direction match-
ing the directional arrows for the intended direction of
travel.