JLG 150HAX Operator Manual - Manual (Page 42)

SECTION 3 - MACHINE CONTROLS AND INDICATORS
3-6 – JLG Lift – 3121213
Ground Control Remote Box
NOTE: If equipped, the Function Enable switch must be held
down in order to operate Main Boom Telescope, Tower
Lift, Swing, Main Lift, Platform Level Override, and Plat-
form Rotate functions.
1. Auxiliary Power Switch
A toggle-type AUXILIARY POWER control switch, ener-
gizes the electrically operated auxiliary hydraulic pump,
when actuated. (Switch must be held ON for duration of
auxiliary pump use.)
a. The auxiliary pump functions to provide sufficient oil
flow to operate the basic machine system should
the main pump or engine fail during operation. The
auxiliary pump enables the boom lift, telescope,
swing and platform level functions to be operated.
b. It should be noted that functions will operate at a
slower than normal rate because of the lower gpm
delivered.
NOTE: When operating on auxiliary power, do not operate more
than one function at a time. Simultaneous operation can
overload the 12-volt auxiliary pump motor.
c. Position PLATFORM/GROUND SELECT SWITCH to
GROUND.
d. Position MASTER SWITCH to ON.
e. Operate appropriate switch for desired function and
direction.
f. Position AUXILIARY POWER SWITCH to ON and
hold.
g. Release both AUXILIARY POWER SWITCH TO ON
AND HOLD AND SELECTED FUNCTION SWITCH.
h. Position MASTER SWITCH to OFF
TO AVOID SERIOUS INJURY, DO NOT OPERATE MACHINE IF ANY CON-
TROLLERS OR TOGGLE SWITCHES CONTROLLING PLATFORM MOVE-
MENT DO NOT RETURN TO THE OFF POSITION WHEN RELEASED.
2. Platform Rotate Switch
A three-position ROTATE control switch permits rotation
of the platform when positioned LEFT or RIGHT.