Armrest Controls - Jakobsen 67978 – LF 550 Sicherheits- Und Bedienungshandbuch

3 CONTROLS
3.2

ARMREST CONTROLS _____________________________________________________

A. LCD Display Unit (LDU)
Used to display and set operating conditions. See
Section 3.4.
B. Mow Switch
Enables and disables the reels, and switches
lift system between manual mode and mow
mode. Pull up on the knob the enable the
mowers, limit mower speed to max mow speed, and
change the lift system to mow mode. Push down on
the knob to disable the mowers, enable transport
speeds, and change lift system to manual mode.
NOTE: Mower will not start with mow switch in the
ON position.
C. Parking Brake Switch
To engage parking brake, depress rear of
switch. Parking brake light on LDU will turn on.
Normal reel operation is disabled with parking
brake engaged.
To disengage parking brake, depress front of
switch. Parking brake light on LDU will turn off.
NOTE: Mower will not start with parking brake switch
in the Disengaged position.
D. Cruise Control Switch
When switched ON the cruise control will
maintain mower speed without operator's foot on
traction pedal. Cruise will unlock when switched
OFF, if operator leaves seat, if parking brake
switch is switched on, or traction pedal is
depressed in either direction.
E. Ignition Switch
Ignition switch has four positions, OFF, RUN, GLOW
PLUG, and START.
OFF Position - Power to mower is turned off.
RUN Position - Controller program is running and
input and output circuits are being monitored.
GLOW PLUG Position - Controller follows the
variable timing for pre-glow.
START Position - Used to start the engine. See
Section 4.4.
F. Horn Switch
Used to sound the audible alarm. Switch is not
active if ignition switch (E) is not in RUN position.
G. Light Switch
Controls operation of the work lights. Press front
of switch to turn lights ON. Press rear of switch to
10
turn lights OFF. Switch is not active if ignition switch (E)
is not in RUN position.
H. Reel Raise/Lower Joystick
The mower lift lever raises and lowers the mowers and
operates in either automatic or manual mode. Push
lever forward to lower mowers, pull back to raise
mowers.
Manual Mode - Set mow switch (B) in its OFF (down)
position. In this position all mowers will raise or lower
while pressure is applied to the lift lever.
Automatic Mode - Set mow switch (B) in its ON (up)
position. In automatic mode the mowers will lower and
start automatically with a momentary forward movement
of the lift lever. In this mode mowers will only raise to a
"crosscut" position with a momentary backward
movement of the lift lever.
To raise mowers to their transport position, hold lever
until mowers are fully raised.
NOTICE
While in an Automatic Mode, the lift or lower cycle lasts
approximately 3 seconds. Moving the lift lever in the
opposite direction during the cycle will turn all mowers
off, and manual mode will start for the position selected.
Joystick is also used to navigate and change values in
Maintenance Mode. See Section 4.
D
B
H
A
C
E
F
G
Figure 3A