Jacobsen LF570 Parts & Maintenance Manual page 13

3.1.5 Maintenance Mode
Maintenance Mode is used by the superintendent to set
and adjust functional values for the mower. LCD displays
available in Maintenance Mode are, calibrate pedal, set
max mow speed, set travel speed, and set reverse
speed.
To enter Maintenance Mode, turn key to RUN position.
when hours screen is on the display, press black button
(J) once. The Enter Pin? screen will be on the display.
Use the joystick (H) to change value to YES and push
black button. Use the joystick (H) to increase or
decrease, and the black button (J) to enter the digits for
the Mechanic Mode pin.
NOTE: The PIN for Maintenance Mode is 6789. Operator
must be on seat, parking brake switch Engaged, mow
switch OFF, and traction pedal in Neutral to enter
Maintenance Mode.
NOTE: The Maintenance Mode PIN can be customized
to a setting of your choice. Please contact your Jacobsen
Dealer or Jacobsen Technical Support (1800-848-1636
Option 2) for complete instructions.
Travel Speed: To set the maximum travel speed, press
forward or backward on the joystick (H) until the set max
speed screen is on the LCD display. Press the black
button (J) to enter set mode. Pull back on the joystick to
raise or push forward on joystick to lower the maximum
mow speed to the desired speed. Press the black button
to set speed.
Maximum travel speed is adjustable between 3 and
12 MPH (4.8 and 19.3 kph), in 0.2 MPH (0.3 kph)
increments. Factory default is 10 MPH.
Mow Speed: To set the maximum mow speed, press
forward or backward on the joystick (H) until the set max
mow speed screen is on the LCD display. Press the black
button (J) to enter set mode. Pull back on the joystick to
raise or push forward on joystick to lower the maximum
mow speed to the desired speed. press the black button
to set speed.
Maximum mow speed is adjustable between 3 and 8
MPH (4.8 and 12.8 kph), in 0.2 MPH (0.3 kph)
increments. Factory default is 7 MPH.
Cruise Control: To enable or disable cruise control
function, press forward or backward on the joystick (H)
until one of the Cruise Control screens is on the LCD
display. Press the black button (J) to toggle display
between Enabled and Disabled.
Traction Mode: To set the traction mode, press forward
or backward on the joystick (H) until one of the traction
configuration setting screens is on the LCD display. Press
the black button (J) to toggle between traction mode on
and off.
Units Selection: To set the units displayed on the LDU,
press forward or backward on the joystick (H) until the
units setting screen is on the LCD display. Press the
black button (J) to toggle between English or Metric units.
Factory Reset: To perform a factory reset, press forward
or backward on the joystick (H) until the factory reset
screen is on the LCD display and press the black button.
On the reset screen, use the joystick to toggle between
YES and NO. Press black button to enter selection.
The factory reset changes units to English, max
travel speed to 10 MPH, max mow speed to 7 MPH,
traction mode ON, and cruise enabled.
Engine Hours: To display engine hours, press forward or
backward on the joystick (H) until the engine hours
screen is on the LCD display..
Maintenance Hours: To display or reset maintenance
hours counter, press forward or backward on the joystick
(H) until the maintenance hours screen is on the LCD
display. To reset maintenance hours, press the black
button. On the reset screen, use the joystick to toggle
between YES and NO. Press black button to enter
selection.
Engine Temperature: To display engine coolant
temperature, press forward or backward on the joystick
(H) until the engine temperature screen is on the LCD
display..
Switch Status: Displays the current switch settings and
is used to diagnose switch problems. A status of 0
indicates the switch is in the OFF position. A status of 1
indicates the switch is in the ON position. Check the
wiring and operation of any switch that is not displaying
the correct status.
The Switches are broken up into three sets of numbers,
with a gap between each set.
The first set of numbers displays the status of the
traction pedal (0=Neutral), reel level switch, seat
switch, and backlap switch.
The second set of numbers displays the status of the
cruise control switch, brake switch, and starter
switch.
The third set of numbers displays the status of the
mow switch, horn switch, and head light switch.
LDU 3
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