6 CONTROLS
33
6.3.4 OPERATOR MODE ________________________________________________________
The Operator mode is used by the operator to see the engine hours of operation, and inhibit the Active DPF Regen
cycle. The Cruise Active or Backlap Mode screens are shown when the conditions are met.
When the ignition switch is turned to the RUN position, the horn will activate and all indicator lights will illuminate for
one second. The start screen that shows the LDU and MCU software level is shown for five seconds.
If no faults or alerts are sensed after the engine is started, the ENGINE HOURS screen will be shown on the LDU.
Press the LDU button to move to the next screen.
To inhibit the Active DPF Regen cycle, push the LDU button until the INHIBIT REGEN screen is shown on the LDU.
Press the joystick forward to toggle between NO and YES. Press the LDU button to prevent the DPF Regen cycle. The
REGEN INHIBITED screen is shown on the LDU until the key switch is turned to the OFF position.
When the backlap switch is in the ON position, the BACKLAP MODE screen is shown on the LDU. See Section 9.19
for the mower operation in backlap mode.
When the optional cruise control kit is installed and the cruise control switch is in the ON position, the CRUISE ACTIVE
screen is shown on the LDU.
When the TIER 4 SERVICE MESSAGE screen is shown on the LDU, a Parked Regen cycle is required. See Section
9.11.
To enter Maintenance Mode, press the LDU button until the ENTER PIN screen is shown on the LDU. Use the joystick
to change the numbers and the LDU button to move to the next number. When the correct pin is entered, Maintenance
Mode is active. See Section 9.2 for Maintenance Mode.
NOTICE
If the DPF Regen cycle is prevented for too long of a period, a blockage of the DPF can occur. If a blockage of the
DPF has occurred, an authorized Kubota Engine Service Center must clean the DPF before the mower is used.
ENTER PIN
1234
Maintenance
Mode Active
Yes
No
ENGINE HOURS
000000.0
REGEN
INHIBITED
REGEN INHIBIT?
NO
BACKLAP
MODE
CRUISE
ACTIVE
TIER 4 SERVICE
MESSAGE
Correct
Pin
Incorrect
Pin
JACOBSEN
LDU-A MCU-A
Summary of Contents for LF550-H-T4F
Page 13: ...SPECIFICATIONS 4 12 K J C G E L A B H F D ...
Page 86: ...13 NOTES 85 13Notes ...
Page 87: ...NOTES 13 86 ...
