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Product Overview

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Figure 1

1.

LDU (Logic Display Unit)

3.

Alarm

2.

MCU (Master Control Unit)

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Figure 2

LDU (Logic Display Unit)

1.

Screen

3.

Buttons

2.

LED status light

Screen

The screen displays icons and information relative to
machine operation and is backlit for viewing in low light
situations. The screen is located above the buttons.

Refer to the

Screen Icons (page 1)

section for icon

descriptions.

LED Status Light

The LED status light is multi-colored to indicate the
system status and is located on the right side of the
panel. During startup, the LED illuminates red, then
orange, then green to verify functionality.

Solid Green:

indicates normal operating activity.

Blinking Red:

indicates that a fault is active.

Blinking Green and Orange:

indicates that a

clutch reset is required.

Buttons

The multi-functional buttons are located at the bottom
of the panel. The icons displayed on the information
screen above the buttons indicate the current function.
The buttons allow you to select the engine speed and
navigate through system menus.

Alarm

If an error occurs, an error message displays, the LED
turns red, and the alarm sounds audibly as follows:

A fast chirp sound indicates critical errors.

A slow chirping sound indicates less critical errors,
such as required maintenance or service intervals.

Note:

During startup, the alarm sounds briefly to

verify functionality.

Information Screens

The main information screens are as follows:

Startup Screen (page 3)

Engine-Off Screen (page 4)

Engine-On Screen (page 4)

Startup Screen

During startup, the screen displays a startup graphic
for 1 second, sounds the alarm, and illuminates the
LED, changing from red to orange to green.

3

 

Summary of Contents for 74946

Page 1: ...or more information WARNING CALIFORNIA Proposition 65 Warning This product contains a chemical or chemicals known to the State of California to cause cancer birth defects or reproductive harm Screen I...

Page 2: ...ter Return Neutral Lock Located in top row of Information Screen Decrease Previous OPC Operator Presence Control Increase Next Maximum Engine Speed Play Start Reset Efficient Engine Speed Pause Stop E...

Page 3: ...and Orange indicates that a clutch reset is required Buttons The multi functional buttons are located at the bottom of the panel The icons displayed on the information screen above the buttons indica...

Page 4: ...position i e PTO disengaged parking brake engaged motion control levers in the NEUTRAL LOCK position and the operator is present The PTO must be disengaged brake engaged and motion control levers out...

Page 5: ...anced Settings Menu page 10 g038651 Figure 6 1 Maintenance and Service 4 Cancel Exit 2 Gauges and Meters 5 Toggle between screens 3 Advanced Settings 6 Enter Return Maintenance and Service Menu You ca...

Page 6: ...if LDU and MCU are communicating Alarm highlights if On Starter highlights if On Current Error Messages This screen displays the current error as text with the engine hours at which the error occurred...

Page 7: ...14 1 Deck Gear Box Oil 2 Reminder display 3 Engine hours remaining until the service is due Machine Information The screen displays the serial number and model number of the machine g030190 Figure 15...

Page 8: ...ss the Reset button to confirm the reset press Y yes or N no to cancel Figure 20 g030203 Figure 20 1 Reset 3 Y yes 2 Are you sure 4 N no PTO Hours This screen displays a non resettable total PTO hour...

Page 9: ...Trip Statistics 1 is paused the statistics are highlighted and the reset button is available Pressing the reset button resets all 3 parameters Pressing the play button starts data collection g038364...

Page 10: ...ce 2 Reminder display 4 Reset Pressing the reset button brings up a screen asking to confirm the reset reminder Hydraulic Trans Oil After performing the necessary maintenance this screen allows you to...

Page 11: ...age 16VDC System Undervoltage 9VDC System Voltage Low Engine Settings This screen allows you to adjust the engine speed at the Maximum Efficient and Low set points for both transport clutch disengaged...

Page 12: ...ing the system returns the engine speed settings and alarm settings back to the factory default settings g030238 Figure 38 1 Factory Defaults 2 Reset When the exit screen appears press the enter butto...

Page 13: ...rrent The cutting clutch current is too high Clutch Reset Required The PTO switch must be turned off and to activate the PTO Engine Error Codes The system displays engine error codes provided by the e...

Page 14: ...aged before the error occurred the system allows the clutch to remain engaged however low voltage may cause the clutch to disengage itself 4 Low Oil Pressure If low engine oil pressure is detected the...

Page 15: ...ervoltage 16VDC Blink Red Disallow clutch engagement Disengage the clutch System voltage excessive above 16 V Check the battery and engine charging system Contact an Authorized Service Dealer System V...

Page 16: ...cal connections at the module interconnect between the engine wire harness and chassis harness Check the connections at the engine ECU Contact an Authorized Service Dealer Module Communication Error B...

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