Error Messages - Exmark LZS850EKA724W0 User Manual

1. Factory defaults
When the exit screen appears, press the enter button
to go back to the menu selection screen.
6. Returning to Default
Screen (Engine-On or
Engine-Off)
There are three ways to return to the default screen:
1. Press the previous or next arrow keys until the
Exit screen appears. Pressing the enter button
takes the user back to the Menu Selection
screen.
2. Turn the ignition key to the "OFF" position and
either restart the engine or turn the key to the
"ON" position.
3. Press and hold the two outside buttons.
7. Setting Engine Speeds
•
At startup, the system will default to the low
transport engine speed. The icon on the
information screen will be highlighted.
•
Pressing the button below the efficient speed
mode screen icon will increase the engine speed
to the efficient speed; the efficient speed mode
screen icon will be highlighted.
•
Pressing the button below the max speed mode
screen icon will increase the engine speed to the
max speed; the max speed mode screen icon will
be highlighted.
•
Engaging the PTO switch at any speed setting
will increase the selected engine speed from the
transport speed to the mow speed.
8. Electronically Controlled
Low Mow Mode Speed
Adjustment
When operating in low mow mode, the user can
manually ramp the engine speed down to 2250 RPM
Figure 39
2. Reset
by pressing and holding the low speed mode button.
Pressing the low speed mode button again will return
the engine to the default low mow mode engine speed.
9. Auto Idle Down Mode
If the operator leaves the seat and the safety
interlocks allow the engine to remain running, the
g030238
system will enter the auto idle mode and automatically
set the engine speed to the low transport speed.
When the operator returns to the seat, the system will
automatically return to the previously selected engine
speed mode If the operator selects another engine
speed setting, the system will exit the auto idle mode
and the engine will run at the selected speed.

10. Error Messages

If an error occurs, a message will display in place of
the engine temperature, engine rpm, and fuel level. In
addition to displaying the fault as text, the system will
turn the LED red and sound the audible alarm.
•
The system is capable of displaying the following
errors:
– Service Engine Oil: engine oil maintenance
is required.
– Service Transmission Oil: transmission oil
maintenance is required.
– Low Oil Pressure: low engine oil pressure is
detected.
– Fuel Low: fuel level low
– Engine Over Temperature: engine over
temperature detected.
– System Overvoltage>16VDC: system voltage
is too high (greater than 16 volts).
– System Undervoltage<9VDC: system voltage
is too low (greater than 9 volts).
– Clutch Overcurrent: cutting clutch current is
too high.
– Clutch Reset Required: indicates that the
PTO switch must be turned off and then on to
reactivate the PTO clutch.
– Engine Error Codes: the system displays
engine error codes provided by the engine
manufacturer.
– Clutch Output Fault: Clutch output is open
or shorted.
– System Voltage Low: Voltage too low (less
than 12.3 volts).
– Engine Communication Error:
communication lost between engine and
module.
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