Operation
Resetting the Maintenance Timers—Deep Sea 7.12
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[en-US] | 02/2023 | 5100065071 | LTV 4L/6L | Operator’s Manual
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Fig. 40: Shutdown alarms
Shutdown alarms
Shutdown alarms are latching alarms and stop the generator. Shutdown
alarms include:
• High coolant temperature
(1)
• Low oil pressure
(2)
• Overspeed
(3)
• Underspeed
(4)
• Generator over-frequency
(5)
• Generator under-frequency
(6)
• Overcrank
(7)
During a shutdown alarm condition, the LCD panel displays the type of alarm
that caused the machine shutdown. Remove the fault condition, then press
“Stop”.
The most common alarms are listed here. In rare circumstances, others may
appear. If an unknown alarm icon appears, refer to the
or contact Wacker Neuson for assistance.
Alarm and shutdown limits
Variable
Normal
Warning
Shutdown
To Reset
Overspeed
60 Hz
63 Hz
66 Hz
Press “Stop.”
Underspeed
60 Hz
57 Hz
55 Hz
Press “Stop.”
Overcrank
—
—
After 3 attempts Press “Stop.”
Time to maintain
1)
:
• Oil
• Air
• Fuel
Values vary based on
engine/configuration.
Scroll through the
controller to check.
0 hours
—
Navigate to the applicable maintenance
screen and press and hold “Stop” for
10 seconds.
1) Engine oil service interval decreases when not using ultra low sulfur diesel. Refer to the engine manual.
7.12
Resetting the Maintenance Timers—Deep Sea
Background
The maintenance timers are preset on the controller. When the timer ex-
pires, the alarm displays in the upper right corner of the screen. The mainte-
nance timers vary based on the machine’s engine and configuration. Scroll
through the controller to check the values.
Procedure
After the required maintenance has been completed, perform the following
procedure to reset a maintenance timer.
1.
Use the up and down arrows
(1)
to navigate to the applicable screen.
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Summary of Contents for LTV 4L
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