TP-7070 8/2022 Section 2 Operation
2.5 Controller Operation Modes
The controller operation includes several types of
s
tarting and stopping functions. There are three primary
modes of operation, selected from the controller
touchscreen or the optional keyswitch:
Auto (Automatic mode)
Manual
Out of Service (Off mode)
See Figure 2-1 for the location of the mode selection
switch on the controller touchscreen. See Section 1.3.3
for more information about the optional keyswitch.
The Emergency Stop button and the optional remote
emergency stop switch will stop the generator set
immediately, with no engine cooldown period.
The three operation modes are briefly described below
and summarized in Figure 2-2.
1. Alarm (fault) button
2
. Mode selection switch
1
tp7070
2
Figure 2-1 C
ontroller Mode Selection Switch
2.5.1 Out of Service Mode
Pressing the Out of Service button on the controller
touchscreen disables the generator set to prevent
starting during generator set maintenance or service.
The generator set remains off and will not respond to a
remote start signal. If the generator set is running,
pressing the Out of Service button immediately shuts off
the generator set, with no engine cooldown.
If a fault causes the generator set to shut down, the
controller automatically enters the Out of Service mode.
Note: To disable the generator set before servicing,
shut down the generator set, place in
Out-of-Service mode, and disconnect the
batteries negative (- ) lead first.
2.5.2 Manual Mode
In manual mode, engine start and stop are controlled
m
anually by the operator using the Engine Start and
Engine Stop buttons on the controller’s touchscreen. If
the controller is equipped with an optional keyswitch and
manual start/stop button, use the start/stop button for
manual operation in the procedures below.
Manual start procedure, with optional keyswitch
1. Turn the key to the Manual position. check that the
controller touchscreen shows that the unit is in
MANUAL mode.
2. Check the mechanical parameters (battery
voltage, etc.) and verify that there are no faults.
3. To start the generator set, press the manual
Start/Stop button. The engine speed, voltage, and
frequency will be displayed on the controller
screen.
Manual start procedure, without optional
keyswitch
1. Press and hold the Manual button on the
controller’s touchscreen until Manual turns green.
2. Release the Manual button. The Engine Start
button appears on the controller touchscreen.
3. Check the mechanical parameters (battery
voltage, etc.) and verify that there are no faults.
4. To start the generator set, press Engine Start on the
controller touchscreen. The engine speed,
voltage, and frequency will be displayed on the
controller screen.
Manual stop procedure
Note: Pressing Engine Stop causes the generator set
engine to stop immediately, without running the
engine cooldown cycle.
The controller must be in Manual mode. Follow these
steps to allow engine cooldown before stopping the
generator set.
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