Operation
18
Owner’s Manual for 50 Hz Air-Cooled Generator Sets
•
Green LED “Ready” light (A) is illuminated when
mains power is present and control panel is in
AUTO mode. The LED flashes when generator set
is running as a result of a mains power loss and
transfer signal is active.
•
Red LED “Alarm” light (B) is illuminated when gen-
erator set to OFF mode or a fault is detected. Con-
tact an IASD.
•
Yellow LED “Non-Critical Alert” light (C) is illumi-
nated when maintenance is required.
NOTE:
Yellow “Non-Critical Alert” light LED may be illu-
minated at the same time as either the Red or Green
LED.
Control Panel Interface
See
. The control panel interface (A) is located
under enclosure lid. Verify both left and right side locks
are unlocked before attempting to lift lid. Open lid as
directed in
.
The 7.5A fuse is located beneath the rubber cover (B) to
the right of the control panel.
Verify both left and right side locks are securely out of the
way before closing unit.
Figure 3-4. Generator Set Control Panel
All appropriate panels must be in place during any opera-
tion of generator set. This includes operation by a servic-
ing technician while conducting troubleshooting pro-
cedures.
Using the Control Panel Interface
See
for button locations.
Button
Description of Operation
AUTO (C)
Activates fully automatic system operation. It
allows unit to automatically start and exercise
generator set according to exercise timer (see
Green LED on this button flashes when gener-
ator set is running as a result of a mains power
loss.
MANUAL
(D)
Cranks and starts generator set. Transfer to
standby power will not occur unless there is a
mains power failure.
Blue LED on this button illuminates when gen-
erator set is running in MANUAL mode. LED
flashes when generator set is running in MAN-
UAL mode and mains power is lost.
OFF
(E)
Shuts down engine and prevents automatic
operation of unit.
ESCAPE
(F)
Serves as an exit or “go back” function while
navigating control panel menus.
ENTER
(G)
When pressed, indicates acceptance of a
selected setting or navigational menu option.
Interface Menu Displays
The LCD Panel
Feature
Description
HOME
page
Default page displayed if no buttons are
pressed for 60 seconds. Normally shows cur-
rent status message and current date and
time. Highest priority active alarm/warning is
automatically posted on this page, as well as
flashing backlight when such a condition is
detected. In case of multiple alarms/warnings,
only first message will be displayed. Press
OFF mode button and then press ENTER but-
ton to clear an alarm or warning.
Display
Backlight
Normally off. Backlight will automatically light
and remain on for 30 seconds if operator
presses any button.
MAIN
MENU
page
Allows operator to navigate to all other pages
or sub-menus by using arrow keys and
ENTER button. Page can be accessed at any
time with several presses of dedicated
ESCAPE button. Each press of ESCAPE but-
ton takes operator to previous menu until
MAIN MENU displays. This page contains
information for - History; Status; Edit; Debug.
A
D
C
E
F
G
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B