Figure 9-26.--DCC upper panel.
under the heading FIREFIGHTING EQUIP
Located under the heading CONSOLE
POWER. The first indicator is labeled FIRE
POWER STATUS are six status indicators. The
PUMP CONTROL POWER ON. It illuminates
first indicator, labeled MASTER POWER ON,
white to indicate fire pump control power
illuminates white to indicate the main power to
is energized. The second indicator is labeled
the DCC is energized. The second indicator is a
FM VALVES FZ DOOR RLSE CONT POWER
split-legend status indicator labeled PRIMARY
ON. It illuminates white to indicate the control
+24 & 28 VDC ON and BACKUP +24 & +28
power for the firemain motor-operated valves
VDC ON. The upper portion of the indicator
and the fire zone door release control is
illuminates white to indicate the primary
energized.
24/28-volt dc power converter is in operation. The
lower portion of the indicator illuminates white
to indicate the backup 24/28-volt dc power
converter is in operation. The third indicator is
a split-legend status indicator labeled PRIMARY
+15 VDC ON and BACKUP +15 VDC ON. The
upper portion of the indicator illuminates white
to indicate the primary +15 volt dc power
converter is in operation. The lower portion of
the indicator illuminates white to indicate the
backup +15 volt dc power converter is in
9-43
