indicator are the controls and indicators for the
The GTE is not running and the outside
BLEED AIR VALVE. The OPEN/CLOSED
air temperature is above 70°F.
indicator illuminates to indicate the actual
The damper will close automatically under the
position of the valve. The OPEN/CLOSE push-
following conditions:
button control is used to open and close the valve
Halon is discharged into the enclosure.
and will illuminate to indicate the operator's
command.
The GTE is not running and the outside
air temperature is below 70°F.
In the manual mode, damper control circuits
automatically close the damper if Halon is
discharged into the enclosure.
EMERGENCY STOP AND VIBRATION
SECTION. --This section (F) has two switch/
indicators and a vibration subsection with a meter,
a switch, and an indicator.
The EMER STOP switch/indicator can be
GAS GENERATOR SECTION.--This section
initiated by the operator at any time and in any
(E) has two meters and four indicators for the
control mode. Depressing the EMER STOP
GG of the GTE. The AIR INTAKE LOW
switch/indicator on the PCC will cause the
PRESSURE alarm is used to indicate when the
indicator to illuminate and the circuitry in the
differential pressure exceeds 7.5 in.H2O. This is
LOP and the FSEE to immediately de-energize
measured between the ambient air and the
the PT overspeed trip switch. This causes both
combustion air intake, downstream from the
automatic fuel shutdown valves to close, which
moisture separator. The PRESSURE RATIO
causes the GTE to shut down.
meter continually monitors the condition of the
GG. The input of this meter comes from
The AUTOMATIC SHUTDOWN switch/
indicator illuminates to indicate an automatic
The GG SPEED meter displays the speed of
shutdown has occurred. This switch resets the
the GG. Associated with this meter is the
automatic shutdown electronics. The PCS initiates
OVERSPEED alarm, which has a set point
automatic shutdown for the following parameters
of 9700 ± 100 rpm. Below the OVERSPEED
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