The C&C keyboard is divided into the following
Alarm and Monitor System Indicators
five fictional areas:
The function of the TF40B engine control AMS
1. FUEL/DEFUEL
indicators is to inform the operator of existing operating
conditions, and any alarm condition that may affect craft
2. MISC
movement. The TF40B AMS includes the following
3. LUBE
indicators:
4. ENGINE FEED
Engine intake air filter alarm
5. APU FEED
Blow-in door open alarm
In the following paragraphs, we will briefly discuss
Lube oil filter alarm
each of these functions. Refer to figure 7-12 as you read
about these functional areas.
Compartment hot alarm
Chip sump alarm
FUEL/DEFUEL Section
Chip bearing alarm
The FUEL/DEFUEL section contains the switches
the operator or engineer can use to control the fuel
Low oil quantity alarm
transfer valves, defueling valves, and fuel transfer
Engines 1, 2, 3, and 4 ready to start
pump.
Engines 1, 2, 3, and 4 sequence failure
MISC Section
Engines 1, 2, 3, and 4 degradation alarm and
percentage
The MISC (miscellaneous) section contains
switches that the operator or engineer can use to control
Engines 1, 2, 3, and 4 lube oil temperature
the application of 60-Hz electrical power, battery power,
Engines 1, 2, 3, and 4 lube oil pressure
and shore power to the craft. This section also has
switches the engineer can use to test the generators. It
Engines 1, 2, 3, and 4 exhaust gas temperature
also contains the CSEP channel switches for the bow
Engines 1, 2, 3, and 4 inlet temperature
thrusters, rudders, and engine control system. The
cushion vanes and engine compartment ventilation fans
Engines 1, 2, 3, and 4 inlet pressure
are also controlled from this section of the C&C
keyboard.
Engines 1, 2, 3, and 4 compressor pressure
N l, Engines 1, 2, 3, and 4
LUBE Section
N 2, Engines 1, 2, 3, and 4
The LUBE section contains the switches the
T h e s e indicators are provided at the engineer
engineer can use to control the lube oil system valves.
control station. Refer to the appropriate technical
There are four switches in this section, one for each lube
manual for a detailed fictional description of these
oil system valve.
indicators.
ENGINE FEED Section
COMMAND AND CONTROL KEYBOARD
The ENGINE FEED section contains the switches
The function of the C&C keyboard is to provide the
that control fuel flow to the engines. This section also
operator or engineer with a centralized means of control
contains the switches that control the fuel valves for the
for various craft functions. Each control function is
fuel tanks. The switches in this section allow the
designated on an applicable keyboard switch. As shown
operator to select the primary or secondary fuel pump
in views A and B of figure 7-12, the LCAC C&C
and control the main engine coalescer drains. Other
keyboard comes in two styles. The design represented
switches in this section allow the engineer to test the
in view A is found on LCACs 1 through 14 and 24. The
automatic pump shifting routine. The CHIP ZAP switch
design represented in view B is found on LCACs 25 and
in this section allows the operator to destroy small
above.
7-12
