Boat Systems Flashcards
1
Q
Model of boat
A
SPC-SV
2
Q
Engines
A
MTU 10V2000M92 turbo-charged after-cooled
3
Q
Engine HP
A
1360 HP @ 2450
4
Q
Engine rotation
A
Counter clockwise viewed from aft
5
Q
ADEC
A
Advanced Diesel Engine Control
6
Q
Each MTU engine has a computerized ADEC system that ___
A
Performs engine monitoring Speed governing Air/fuel ratio control Fuel injection timing control Engine protection Self-diagnostic functions
7
Q
CCU
A
Central Control Unit
8
Q
Where is the CCU located?
A
Mounted on top of the engine
9
Q
What does the CCU do?
A
Provides control signals to engine
Monitors engine parameters
Initiate engine power reduction, shutdown, or e-shutdown
10
Q
Where are the engine display and control panels located?
A
Coxswain and port helm panels, and on the fwd bulkhead of the Engine Room
11
Q
How can the engine display panel display data?
A
Analog, bar graph, and digital gauges
12
Q
What data can be displayed on the engine display panel?
A
Engine speed Engine oil pressure Fuel pressure Charge air pressure Turbocharger speed Battery voltage Engine hours Fuel consumption data Coolant temperature Charge-air temperature Engine oil temperature Exhaust temperature Intake air temperature Fuel temperature Engine governor temperature Injection as referenced to DBR Cruising time Leak-fuel level Speed setting Gearbox control oil pressure Gear-oil pressure Direction of engagement Fault messages
13
Q
Oil pressure limit
A
Varies with engine RPM
14
Q
An engine parameter that exceeds acceptable limits will produce ___
A
An audible alarms and a diagnostic message on the engine display panel
15
Q
Where is the MTU engine control panels located?
A
Mounted on the fwd bulkhead of the engine room
16
Q
What does the MTU engine control panels do?
A
Setting a safety interlock to prevent starting engine
Emergency stop of engine
Panel for display of fault and diagnostic information
17
Q
Where is the Hamilton Engine Control Module located?
A
Below each MTU engine control panel
18
Q
The ___ allows the remote engine control from the pilot house consoles, or local operation from the engine room
A
Rotary switch
19
Q
___ on the Hamilton ECM allow placing the gear in drive, neutral, and backup modes
A
Pushbuttons
20
Q
___ on the Hamilton ECM allow control control of engine speed
A
RPM pushbuttons
21
Q
Emergency engine shutdown causes ___
A
Extreme stress to the engine, risk of overheating, and damage to engine components
22
Q
How does the emergency engine stop button shut down the engine?
A
Cuts off air
23
Q
Where are the emergency stops?
A
On each engine ignition panel on the coxswain and port helm consoles
On the MTU control panels on the engine room fwd bulkhead
Fuel shut off on the face of the port helm console
24
Q
Marine gear
A
ZF Marine ZF 2050
25
Reduction gear ratio
1.765:1 forward and reverse
26
What controls the marine gears?
An electrically actuated control valve mounted on the marine gear, controlled through the engine throttles
27
Marine gear oil
5.5 gallons of TE-ML 04 30 or 40 weight L/O
28
What does the oil in the marine gear do?
Clutch apply pressure and lubrication
29
Oil in the marine gear flows through ___ mounted on the marine gear
An oil filter
30
Where is the marine gear dipstick located?
Aft side of the gear case
31
What maintains marine gear oil temp?
Temperature regulating valve and a gear oil cooler
32
Marine gear oil temp
86º to 194º F
33
What cools the gear oil?
R/W from the engine R/W system
34
Where is the gear oil cooler located?
Mounted on the port side top of each gear
35
Normal clutch applied pressure
280 psi
36
If system pressure is lost, the gear is fitted with a ___
Take-home device
37
The take-home devices requires ___
Removing a bolted cap on the gearbox, manually jacking the engine to gain access to 3 Allen screws inside the gear case and then mechanically locking the gear plates
38
A ___ couples each engine and its marine gear to the waterjet
Driveshaft
39
A ___ connects the marine gear to an ___
Cardan shaft
| Intermediate shaft
40
The shaft has a ___ that allows for ___
Lovejoy coupling
| Expansion and contraction
41
The bearing at the bulkhead penetration requires ___ of grease ever ___ operating hours
1/8 oz
| 200
42
Spare ___ are mounted on the bulkhead so that they can be placed on the power unit without disconnecting the shaft
Waterjet HPU drive belts
43
Waterjets
Two Hamilton HM-521 waterjets
44
How far down will the waterjet draw sand, mud, and debris from the sea bottom into the jet?
5 ft
45
Debris drawn through the waterjet will cause ___
Wear ring deterioration resulting in degraded performance
46
Water is drawn into the waterjet through an ___
Intake screen
47
The waterjet pump consists of an ___ and a ___
Impeller
| Stator
48
Water is discharged at a high velocity by the ___
Steering nozzle
49
What can be done if debris is sucked into the waterjet?
Back flushing
50
What provides access to clear debris manually from the jets?
Waterjet cleanout port
51
What prevents water from flooding the lazarette when the waterjet cleanout port is open?
A white funnel extension mounted around the cover
52
Three R/W systems
HVAC
Main engines
Generator
53
The primary R/W system removes heat from ___
Engine coolant, engine fuel, engine combustion air, marine gear oil, and provides cooling and quieting for engine exhaust
54
The engine R/W system is a ___ system
Open loop
55
Engine R/W flow
- Seachest
- Butterfly valve
- Strainer
- Engine R/W pump
- Engine and Marine gear
- Exhaust piping
- OVBD
- Marine gear cooling water flows to a separate OVBD discharge
56
The J/W system is a ___ system
Closed loop
57
Cooling water capacity
30.1 gallons for each engine
58
Corrosion inhibiting antifreeze can be used in engines up to a seawater temp of ___. At higher temps a ___ must be used
77º
| Water-soluble corrosion inhibitor meeting MTU standard Master Training List (MTL) 5049
59
Coolant flow
- Coolant reservoir
- Engine coolant pump
- Engine oil cooler
- Cylinder block and head
- Turbo charger
- Exhaust manifold
- Fuel cooler
- Temperature regulator
- Heat exchanger
- Reservoir
60
Where is the coolant reservoir located?
Fwd, port corner of each engine
61
Engine oil
21.4 gallons MTU Power Guard DEO SAE 15W-40 diesel engine oil
62
Normal operating oil pressure is monitored by the engine's ___
CCU
63
Where is the engine oil fill cap located?
Inboard side of each engine, near the deck plate
64
Where is the engine oil dipstick located?
Inboard side of each engine, adjacent to the oil cap
65
Engine oil filters are mounted ___
Horizontally
66
Engine oil filters
Duplex filters located on the fwd end of the engine
67
What allows changing of one oil filter at a time?
A lever on the filters to stop flow to one filter
68
The engine oil filter in use is the one on the ___ side as the handle
Same
69
When the engine oil filter lever is centered ___
Both filters are in use
70
Drains oil from the engines and R/G
Reverso FLOCS
71
E/R air intake
Port and starboard in the aft corners of the engine room
72
___ provides warning that the air filter is restricting air flow
A gauge attached to the filter
73
A ___ prevents back flow of water from the exhaust system into the engines
Vertical riser in the lazarette
74
Fuel oil tank size
1400 gallons
75
Fuel tank 95% capacity
1330 gallons
76
The fuel tank contains an ___ tank level fitting connected to a tank gauge
Air pressure operated
77
The fuel gauge is also the gauge for the ___
P/W and the G/W
78
Tank level is measured by ___
Pressing the button and pumping very slowly one or two strokes, and then seeing where the gauge settles down. A calibration chart is used to convert the gauge reading to a fluid level in gallons
79
Where is the remote operated fuel shutoff valve located?
In the fuel line where it enters the engine room
80
Primary fuel filters
10 micron Racor duplex fuel filter/water separators
81
Where are the primary fuel filters located?
Fwd bulkhead of the E/R
82
The primary fuel filter in use is the one the handle is ___
Pointed to
83
Placing the primary fuel filter selector valve in the vertical position will ___
Allow fuel to flow through both filters
84
Where are the secondary fuel filters located?
Fwd STBD side of each engine
85
How can fuel be directed to one or both of the secondary fuel filters?
Rotating the lever
86
Where is the fuel priming pump located?
Next to the fuel filters
87
The priming pump is unlocked by turning the handle ___
Counterclockwise
88
The plunger on the priming pump should be pumped until ___
Fuel without bubbles comes out of the filter vents
89
Fuel flow for engines
- Tank
- Emergency fuel shutoff valve
- Primary filters/water separators
- Pump
- Secondary filters
- Fuel injection system in each head
- Fuel cooler
- Fuel tank
90
What does fuel do?
Powers
Cools
Cleans
Lubricates
91
Generator fuel filter
Single Racor filter
92
Where is the generator fuel filter located?
Deck plate level fwd of the generator
93
Unused fuel from the generator flows through a ___ to the fuel tank
1/2" stainless steel tube
94
Where is the fuel tank stripping pump located?
Fwd bulkhead of the engine room
95
Fuel tank stripping pump pickup tube is within ___ of the tank bottom
1"
96
Fuel flows from the tank to the stripping pump through ___, one at ___ and one ___
Two ball valves
Tank level
Near the pump inlet
97
The boat uses a ___ steering system
Fly by wire
98
Steering system components
- Jet HPU
- Waterjet hydraulic steering cylinder
- Waterjet reverse duct hydraulic actuator cylinder
- Jet control modules that control the flow of hydraulic fluid
- Joysticks at each helm
- Dual lever throttle control at each helm
- Display panel that displays the position of the nozzles and buckets
- Autopilot
99
Power to the jet drive is distributed through the ___
PIM junction boxes
100
PIM
Power and Interlock Module
101
Where is the PIM junction boxes for the steering system located?
On the aft bulkhead of the lazarette
102
Where is the HPU located?
Built into the waterjet unit
103
Where is the cap for the hydraulic fluid reservoir located?
Port side of each waterjet
104
Provides pressurized fluid to the steering and reverse duct cylinders
HPU
105
Where is the hydraulic oil dipstick located?
Next to the fill cap
106
The steering cylinder is controlled by the ___
JCM
107
JCM
Jet Control Module
108
If electronic control of the steering cylinder is lost, the steering cylinder can be ___
Operated manually
109
How is the steering cylinder operated manually?
1. Switch the JCM to BACKUP, the light should illuminate
2. Press a screwdriver into the port or starboard side of the steering valve solenoid to move the cylinder port or starboard
110
Opening the reverse duct bypass valve will cause the reversing duct to ___
Drop to the reverse position unless it is restrained by a rope
111
Each waterjet has an independent hydraulic cylinder that ___
Raises or lowers each waterjet reverse duct
112
If hydraulic control is lost, the reverse duct can be controlled by ___
1. Tying a rope to the duct
2. Open the bypass valve
3. Reposition the duct
4. Close the bypass valve when the duct is at the desired position
113
Where is the cylinder bypass valves located?
Next to the dipstick and fill cap
114
Each hydraulic cylinder is fitted with a linkage and sensor that provides ___
Cylinder position feedback to the master control unit
115
The ___ provides the steering cylinder feedback linkage
Tiller arm
116
The tiller arm also has a ___ showing the position of the steering duct
Mechanical gauge
117
Translates joystick and throttle lever signals into valve movement signals to control the flow of the hydraulic fluid to the hydraulic cylinders
JCM
118
JCM
Jet Control Module
119
Who makes the JCM?
Hamilton
120
Where is the JCM located?
Aft bulkhead of the lazarette (one for each waterjet)
121
The JCM has a display panel that shows ___
- The status of the jet's nozzle and reverse duct position
| - Alarm codes
122
The JCM has a ___ that allows the jet to be controlled locally using the pushbuttons on the face of the module
BACKUP switch
123
How is the left joystick used?
When active is used in conjunction with the throttles
124
How is the right joystick used?
Controls both the direction of movement including sideways, and speed
125
What is the right joystick called?
Maneuvering joystick
126
What is the left joystick called?
Transit joystick
127
How do you transfer control between the two helm control stations?
- Set to neutral
| - Press the TAKE CONTROL button
128
What would prevent the other helm control station from taking control?
The other helm station is locked
129
How do you lock and unlock the helm?
Press the TAKE CONTROL button
130
After taking control at the helm, how will you know control has been taken?
The light will flash and give a short beep. The station that lost control will give a long beep
131
How do you know if the helm control is locked?
The light stays on continuously, and will give a double beep
132
How do you know the helm control was unlocked?
The panel will give a short beep
133
The dual throttle levers control the ___
Engine RPM and the position of the reversing bucket
134
Show the position of the buckets and nozzles, fault alarm information, and backup control of the waterjet at the helm
CPM
135
CPM
Control Panel Module
136
On the CPM the reversing duct and steering nozzle positions are shown as ___
Vertical and horizontal bar graph displays
137
On the CPM when the station is in control, the ___
Center light of the display is illuminated
138
The CPM can be dimmed ___
5 levels
139
The CPM status light displays ___
System status codes and alarm codes
140
On the CPM the alarms are accompanied by an ___
Audible tone
141
On the CPM an alarms silence button is located ___
Adjacent to the status light
142
A rotary switch on the CPM allows selection of ___
Backup mode
143
What does selecting backup on the CPM allow?
Using the joysticks on the CPM to control the jetdrive if the joystick or throttle levers fail
144
The CPM backup mode will not allow ___ with the reversing bucket in a reverse position
Steering nozzle control
145
On the CPM, what color is the normal mode light?
Amber
146
On the CPM, what color is the backup mode light?
Red
147
On the CPM, two lighted buttons allow ___ change of engine RPM
Incremental
148
What happens if you press and hold both engine RPM buttons on the CPM for 1 second?
Synchronize the RPM
149
On the CPM, three lighted buttons control the marine gear for ___
Drive
Neutral
Backflush
150
The autopilot interface with the waterjet control system is accomplished by an ___
API module
151
API
Autopilot Interface
152
The autopilot can only be used when the ___ is in control
Coxswain's station
153
When the autopilot is turned to the Auto Mode, an ___ will appear at all CPMs
AP alarm
154
What alarms will appear on the CPMs when the autopilot is placed in Manual mode?
A-
155
If station control is transferred to a station that has an autopilot already turned on, then the autopilot must be ___ for the autopilot to operate
Turned off and on again
156
If the API detects an internal fault, it will ___
Decrease the throttle and keep the steering at the last position before the fault occurred
157
After an internal fault has been detected by the API, the autopilot can resume control when ___
The alarm condition has been removed and the throttle levers have been returned to the idle position
158
The autopilot control panel is located ___
On the Coxswain's console
159
Where are the autopilot analog drive, processor, and gyro interface unit located?
Inside the coxswain console
160
Where is the junction box between the autopilot analog drive and the waterjet control system located?
Inside the port helm console
161
The autopilot processor receives information from the ___
ECDIS and NAVnet2 systems
162
The gyro interface unit receives information from the ___
Satellite compass system
163
HVAC is produced by ___
Four 240 VAC HVAC units, 240 VAC electric heaters in the tank room and lazarette, block heaters in the engine room, blowers in the engine room, and four 24 VDC oscillating fans mounted in the corners of the pilothouse
164
Where does cooling water for the HVAC units come from?
Port seachest
165
The HVAC R/W pump only runs when ___
At least one zone calls for heat or air conditioning
166
Where is the HVAC R/W pump relay switch located?
In the engine room
167
Where is the crew berthing HVAC located?
Under the lower port berth
168
Where is the crew berthing HVAC thermostat control located?
Aft bulkhead, port side of the door
169
Where is the crew mess HVAC unit located?
Under the hanging locker in the fwd STBD corner of the compartment
170
Where is the pilothouse HVAC unit located?
- Crew mess in a locker on the STBD side of the companionway ladder
- Aft port corner of the pilothouse
171
Where are the pilothouse HVAC thermostat controls located?
Port side of the companionway
172
On the HVAC control panel, holding the power button for 5 seconds will ___
Initiates the program mode
173
What is the first program mode on the HVAC control panel?
Allows setting the thermostat for Cool Only, Heat Only, or Automatic Operation
174
The HVAC control panel will exit programming mode after ___ without program entries
One minute
175
The HVAC control panel fan button has how many modes?
6 levels plus automatic mode
176
How many programming options does the HVAC control panel have?
22
177
The electric heaters in the tank room and lazarette have a ___ to control output control
Rotary switch
178
Two sources of AC power
Shore power
| Generator when underway
179
Shore power flow
- Receptacle
- 100 amp circuit breaker
- Isolation transformer
- 100 amp circuit breaker
- 120/240 split
180
Isolates the boat's 120/240 VAC systems from the shore power lines for safety and corrosion control purposes
Isolation transformer
181
Generator rating
20 kW 120/240 VAC
182
Where does the generator draw cooling water from?
Starboard seachest
183
Where is the generator sea strainer located?
At frame 18 starboard side
184
Where does the generator wet exhaust discharge?
Between frames 18 and 19 starboard side
185
There is a ___ circuit breaker on the output line of the generator
100 amp
186
Where are the battery chargers located?
- 24 VDC aft bulkhead, port side
| - 12 VDC aft bulkhead, starboard side
187
Programmable electronic power switching units
Power distribution modules
188
Distribute power to up to 8 pieces of equipment. Switching is accomplished through a SIM
Power distribution modules
189
Remote switches that do not carry the current of the circuit being switched
SIM
190
SIM
Switch Interface Modules
191
PDM
Power Distribution Modules
192
Each PDM provides ___ to individual loads
Integrated short circuit and overcurrent protection
193
What does the PDM replace?
Normal circuit breakers and fuse blocks
194
___ at the top of each PDM display system status and fault condition
LED lights
195
___ and ___ are the Master PDMs through which all 24 VDC and 12 VDC control signals are routed
24 PDM A
| 12 PDM A
196
Where are the Master PDMs located?
Inside the coxswains console
197
The 24 VDC and 12 VDC PDM systems are ___ each other
Completely separate from
198
24V PDM A
Inside coxswain console
- Radar (master)
- Satellite compass
- Ethernet & network
- Bilge alarms
- Autopilot
- Horn solenoid
199
24V PDM B
Inside port helm console
- Plotter (slave)
- GPS and buffer box
- Fluxgate compass
- AIS
200
24V PDM C
Crew's mess outboard port
- Crew intercom
- Night vision camera
- Night vision monitor
- Condensate pump aft
- Condensate pump fwd
- Forepeak light
- Head light and fan
201
24V PDM D
Crew berthing outboard stbd
- Night vision (dome) light
- Reading lights
- ROSAM
- Crew berthing bilge pump
- Forepeak bilge pump
202
24V PDM E
Crew Mess outboard stbd
- Night vision dome light
- Deck lights
- Refrigerator
- Potable water pump
- Bilge pump
- Tank level
203
24V PDM F
Tank room fwd
- Tank room lights
- Air compressor
- Toilet
204
24V PDM G
Tank room aft port overhead
- Exterior rope lights
- Bilge pumps
205
24V PDM H
Jet room
- Lights
- Interceptors
- Bilge pump
206
24V PDM J
Engine room fwd port
- Engine room lights
- Blowers
- Lube oil pump
- Bilge pump
- Battery parallel solenoid
207
24V PDM K
Pilothouse overhead aft
- Anchor light
- Nav lights
- Aft defroster
- Night vision turret
- Floodlight aft
- Floodlight stbd
- Floodlight port
208
24V PDM L
Pilothouse overhead mid
- Night vision dome lights
- Interior deck lights
- Chart lights
- Searchlight
- Exterior deck lights
209
24V PDM M
Pilothouse overhead fwd
- Wipers
- Fans
- Floodlight fwd
- Fwd defrosters
210
12V Conv #1
Inside coxswains console
- VHF (protected) XTL 5000
- Hailer
- KVH compass
- 12 VDC outlet
- Strobe lights
- Siren
211
12V Conv #2
Inside port helm console
| - Same as 12V Conv #1
212
PDM SIM panels are located ___
Below the 24 VDC Ship Service Panel in the crew mess, on the coxswain console, and on the port side of the companionway
213
If a fault occurs in the circuit the SIM will ___
Flash
214
Each panel of 8 switches connects directly to ___, which connects to the ___
- One SIM
| - PDM network
215
The ___ also set what actions to take in the event of a PDM overheating, a loss of communication in the network, and a loss of load on a circuit
Master PDMs
216
SIM switch illumination dimming is accomplished by ___
A backlight switch located on the SIM panel on the port side of the companionway
217
Illumination levels of the SIM panels are programmed into the ___ and can be changed by ___
- PDMs
| - Reprogramming
218
24 VDC power is provided directly to the windlass from the ___ through a ___ located on the ___
- 24 VDC power buss
- 100 amp circuit breaker
- Starboard side of the engine room over the ship service battery bank
219
The toggle switch on the Whelen siren control on the coxswain console must be in the ___ position to activate the strobe lights using the STRB ON/OFF SIM panel toggle switch
Lights/Siren
220
The port search light has ___ capability
Infrared
221
Emergency engine shutdowns
- Port console and coxswain console
- MTU control panels
- Emergency fuel shutoff handle
- Engine room fire suppression system
222
How do the E-Stop buttons stop the engines?
Air shutoff
223
An emergency engine shutdown causes ___
Extreme stress to the engine, risk of overheating, and damage to engine components
224
Engine room fire suppression system
Kidde SBS FM-200 system
225
___ must be closed and secured before the fire suppression system discharges to extinguish the fire effectively
All engine room hatches and the QAWTD
226
Activation of the fire suppression system automatically shuts down the ___
Main engines, engine room exhaust blowers and the generator set, sound the horn in the engine room, and releases the suppression agent after a 20-second delay
227
A fire system status panel is mounted on the ___
Inboard face of the coxswain console
228
Fire system status panel indication that boat power is available and normal status
Green ready LED
229
Fire system status panel indication that a system fault is present
Yellow system fault LED and a warning buzzer
230
Fire system status panel indication that a low pressure condition is present in the dry chemical cylinder
Yellow low pressure LED
231
Fire system status panel indication that the fire suppression system is being discharged
Red discharge LED and a warning buzzer
232
Fire system status panel silence button
Shuts off the internal buzzer once it has sounded
233
Fire system status panel yellow override button and LED
Resets system relays and allows the restart of the engine. LED indicates the system is in override mode
234
The engine room fire suppression system receives power from the ___ located in the ___
- 24 VDC Main Engine Power Distribution
| - Engine room
235
Watertight compartments
- Forepeak
- Crew berthing
- Mess deck/Galley/Pilothouse
- Tank room
- Engine room
- Lazarette
236
Bilge high level water alarm panel is located ___
On the face of the coxswain console
237
The bilge high level alarm panel includes ___
- An audible alarm
- Light to indicate the location of the high water
- Alarm silence button
238
Each bilge pump float switch contains two sensors. The lower sensor will ___. The upper sensor will ___
- Activate the bilge pump when in automatic mode
| - Activate the bilge alarm
239
The automatic mode of the bilge pump should only be used in ___
Emergency situations
240
The bilge pump control switches are located on the ___
24 VDC SIM panel on the coxswains console
241
What type of bilge pump is used?
24 VDC 3700 GPH Rule bilge pump
242
Where is the manually operated bilge pump stowed?
Tank room, outboard of the passageway, stbd side, near the engine room QAWTD
243
A fire alarm panel is located ___
In the cabinet holding the computer rack in the crew mess
244
The fire alarm panel receives power from the ___
fire panel breaker on the 120/240 VAC power distribution panel located aft of the galley
245
Heat detectors will activate at what temp?
190°F
246
Where will a fire be indicated?
Alarm in crew mess and crew intercom system, and will activate a horn/strobe in the tank room
247
What will set the fire alarm off?
- Heat detector
| - Fire alarm pull box next to the engine room QAWTD
248
CG fire fighting policy
CG personnel shall not engage in independent fire fighting operations except to save a life or in the early stages of a fire to prevent a significant threat without undue risk
249
What radios are onboard?
- Motorola XTL-5000 for VHF-FM
- Motorola XTL-5000 for UHF-FM
- Standard Horizon GX5500S marine band VHF-FM with DSC
- Micom 3T Single Side Band (HF-SSB)
250
The Standard Horizon radio receives input from ___ for DSC information
GP-37
251
How to compensate the electronic compass
Perform two very slow, 360° turns taking at least two minutes per revolution
252
The PG-500 fluxgate compass heading sensor is located in ___
The crew mess bilge
253
Where is the transducer located?
Port side of the tank room bilge
254
NVTIS
Night Vision Technologies Imaging System
255
The NVTIS uses three cameras allowing for ___
- Thermal imaging, day or night
- Low light level observation, with black and white image presentation
- High resolution color imaging in daylight
256
The NVTIS computer is located in the ___
Computer rack
257
The NVTIS computer receives information from a ___
Gyro inboard of the computer rack
258
ROSAM firing safety switch is located ___
- Outboard side of the coxswain console, aft of the throttles
- Stbd aft corner of crew berthing
259
Weapons locker capacity
Two weapons locks to accommodate 8 handguns, four long guns, and ammunition boxes
260
Ready service ROSAM ammunition storage is provided in a ___
Rack on the fwd bulkhead of the pilothouse
261
Sacrificial anodes are installed on ___
- Hull
- MDE R/W system
- Marine gear heat exchanger
- Multiple locations on the water jets
262
A Capac corrosion monitor is located ___
Near the 24 VDC Ship Service panel in the crew mess
263
Waterjet anode locations
- Reverse duct
- Steering nozzle
- Reverse duct hydraulic cylinder
- Waterjet housing
- Waterjet interior
264
Hull anode locations (7)
- One on the transom centerline
- One on each fin forward of the transom
- One in the port side seachest
- One in the stbd side seachest
- One anode located port and stbd on the hull between frames 10 & 11
265
A pressurized cold water system provides water to ___
- Galley sink
| - Head & head sink
266
P/W tank capacity
40 gallon
267
P/W tank location
Starboard void space outboard of crew mess
268
The P/W tank is filled from ___
A deck connection located on deck near frame 8, stbd side
269
The P/W tank is vented to the ___
Stbd side of the pilothouse
270
A ___ pressurizes the water system and is located ___
- 24 VDC pump
| - On the water tank
271
The galley and head sinks drain to a ___
42 gallon grey water tank
272
Gray water tank capacity
42 gallons
273
What does the tank level monitor in the companionway monitor?
- P/W
- G/W
- F/O
274
Grey water pumpout fitting location
On deck near frame 8, port side
275
Sewage tank capacity
25 gallons
276
Gray water tank location
Bilge beneath crew mess
277
Sewage tank location
Port side of the tank room
278
Sewage tank level display location
Head
279
Sewage tank pumpout fitting location
Port recovery well
280
Air compressor type
Kahlenberg air compressor
281
Air compressor location
Port side of the tank room
282
The air compressor supplies the ___
Air bladder of the collar and the horn
283
Air compressor reservoir size
6 gallon
284
The hull collar is filled with ___
Foam backed by pressurized air bladders
285
How many bladders are in the collar?
4
286
Collar PSI
1
287
Where are the collar overpressure relief valves located?
Recovery wells
288
What system is used for the interceptors?
Humphree Interceptor trim control system
289
The interceptors are ___
Vertical blades located on the transom
290
The interceptors are moved vertically by ___
Electric servo motors located in the lazarette at the transom
291
Where is the interceptor control panel located?
Coxswain console
