Boat Systems Flashcards
1
Q
Fuel type
A
Unleaded 91 octane gasoline or higher
2
Q
Fuel with ethanol and ethanol additives up to ___ can be used
A
10%
3
Q
Fuel flow
A
Tank Racor fuel filter 2 micron fuel filter/water separator Electric lift pump HP fuel pump Fuel rail
4
Q
What happens when the fuel filter/separator fills with water?
A
The warning horn will sound four times every two minutes and a warning message will appear on the gauges
5
Q
Ignition system
A
Fully transistorized battery ignition system with 6 spark plugs and six pencil ignition coils
6
Q
What type of spark plugs are used?
A
NGK P/N: ILFR6G
7
Q
Where are the spark plugs located?
A
Under the pencil coils
8
Q
Where is the starter located?
A
Starboard side
9
Q
The starter requires ___ VDC and draws ___ amps under load
A
12
160
10
Q
Where is the gearshift and throttle control located?
A
Outboard side of the helm panel
11
Q
Moving the throttle ___ from neutral selects the gear
A
35º
12
Q
Where is the power trim/tilt switch located?
A
On the port throttle lever, on the helm console above the throttle control, and on the port cowl of each engine
13
Q
What RPM will the center engine be?
A
Average of port and starboard
14
Q
What gear will the center engine be in?
A
Same as port and starboard, or neutral if not the same
15
Q
What functions are on the gearshift and throttle touchpad?
A
Neutral light Troll button Transfer button Dock button Throttle only button 1 Lever button Sync button
16
Q
What does the 1 lever button do?
A
Places throttle and shift control of all engines on the port control lever
17
Q
How do you disengage the 1 lever button?
A
Shift to neutral and press the 1 lever button
18
Q
What does the sync button do?
A
Initiates engine synchronization
19
Q
What light will the sync button light be?
A
Yellow at first
20
Q
What color will the sync button light change to when auto-synchronization takes place?
A
Red
21
Q
When will auto synchronization take place after pushing the button?
A
Engine speed is over 900 RPM for two seconds, below 95% throttle opening, and the levers are within 10% of each other
22
Q
When does the neutral light come on?
A
When the gearshift is in neutral
23
Q
What does it mean when the neutral light flashes?
A
Engine is in throttle-only mode
24
Q
What does the troll button do?
A
Allows the engine speed to be set for slow speed
25
How does the boat enter trolling mode?
Move control handles into the forward detent and press the troll button
26
How is troll speed adjusted?
With the - and + buttons
27
How is troll speed turned off?
Move the control handles to neutral or a different position or press the troll button
28
What does the transfer button do?
Nothing
29
What does the dock button do?
Reduces the throttle capacity to 50% of normal capacity
30
How is docking mode turned on and off?
Return levers to neutral and press the button
31
What does the throttle only button do?
Allows increasing engine RPM for warm-up without shifting the engine into gear
32
How is throttle only mode activated?
Move control lever to neutral, press the throttle only button while moving the control lever to the forward detent
33
What will indicate the boat is in throttle only mode?
The horn will sound once and the neutral light will start flashing. The horn will sound twice when the throttle only is engaged
34
How is throttle only disengaged?
Return the control lever to neutral and press the throttle only button
35
Where are the engine key switches located?
Forward of the gearshift
36
What prevents the engine starting in gear?
Each key is interlocked to allow starting only while in neutral
37
What are the different positions of the key?
Off
Acc
On
Start
38
How should the key be turned?
Turn to start and then release. The engine has an automatic engine crank and start cycle
39
Where is the kill switch located?
Side of the throttle control panel
40
How long is the kill switch lanyard?
3-4 feet, coiled
41
What gauges are on the helm console?
Boat speed gauge
| Three engine RPM gauges
42
When a potentially damaging fault is detected, the system will ___
Reduce engine speed, sound the warning horn, and display a warning message on the gauge
43
When will the gauges power up?
When the ignition is turned on
44
When a problem is detected, the ___ message appears on the display
SYS FAULT
45
If SYS FAULT is diplayed, press the ___ to show the faulty component
+ button
46
When the faulty component is displayed, what happens when the + button is pressed?
Displays a detailed description of the fault
47
When the detailed description of the fault is displayed, what happens when the + button is pressed?
Displays the required corrective action
48
How do you stop displaying the alarm message?
Press the - button
49
If there are multiple alarms, how do you display them?
Press the MODE/SELECT button
50
If the MODE/SELECT button is pressed to display a different screen what will show?
The flashing alarm signal "AL" will appear in the upper right corner to indicate there is still a problem
51
When should the engines remain lowered while in the water?
If below freezing
52
How long will the trim/tilt rocker switch function after the key is turned off?
15 minutes
53
Which trim/tilt switch will always work when the key is off?
Engine mounted switch
54
Where is the manual tilt release valve located?
Starboard side of the engine mounting bracket, on the bottom of the trim/tilt reservoir
55
How much should the manual release valve be turned to manually tilt the engines?
3 turns counterclockwise
56
Where is the engine flushing connection located?
Port side of the engine
57
Low long should the engine be flushed?
15 minutes
58
Where are the anodes located?
Two on the gear case
One on the stern bracket
Two on the bottom of each power tilt ram
One on the transom
59
Where is exhaust discharged
Around the propeller shaft and thru the hub of the propeller
60
Where is the engine fuse panel located?
Starboard side of the engine
61
What is in the engine fuse panel?
20 amp fuses for the engine electronic controls, ignition coils, fuel pump and injectors
62
How many spare fuses are in the engine fuse panel?
three 20 amp fuses
63
What type of propeller is used?
Stainless steel, 4-blade Mercury Revolution 4 with a 14.625" diameter and 19" pitch
64
What protects the propeller, engine, and lower gear unit gears?
Mercury Marine Flo-Tore II propeller cushion hub kit
65
Hull material
5086 marine grade aluminum
66
Hull design
Deep-V monohull with a pointed bow and flat transom
67
Deadrise
25º at the transom
68
Bottom plating
1/4" 5086 marine grade aluminum
69
Side plating
3/16" 5086 marine grade aluminum
70
Deck plating
0.160" aluminum plate
71
Deepest point of the boat with engines raised
At the collision bulkhead
72
What is the purpose of the foam on the bottom 4-10" of the hull interior?
Sound insulation
73
What is the purpose of the performance fins?
Provide lift upon acceleration and create a vacuum for stabilization during turning
74
Where are the performance fins located?
Port and starboard below the aft portion of the collar
75
What is the purpose of the lifting strakes?
Improve sea keeping, direction stability, and planing performance
76
How many lifting strakes are there?
4
77
Where are the lifting strakes located?
Full length of the V bottom hull
78
Beaching plate
5/16" 5086 marine grade aluminum welded to the keel along the forefoot
79
Where is the inspection access to the watertight self-bailing deck?
Three 1/2" inspection plugs in the cuddy cabin deck
80
What are the diagonal stiffeners?
1/4" x 3" diagonal stiffeners spaced 12 inches apart disperse impact energy using herringbone framing to direct impact energy along its natural course of flow
81
Where is the hull access plug located?
Forward of the transducer in the step
82
Where are the cabin drain plugs located?
Aft corners of the cabin bulkhead
83
What is the purpose of the collar system?
Flotation, tendering, and stability
84
How heavy is the collar?
1.3 lbs per cu/ft
85
What protects the uppers surface of the collar
An aluminum flange
86
What protects the water-contacting surface of the collar?
An aluminum performance fin
87
The collar bow section is outfitted with a ___
Protective cover equipped with a rub strake
88
How long do minor repairs to the collar take?
Less than 24 hours
89
Three major components of steering system
Hydraulic steering cylinders
Tie bar assembly
Hydraulic pump assembly
90
Hydraulic fluid
SAE 0W30 synthetic power steering fluid
91
Steering system lock to lock response turns
5
92
Where is the hydraulic pump located?
Mounted in the console and accessed from the cuddy cabin
93
Where does power for the hydraulic pump come from?
Three engine battery switches
94
Fuel tank 95% capacity
285 gallons
95
Fuel tank thickness
1/4"
96
What prevents the free surface effect in the fuel tank?
Transverse baffles
97
Where is the fuel tank fill cap located?
Between the port and starboard aft equipment lockers
98
Where is the vent for the fuel tank located?
Directly above the fill cap
99
What do the Racor fuel filter/water separators have to allow to visually see water or sediment in the fuel?
Translucent bowl
100
Racor fuel filter flow rating
60 GPH
101
Racor fuel filter element micron
10 micron
102
Where is the fuel tank level sensor located
In the tank top service center at the aft section of the fuel tank
103
Where is the loud hailer mounted?
OHIP
104
Main components of the DC electrical system?
Three alternators, three engine start batteries, one house battery, one 120 VAC generator starting battery, control devices and indicators
105
The AC power is supplied from ___
The generator or from a shore power connection
106
Alternator rating
12 VDC, 70 amps @ 3000 engine RPM, and 37-44 amps of current at the battery and 1000 engine RPM
107
Where is the alternator located?
Port side of the engine
108
Where are the battery switches located?
Mounted on the 12 VDC main power panel inside the cuddy cabin, port side
109
What are the different battery switches?
Port Battery
Starboard Battery
Center Battery
House Battery
110
Which alternator charges the house battery?
Any of them
111
What protects the battery from leaching power from another battery?
Battery isolator
112
What size breaker is on the 12 VDC main power panel?
100 amp
113
Where are the 12 VDC distribution panels located?
Three are located on the inboard side of the starboard cabin console
114
The electronic control system for each engine is protected by a ___ fuse located at the ___
5-amp
| engine battery
115
Where are the inline fuses located?
In the helm console
116
Where does the ground go?
Back to the battery, not the hull (ungrounded)
117
Generator
Kohler 120/240 VAC, 5 kW
118
What does the generator power?
A/C unit, battery charger, and 120 VAC outlets
119
Where is the switch for the generator blower located?
Inboard of the steering wheel
120
Where is the control panel for the generator located?
On the helm console inboard of the steering wheel
121
What is on the generator control panel?
```
Preheat/Start/Stop switch
Oil pressure gauge
Water temp gauge
Engine hours
Battery voltage gauge
```
122
How long to run the blower before starting the generator?
At least 5 minutes
123
Where is the battery isolation switch for the generator located?
On the forward seat foundation on the starboard side
124
Where does cooling water for the generator come from?
A clamshell inlet on the starboard side near the transom
125
Where is the strainer for the generator located?
In the starboard aft deck locker
126
Where is the fuel shutoff valve for the generator located?
In the port aft deck locker
127
Where is the generator fire port located?
In the bulkhead on the inboard side of the generator compartment
128
What is the shore power connection rated for?
30 amps
129
Where is the shore power connection located?
Port side of the cabin, forward of the side door
130
Where is the 120 VAC distribution panel located?
Below the battery isolation switches inside the cuddy cabin, port side
131
What does the top set of switches on the 120 VAC panel do?
Allows either the generator or the shore power input to be live, but now both
132
What must be off before connecting the shore tie?
The main AC breaker
133
Seat width
24"
134
Seat height adjustment
3"
135
Forward and aft seat adjustment
6"
136
AC unit capacity
24,000 BTUs
137
AC full heating capacity is available in water temps as low as ___
55º F
138
AC heating capacity drops to ___ in 40º F water
50%
139
In cooling mode the AC works best when the seawater temp is below ___
90º F
140
What is the breaker for the heater rated for?
20 amp
141
Where is the breaker for the AC located?
Just inside the cabin door to the aft weather deck, port side
142
Where is the thermostat and control panel located for the AC?
On the starboard each panel, inboard and beside the steering wheel
143
What gun mount fits the tow bitts?
MK 16 MOD 8
144
Bow mount setting for train should be set to ___
060º to starboard and 300º to port, allowing 120º of train on the bow mount
145
Bow mount elevation and depression settings
050º elevation
| -015º depression
146
Stern mount setting for train should be set to ___
045º to starboard and 315 to port, allowing 270º of train on the stern mount
147
Stern mount depression setting
-005º
148
When the stern mount is employed, the taffrail must be ___
Lowered to its intermediate position
149
Ready service ammo for the forward gunner is stowed in the ___
Anchor locker
150
Ready service ammo for the aft gunner is stowed in the ___
Cabin
151
What weapons locks are used?
Santa Cruz electrically operated weapons locks with backup key override
152
The release buttons for the forward weapon locks are located ___
Over the battery switches in the cuddy cabin, port side
153
The release buttons for the aft weapons locks are located ___
Inside the top edge of the opening under the aft crew seat, port side
154
The weapons lock release buttons must be depressed until ___
The weapon is removed from the lock
155
Where is the searchlight control panel located?
One on the OHIP
| One on the outboard side of the helm console
156
Searchlight rating
200,000 candlepower
157
Searchlight range
360º around
9º up
-17º down
158
Where is the tow light mast stowed?
Inside the cabin on the aft bulkhead above the cabin door
159
Where is the gasoline fume sensor located?
In the generator compartment, with the display on the helm console above the generator control panel
160
Where is the CO detector located?
In the cuddy cabin port side, below and outboard of the weapons locks
161
Where is the smoke detector located?
Cuddy cabin starboard side of the access to the console
