Shared Flashcard Set

Details

25' RBHS STUDY GUIDE
CREWMAN STUDY GUIDE
58
Other
Professional
07/31/2007

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Cards

Term
Length Overall (bow to lowered taffrail) ?
Definition
29' 6½"
Term
Length at Waterline ?
Definition
22' 8½"
Term
Beam Overall??
Definition
8' 6"
Term
Operational Draft (DIW with engines
vertical)?
Definition
39"
Term
Draft, Engines Tilted Up (waterline to
keel)?
Definition
23 ¼”
Term
Height of Navigation Light Mast When
on Trailer?
Definition
12'8"
Term
Height of Radar Dome When on Trailer??
Definition
11' ½"
Term
Height of Search Light When on Trailer ?
Definition
9'7"
Term
Highest Fixed Point When on Trailer
(Radar Pod Cofferdam, with the tow reel
removed, radar pod folded down, and
search light removed)??
Definition
9' ½"
Term
Crew Capacity (cabin seats)?
Definition
4
Term
Passenger Capacity (sitting on aft boxes
and gunwales)?
Definition
6
Term
Seating Total??
Definition
10
Term
Fuel Tank Capacity??
Definition
105 gallons
Term
What type of engines ?
Definition
Twin Honda 225-HP,
4-stroke outboards
Term
Propellers??
Definition
14x19 Mercury Offshore or Vensura
Series
Term
Boat Weight (fully outfitted, no crew)??
Definition
7400
Term
Boat Maximum Weight (fully outfitted,
four crew, six passengers)??
Definition
9200
Term
Weight (fully outfit, fuel, trailer, no
crew)
Definition
9450
Term
Maximum Speed?
Definition
46 knots at 6000 RPM
Term
Cruise Speed
Definition
35 knots at 4500 RPM
Term
Maximum Range at Cruise Speed
Definition
150 NM
Term
Maximum Operating Winds
Definition
25 knots
Term
Maximum Operating Seas
Definition
6' (no surf)
Term
Maximum Towing Capacity
Definition
10 displacement tons
Term
Maximum Operating Distance Offshore
Definition
10 NM
Term
Outside Air Temperature
Definition
0 to 105 °F
Term
Outside Water Temperature
Definition
28 to 95 °F
Term
Operation in Ice
Definition
None
Term
Hull
Reference
Points?
Definition
• Non-Watertight bulkhead 7½
• Non-Watertight bulkhead 13½
• Watertight bulkhead 16
Term
how many windows does the defender class b have?
Definition
14
Term
How big are the cleats and how many are on the boat?
Definition
6 - 10" aluminum cleats
Term
What type of hull does the defender class B have?
Definition
The hull of Defender Class boats is
comprised of a single pressure-tested, airtight, welded compartment.A fuel
tank 105 gallons, Defender B Class. fabricated from ¼-inch 5086 aluminum and supported by rubber isolation
mounts, is part of the hull’s structure
Term
how many windows does the defender b class have?
Definition
Defender B Class cabin
has 14 windows.
Term
what is in the cuddy cabin?
Definition
A weather-tight door is located in the forward bulkhead of the cuddy cabin
leading to the foredeck. A bench seat is provided on the starboard side. The Webasto® diesel-burning, forced air heater for cabin and window defrosting is located on the port side of the cuddy cabin behind an aluminum access cover. A B-1 fire extinguisher is mounted on the aluminum access cover for the cabin heater.
Term
What is in the port deck locker?
Definition
The port locker contains access to the fuel management system that includes the tank information plate, fuel filters, fuel pickup, vent tubing, primer bulbs, and Wema™ fuel-sending unit.
Term
what is in the starboard deck locker?
Definition
The starboard locker accesses the rig tube for the outboard engines and houses the diesel fuel tank for the heater .A portable B-1 fire extinguisher is also mounted in the
starboard locker.
Term
Where is the dewatering pump ??
Definition
an electric cabin dewatering pump having the
identical performance characteristics as that of the Defender A Class is
located inside the cabin, starboard side aft, under the starboard aft passenger
seat.
Term
what are the specs to the electric dewatering pump?
Definition
-pump is rated at 1100 gallons per hour

-has a built-in float switch
for automatic operation.

-pump will turn on when the water level
reaches 2⅛ inches and off when no load is sensed by the pump’s impeller.

-The discharge for the electric cabin dewatering pump is located on the aft,
starboard exterior cabin bulkhead, above the deck edge walkway.

-The pump requires 12 VDC for operation and draws 3.3 amps at 12 volts.

-The boat is outfitted with a portable, manual bilge pump rated at 10 strokes per gallon and 6 gallons per minute.
Term
how many cleats are on the boat? and what size?
Definition
Six 10-inch aluminum standard cleats located port, starboard, forward, aft, and amidship are fully welded to the gunwhale.
Term
How many towbitts and what type ?
Definition
-Two tow bitts with stainless steel Norman (cross) pins.

-(Defender B Class)) are located
forward and aft on centerline.

Each bitt accommodates the MK16 light
machine gun stand. The aft tow bitt on the Defender B Class incorporates
an additional handhold welded between the vertical tow bitt member and
the equipment locker.
Term
how many lifting points are on there?
Definition
Defender Class boats have four lifting eyes
-Two are located
above the anchor locker
-two are located in the forward bulkhead of the aft lockers. Each eye is rated at 9500 pounds
Term
What size ring buoy is attached to the boat?
Definition
24" ring buoy attached to a strobe light
Term
How much towline is on the Defender class B?
Definition
Defender B Class, the reel is equipped with a manual,adjustable brake and 300 feet of 2 ¼ ” circumference oublebraided
nylon line, which can be used for towing or anchoring
Term
What Type of Engines Are onboard?
Definition
Twin Honda bf225 Outboards

-rated 225 HP at 5500 RPM
-four-stroke
-V6
-water-cooled
engine with a single overhead cam
-displacement is 212 cubic
inches
-3½-inch bore and 3.66-inch stroke
-operating weight of each engine is
approximately 633 pounds
Term
How much oil is in the Engines?
Definition
8 US quarts
Term
What type of OIl is used in the engines?
Definition
10W-30
Term
What type of starter is onboard?
Definition
direct cranking starter is mounted on each outboard engine. The starter
requires a battery rated for 12 VDC and 110 amp hours.
Term
What is the egress routes for a capsized RBS?
Definition
The preferred method of egress from a Defender Class boat is through the
port/starboard sliding doors. Attempt egress from the aft or forward cabin door only as a last resort.
Term
what size is trailer ball?
Definition
2 5/16
Term
what is the trim range
Definition
-4 to 16 degrees
Term
what is engine idle?
Definition
650+ -
Term
What type of HUll?
Definition
DEEP V Rigged mono hull with stabilizing closed cell polyethlene foam collar.
Term
WHAT IS CABIN METAL TYPE?
Definition
5052 Aluminum
Term
HEIGHTS:
Definition
Height of Mast (Trailer): 12’ 8”

Height of Radar Dome (Trailer): 11’ ½”

Height of Search Light (Trailer): 9’ 7”

Highest Fixed Point (Trailer): 9’ ½”
(Radar Pod Cofferdam, w/ The Tow Reel Removed, Radar Pod Folded Down, & Search Light Removed)
Term
Design Length of Hull?
Definition
25’2 ½”
Term
highest fixed point? top of Radar pod
Definition
8'9"
Term
freeboard bow?
Definition
3'5"
Term
freeboard lowest point/recovery well?
Definition
1'
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