USCG > USCG TRAILERS > Flashcards

USCG TRAILERS Flashcards

(61 cards)

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1
Q

Missing parts or damage to a tongue Jack is considered to be a_________ discrepancy?

A

Major

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2
Q

Boat winches are to be inspected with the Strap______ paid out.

A

Fully

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3
Q

Missing, improperly sized, or damaged strap is considered a_______discrepancy. 

A

Restrictive

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4
Q

Tie-downs shall be rated for at least______ Lbs. 

A

6,000 Lbs.

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5
Q

In a torsion axle suspension system the spindle is connected to the _______ which is connected to the torsion bar.

A

Torsion Arm

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6
Q

What component does the brake pads press against to stop the trailer?

A

Rotor

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7
Q

What component of the wheel assembly houses the bearings?

A

Hub

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8
Q

What is the most important factor in tire life? 

A

Tire Pressure

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9
Q

What types of lights are required to be on a Coast Guard boat trailer?

A
  1. Tail lights
  2. Break lights
  3. Turn signal lights
  4. License plate lights
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10
Q

What type of wiring circuit is on a Coast Guard standard boat trailer?

A

Direct Current

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11
Q

What is a common cause of lighting problems on Coast Guard standard boat trailers? 

A

Corrosion

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12
Q

How many pins Are Used on the RBS trailer 7 pin connector?

A

5

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13
Q

How many pins are used on the TANB trailer 7 pin connector?

A

6

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14
Q

What should always be used on butt splices to seal out water?

A

Heat Shrink

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15
Q

To comply with federal requirements, Electric hydraulic brake actuator trailers must be equipped with a breakaway switch and a______

A

Emergency power supply

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16
Q

What type of tester is usually used to check the wiring on a Coast Guard trailer?

A

DC circuit tester

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17
Q

What must be used to tow a Coast Guard standard boat trailer if the tow vehicle has a flat 4 pin plug?

A

A flat 4 to 7 round Adapter

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18
Q

What must always be completed prior to performing maintenance on a Coast Guard standard boat trailer?

A

Tag-out procedures

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19
Q

What class of trailer hitch is required for Coast Guard trailers?

A

Class V, WC
“weight carrying”

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20
Q

What are the requirements for Coast Guard trailer balls?

A

2 and 5/16 inch, rated @ 10,000 Lbs. or greater.

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21
Q

What best describes tongue weight?

A

5% to 10% of the GVW

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22
Q

In a surge brake application, what is used to prevent the brakes from locking up while backing up?

A

Reverse solenoid

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23
Q

What are the Coast Guard’s safety chain requirements?

A

1/2 inch galvanized steel 

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24
Q

What best describes the way boat winches are rated?

A

Line pull or the deduction of 10% of the rated line pull for each layer of strap on the winch

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25
What is the minimum weight rating for a safety tie-down strap?
6,000 Lbs.
26
What allows each wheel of a torsion axle suspension system to respond independently?
Rubber cords
27
What supports the wheel bearings and hub assembly?
Spindle
28
Where are the brake pads housed?
Caliper
29
What should never be done when repairing or maintaining brakes?
Never use compressed air on breaks and never use petroleum based solvent to clean assemblies
30
Where can you find the minimum repaired thickness information for a brake disc or rotor?
Technical manual and embossed on the rotor/disc
31
What creates a pressurized leak proof system that keeps salt water and contaminants out of the wheel bearing?
Air-tight bearing protectors
32
What type of bearings do Coast Guard trailers use?
Tapered roller bearings
33
If a tire has less than 1/8 of an inch of tread remaining, it is considered to be what type of discrepancy?
Restrictive discrepancy
34
What does the acronym TCTO mean?
Time Compliance Technical Order
35
Who can initiate a TCTO?
Anyone
36
What must you consult when adding brake fluid to ensure the correct fluid is being used?
(MPC) maintenance procedure card
37
Electric hydraulic brake actuators shall be filled to the ______ of the filler neck.
Bottom
38
How are trailer boat winches to be inspected?
With the strap fully paid out
39
What is the best way to prevent corrosion and rust from boat trailers?
Fresh water flushing
40
The _______ helps keep rust and corrosion from accumulating on the running gear and axles.
Flush Kit
41
Brake hoses must be rated at 3000 psi and ______ approved.
(DOT) department of transportation
42
Why are brake lines coiled?
To absorb the flexing motion of the trailer while on the road
43
When is it recommended to replace a trailer brake pad?
1. If it is 1/4 inch of its original size. 2. If wear indicator on the pad is worn off. 3. If the squealer has made contact with the rotor.
44
What tool would you use if you believe the rotor/desk is warped?
(Dial indicator) if it exceeds .004 the rotor is warped
45
What must you do when you drop a bearing?
Replace it
46
When completing a bearing inspection, upon removal of the bearing, what step should be taken to prevent contamination?
Place in a clean new plastic bag
47
What tools must you use when tapping out bearing races?
Hammer and brass punch
48
When cleaning bearings for inspection, what type of cleaner must be used?
As MPC directs
49
What best describes the proper way to pack a trailer wheel bearing?
Place a tablespoon of grease in your palm and force the bearing through the outer edge until packed
50
Overfilling a bearing protector with grease will ______.
Decrease seal and bearing life
51
Once hub installation is complete, the rotors should be cleaned with _______ to prevent a potential fire hazard.
Brake parts cleaner
52
Where should the brake bleed valve hose be installed?
Top of the caliper
53
Ensure lug nut tapers are installed into the rim to avoid _______.
Lug stud breakage and rim failure.
54
What type of wiring circuit is a Coast Guard standard boat trailer?
Direct current (DC)
55
What causes grounding issues on Coast Guard standard boat trailers?
Corrosion
56
Which pin of the trailer connector electrically energizes the reverse solenoid?
Center pin
57
To comply with federal requirements, electro-hydraulic brake actuated trailers must be equipped with what type of switch?
Breakaway switch
58
If a light on the Coast Guard trailer is not working, what should you check first?
The Bulb
59
What testers or meters are normally used to check wiring on Coast Guard trailers?
Volt meter and a DC circuit tester
60
For inspection purposes, an extinguished tail light is considered to be what type of discrepancy?
Restrictive discrepancy
61
What must always be completed prior to performing maintenance on a Coast Guard standard boat trailer?
Tag-out procedures
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