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Electrical Symbols

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Questions and Answers

What symptom would you think shows that the freon filter drier has become blocked?

An increase in cooling efficiency

A decrease in compressor noise

A large temperature drop across the drier (correct)

An increase in condenser pressure

In open sea where it is allowed to do water washing of cargo tanks, how much oil is the ship allowed to pump overboard to fulfil the regulations in force (IMO)?

30 litres pr. nautical mile (correct)

100 litres pr. nautical mile

10 litres pr. nautical mile

50 litres pr. nautical mile

What procedure should be followed to finish the work when the bolt holes in the flanges are found to be misaligned during the refitting of a section of seawater pipe?

The pipe should be forcefully aligned using mechanical tools

Adjacent pipework should be slackened off to allow the pipe to be aligned. Any incorrectly positioned brackets should be adjusted after the pipe is refitted (correct)

The misaligned flanges should be welded together to secure the pipe

The pipe should be refitted as is, without making any adjustments

Which one of the following items has to be included in an abandon ship drill?

<p>Lowering of at least one lifeboat after any necessary preparation for launching</p> Signup and view all the answers

What is the status and function of a Panama canal pilot?

<p>He has control of the navigation and movement of the vessel</p> Signup and view all the answers

Study Notes

Symptoms of a Blocked Freon Filter Drier

A blocked freon filter drier would show a specific symptom, indicating a problem.

Oil Discharge Regulations in Open Sea

In open sea, a ship is allowed to pump a maximum of 15 ppm (parts per million) of oil overboard to fulfill IMO regulations.

Misaligned Bolt Holes in Seawater Pipe Refitting

When bolt holes in flanges are found to be misaligned during seawater pipe refitting, the following procedure should be followed to complete the work:
- Stop the work immediately
- Consult the technical manual or instruction
- Seek guidance from a supervisor or experienced technician

Essential Items in an Abandon Ship Drill

A life jacket is one of the essential items that must be included in an abandon ship drill.

Panama Canal Pilot Status and Function

A Panama canal pilot is a mandatory, highly experienced, and licensed pilot who boards the ship to guide it through the Panama Canal, ensuring safe navigation and compliance with local regulations.

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Description

Test your knowledge of electrical symbols, HVAC troubleshooting, and maritime regulations with this quiz. Identify electronic components, diagnose HVAC issues, and understand environmental regulations for oil pumping at sea.