FE FE Extinguisher Components & Operation

Question 1

What is the primary purpose of the pull pin on a fire extinguisher?

Accepted Answer

To prevent accidental discharge by blocking the handle

Answer

To seal the discharge nozzle

Answer

To indicate service history

Answer

To control discharge rate

Question 2

What does the Schrader valve on a stored-pressure extinguisher do?

Accepted Answer

Provides a fill port for both agent and expellant gas

Answer

Controls discharge rate

Answer

Indicates remaining pressure

Answer

Connects the siphon tube to the nozzle

Question 3

What component of a dry chemical extinguisher prevents the powder from caking and ensures it discharges properly?

Accepted Answer

Anti-caking agitator bead

Answer

Siphon tube screen

Answer

Pressure gauge bourdon tube

Answer

Discharge valve O-ring

Question 4

Which extinguisher component delivers the agent from the cylinder to the fire?

Accepted Answer

Siphon (dip) tube

Answer

Carrying handle

Answer

Pressure indicator

Answer

Safety pin

Question 5

What is the function of the discharge nozzle horn on a CO2 extinguisher?

Accepted Answer

Directs the CO2 stream and reduces static discharge risk

Answer

Indicates pressure level

Answer

Prevents freezing of the valve

Answer

Acts as a carrying handle

Question 6

What does a broken or missing tamper seal on a fire extinguisher indicate?

Accepted Answer

The extinguisher may have been used or tampered with and requires inspection

Answer

The extinguisher is past its hydrostatic test date

Answer

The extinguisher is overcharged

Answer

Nothing — tamper seals are optional