OFTEC Oil Pipework and Supply Systems

Question 1

What is the most commonly used material for domestic oil supply pipework above ground in the UK?

Accepted Answer

Copper

Answer

Copper tube is the most widely used material for above-ground oil supply pipework in domestic installations due to its durability, workability, and compatibility with oil fuels.

Question 2

Under BS 5410 Part 1, what size of copper tube is most commonly specified for a domestic oil supply line?

Accepted Answer

10mm OD

Answer

10mm OD copper tube is the standard size specified for domestic oil supply pipework in the UK under BS 5410 Part 1, providing adequate flow for typical domestic burners.

Question 3

Which British Standard governs the installation of domestic oil-fired heating equipment in the UK?

Accepted Answer

BS 5410 Part 1

Answer

BS 5410 Part 1 is the British Standard specifically covering the installation of oil-fired heating equipment in domestic premises.

Question 4

What type of valve must be fitted in the oil supply line close to an oil-fired appliance for fire safety?

Accepted Answer

Remote-sensing fire valve

Answer

A remote-sensing (heat-actuated) fire valve must be fitted in the oil supply line to automatically shut off the fuel supply in the event of a fire near the appliance.

Question 5

What is the purpose of the heat-sensing phial in a fire valve installation?

Accepted Answer

To detect abnormal heat and trigger the valve to shut off the oil supply

Answer

The heat-sensing phial is positioned near the appliance and responds to abnormal temperatures, triggering the fire valve to close and cut off the oil supply before a fire can spread.

OFTEC Practice Test

OFTEC Practice Test

OFTEC Oil Pipework and Supply Systems