Unit 109 Copper-Pipework

At what temperature does Propane gas burn?

• 1980°C (3596°F)

• 2925°C (5300°F)

• 1000°C (1832°F)

• 2500°C (4532°F)

What is the burning temperature of Mapp gas?

• 1980°C (3596°F)

• 2925°C (5300°F)

• 1000°C (1832°F)

• 2500°C (4532°F)

How should gases be transported and stored?

• Upright

• Outside

• Well ventilated

• Secure

How should you check for damage to the regulator during a visual inspection of heat producing equipment?

• By checking the color of the regulator

• By inspecting the threads of the regulator

• By listening for any unusual sounds from the regulator

• By measuring the pressure with a gauge

What is the recommended method to check for damage (splits) to the hose of heat producing equipment?

• By running it through your hands and inspecting all connections

• By blowing air through the hose

• By submerging the hose in water

• By checking the color of the hose

What should you inspect to check for damage to the blow torch?

• The color of the flame

• The length of the torch

• The overall appearance of the torch

• Check that there is no visible damage to the body of the torch

What type of thread do LPG cylinders have to connect to the equipment?

• Right-hand thread

• Left-hand thread

• Double-thread

• No thread

What should be done after inserting the regulator in the ON/OFF valve?

• Tighten with a spanner clockwise

• Leave it as is without tightening

• Tighten firmly with a spanner anti-clockwise

• Remove the regulator

What is the purpose of turning the regulator anti-clockwise to tighten?

• To loosen the connection

• To ensure that only the correct equipment can be connected

• To align the threads properly

• To prevent the regulator from fitting

What is the final step after assembling the heat producing equipment?

• Turn off the main ON/OFF valve

• Test for leaks using leak detector fluid on all joints

• Disconnect the regulator

• Inspect the color of the flame