6035 | Processes LO1

R220 microbore copper sizes are?

• 6mm

• 8mm

• 10mm

• 15mm

• 22mm

R250 copper is?

• Soft coiled copper

• Half hard copper

• Hard copper

Scenario: You arrive at a customers property to find a pipe wrapped with chrome plating, what purposed does this have?

• To identify the pipe as wholesome water

• To identify the pipe as gas

• For decorative finishing

• For central heating identification

Work out the overall length of pipe.

Radius x 2 x 3.14

4

• 450mm

• 356mm

• 94.2mm

• 544mm

What is the X-Dimension?

• The centre of the fitting to the engaged lengths

• The end of the pipe to the engaged fitting

• Cutting the pipe to the exact length to ensure it fits to the centre lines

Match the Grades to the colour/use.

• Blue - Heating and oil lines

• Medium

• Brown - Gas

• Light

• Red - Steam and fire systems

• Heavy

Which of the following is not a form of supplied LCS pipework?

• Self colour

• Lead lined

• Red oxide paint

• Galvanised

• Non-galvanised

Which of the following offers internal protection for LCS pipework?

• Galvanised

• Denso tape

• Paint

• Chemical inhibitor

Statement: The Z-Dimensions is the LCS equivalent and is identical to the X-Dimensions for copper.

• True

• False

A piece of 15mm LCS pipe would have a:

• ¼" thread

• ½" thread

• ¾" thread

• 1¼" thread