Common Plumbing Processes: 2

1.        Which one of the following does not form part of the commissioning process?

• a.    Soundness testing

• a.    Visual inspection

• Flushing the system

• a.    Fitting plumbing appliance.

1.        Which one of the following parts of the Building Regulations deals with building structure?

• a.    Part A

• a.    Part B

• Part F

• a.    Part L.

1.        What does LCS stand for?

• a.    Long Coil Strand

• a.    Low Carbon Steel

• Low Copper Steel

• a.    Loose Cover Sheet.

1.        Which one of the following should be used to protect the area you are working in?

• a.    Safety shoes

• a.    Plywood

• a.    Dust sheets

• a.    Heat mat.

1.        Which one of the following is the correct horizontal clipping interval for 15mm copper tube?

• a.    1.2m

• a.    1.5m

• a.    1.8m

• a.    2.0m.

1.        At what point should an inhibitor be added to a central heating system during commissioning?

• a.    During the first flush

• a.    Before flushing

• a.    During the final fill of the system

• a.    Before cleaning the pipework.

1.        Which one of the following grades of copper is used for microbore central heating pipework?

• a.    R220

• a.    R250

• R290

• a.    R300.

1.        Which specialist tool may be required when removing the body of a non-rising pillar tap?

• a.    Stillson

• a.    Basin wrench

• a.    Circlip pliers

• Adjustable spanner

1.        What is the name of the tool shown?

• a.    Mole grips

• a.    Stillson

• a.    Basin wrench

• a.    Spirit level.

1.        What type of fitting is shown in the image?

• a.    Compression tee

• a.    Compression coupling

• Compression elbow

• Compression tank connector