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QUESTION 10
(a) Name and describe the TWO types of pressure test that you would carry out prior to
commissioning a new gas installation.
1
2
(4 marks)
(b) You are required to install a new space heater into an existing gas line. Name and describe the
pressure test required prior to commencing work.
(2 marks)
(c) State TWO sources for information on the working pressure of a gas appliance that must be
supplied with the appliance.
1
2
(2 marks)
(d) What other requirement, in addition to gasfitting registration and holding a current licence, is
needed for a gasfitter to be able to work on the water connections of a gas fired water heater?
(1 mark)
(e) State the condition under which a registered gasfitter is permitted to test gas installation work.
(1 mark)
(f) State TWO basic reasons required by the NZ Building Code for ventilation when gas appliances
are installed.
1
2
(2 marks)
Total 12 marks