Question 2: (a) What is the name of the spray gun?
(b) Identify the parts labelled as follows:
(i) M;
(ii) N;
(iii) O;
(iv) P;
(v) Q;
(vi) R;
(vii) S.
(c) State the functions of the parts labelled:
(i) O;
(ii) Q;
(iii) S.
The question was attempted by few candidates poorly. The candidate’s performance was poor. The candidates were expected to provide the following answers to the question:
(a) - Gravity spray gun/Gravity feed type gun
(b) (i) M - Cup lid/cover
(ii) N - Fluid container/material cup/Gravity feed cup
(iii) O - Fluid regulator/ spreader adjustment valve
(iv) P - Air inlet valve (v) Q - Air inlet (vi) R - Trigger
(vii) S - Air cap/Fluid nozzle
(c) (i) Fluid regulator/ spreader adjustment valve
- Regulates the amount of paint that flows through the nozzle of the gun.
(ii) Air inlet
- The part of the gun which allows the passage of pressured air.
(iii) Air cap/Fluid nozzle
- The part of the spray gun that breaks the paint stream into fine mist.