Automechanical Works Paper 2 WASSCE (SC), 2017

Question 15

 

 

 (a) Identify the type of fuel supply system shown in the sketch above
           (b) Name the parts labelled R, S, T, U and V.
           (c) State:
                (i) two merits of the unit;
                (ii) one demerit of the unit.
           (d) List two other types of fuel supply system.

Observation

 

Solution

  1. Gravity feed system
  2. R: Air cleaner

S: Carburettor
T: Fuel Filter/Filter top
U:Tap
V:Tank

(c).
(i)  Merits of the system

It is easily accessible.
It is easy to maintain.
It does not need fuel pump.
It flows freely.

 

(ii) Demerits of the system

It has high risk of fire.
It occupies large space in a vehicle.
It is prone to leakage.

(d)     Other types of supply system
Engine driven pump feed fuel system (Mechanically operated pump feed fuel system)
Pump feed fuel system (Electrically operated pump feed fuel system)
Fuel injection system