- With reference to portable fire extinguishers:
(a) describe the examination and testing of portable fire extinguishers as specified in the UK and Internatinal legislation.
(6)
(b) state the classes of fire that Dry powder extinguishers may be safely used;
(2)
(c) describe the operation of a portable CO, fire extinguisher.
(2)
- Define EACH of the following, stating an example in EACH case where a fire could be caused:
(a) spontaneous combustion;
(4)
(b) flash point;
(3)
(c) auto ignition temperature.
(3)
- (a) Define EACH of the following:
(i) Flash Point;
(ii) Ignition Point
(iii) Auto Ignition Temperature.
(2)
(2)
(2)
(b) Explain the requirements for the discharge of CO₂ of a machinery space fixed firefighting installation with regard to volume and time.
(4)
- With reference to a machinery space carbon dioxide smothering system:
(a) state the regulation regarding the rate of flooding with respect to time;
(4)
(b) state the precautions to be taken before activating the system.
(6)
- (a) Explain the need for fitting, location, and operation of an engine room fire main isolation valve.
(4)
(b) State the type of valve used in part (a).
(1)
(c) Describe, with the aid of a sketch, the construction of a sprinkler head.
(5)
- (a) Describe, with the aid of a sketch, how a pressurised system sprinkler head is constructed.
(5)
(b) Explain the operation of the sprinkler head and bulb assembly described in part (a), stating how the alarm is initiated.
(5)
- Sketch a line diagram of an automatic sprinkler system, labelling the MAIN components.
(10)
9.
(a) State FIVE monthly checks which should be carried out on fire fighting equipment.
(5)
(b) State FIVE yearly checks which should be carried out on fire fighting equipment.
(5)
9. Describe, with the aid of a sketch, a multiple bottle CO, gas system suitable for the protection of machinery spaces.
(10)
- Describe, with the aid of a sketch, the construction and operation of a thermistor type rate of rise heat detector.
(10)
Hotel Service Unit 15 Q10 Quiz
List the important operations that should be included when organising fire drills.
(10)