Explain the principle of operation of EACH of the following types of lubricating oil filter:
(a) magnetic;(2)
(b) centrifugal;(2)
(c) coalescer;(3)
(d) plate edge (eg auto-klean).(3)
MDE Unit 11 Q1 MDE Unit 11 Q1 Quiz
Describe, with the aid of a sketch, a coalescer type distillate fuel oil filter.(10)
MDE Unit 11 Q2 MDE Unit 11 Q2 Quiz
Describe, with the aid of a sketch, the operation of a centrifugal type lubricating oil filter, labelling the MAIN components.(10)
MDE Unit 11 Q3 MDE Unit 11 Q3 Quiz
(a) Describe FOUR factors influencing centrifugal separator efficiency.(4)
(b) Explain how oil loss occurs in a separator, stating how this can be minimised.(4)
(c) State the factors determining the discharge frequency of an engine lubricating oil purifier.(2)
MDE Unit 11 Q4 MDE Unit 11 Q4 Quiz
(a) Explain how the lubricating oil of a diesel engine may become contaminated with water.(6)
(b) Outline the problems that water in an engine oil may cause.(4)
MDE Unit 11 Q5 MDE Unit 11 Q5 Quiz
Describe how large medium speed diesel engine lubricating oil is kept in optimum condition.(10)
MDE Unit 11 Q6 MDE Unit 11 Q6 Quiz
Describe how the lubricating oil of a large medium speed diesel engine may be assessed on board.(10)