EK Motor Dec 2020 (Q7)

(a) Explain why charge air coolers are fitted to turbo-charged diesel engines, stating the possible effect on engine and performance if they are not maintained in good condition (6) (b) As Chief Engineer Officer, write instructions for the routine in-service checking of charge air cooler performance and cleanliness together with the checking of condensate draining. (6) (c) State, with reasons, the possible consequences if condensate is not drained from the charge air cooler (4)

Scavenging & Turbocharger

Dec 2020 (Q7)