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When heavy fuel oil temperature is about three-four degrees above the solidifying point, that means

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components of Alpha and Pulse lubrication system

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 When the air start valve is opened by the air signal from the distributor, that means

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Which of the following words means the casing with circulating water around the cylinder head and block of internal-combustion engine to cool it down or keep at constant temperature?

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Which of the following words means an air separator which removes accumulated air in the system?

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Which of the following words means a device which will not allow starting air to operate the system when the turning gear is engaged?

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What system is used for cooling the cylinder liners, cylinder covers and exhaust valves of the main engine?

PR.C. 4.3. Choose the best variant 

Which of the given machines takes air from the atmosphere, compresses it, and then fills up the air bottles to 30 bar pressure?

PR.C 1. Choose the appropriate set of items

Which of auxiliary fittings are used in the central cooling system?

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Which of the following words means a component of water cooling system which is to keep the cooling water hot when the engine is stopped, or to allow the temperature to be raised to a suitable level prior to starting?