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Option 1-5 - Cars for this laboratory work are selected in their
variants from laboratory work 1,2,4-7 in such a way that one was
with gasoline and the other with a diesel engine.

Literature: /1.с. 99-129,140-162; 4,0.37-89;6,с 61-84/.

5 Control questions

5.1 Purpose of the power supply and its main parts.
5.2 Construction and operation of the gasoline pump.
5.3 Why do fuel filters require?
5.4 Explain the structure and operation of the fuel filters.
5.5 What does an air filter need?
5.6 Explain the structure and operation of the air filter.
5.7 What is the need for heating the working mixture and how to
heat?
5.8. Noise silencer structure of exhaust gases.
5.9 What does a carburetor need?
5.10. The purpose of the carburetor and its main parts.
5.11 Describe the composition of the fuel mixture for different
engine operating modes.
5.12 What is the effect of the composition of the fuel mixture?
5.13 Purpose, structure and operation of carburettor systems:
- the main dosing system;
- launcher;
- idling systems;
- economizer;
- pump-accelerator.
5.14 What are the carburetor control valves?
5.15 What is the work of the limiters of the maximum
crankshaft frequency of the engine?
5.16 Explain the features of the diesel engine:
- structure and operation of the fuel pump;
-structure and work of the intrinsic regulator of the fuel pump;
- structure and operation of the nozzle.

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