Engine, pay him

When inspecting the engine, pay him special attention. On the surface of the engine, there should not be fluxes of oil, it should be clean. Hoses and connections should be without breaks and cracks. Power unit should be strictly in a horizontal position. Check the operation of the engine, in good condition, there are no extraneous noise and sounds during its operation. When working at idle, about a faulty fuel system, black smoke will be coming from the exhaust pipe.