Гидрокомпенсаторы. Проверка и ремонт. ВАЗ 21214 Нива

The hydraulic supports of the valve drive levers are replaced when a characteristic knock occurs in the valve mechanism. The knocking of the valves during one and a half to two minutes of engine operation at idle, and at low negative temperatures??within three to four minutes, it is not a defective sign and the basis for replacing the hydraulic supports.