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Used excavator cooling components also need to focus on maintenance, in order to keep the machine can be used for a long time as well as operational efficiency, the following is divided into five steps:

1, to prevent the use of the process of hot air reflux, to be used in a used excavator in the use of the process must not be negligent on the finned tube radiator around & ldquo; sponge & rdquo; the inspection and repair of the damaged part to be replaced in a timely manner.

2, to ensure that the hot air emissions smooth, used excavator engine cabin part of the vent holes must be kept smooth, especially the engine and oil pump lower shield vent holes shall not be blocked phenomenon and placed items, otherwise it will be mouth!

3, to ensure that the finned tube radiator core of the air circulation area, to timely clean up the blockage of the protection network to reduce the inflow of pollution, reduce the air flow channel blocked ventilation area.

4, to ensure that the cooling part of the air intake, it is necessary to pay attention to the air guide cover and fan.

5, to ensure that the air intake resistance and air intake temperature within the standard range.

Used excavator maintenance in accordance with five steps, then, the operation period can avoid a lot of unnecessary problems.