Impact crusher common analysis:
A. Bearing high temperature.
Excluded:
1) whether adequate checks Grease, Grease housings should be full volume 50%;
2) Cleaning bearings, the replacement Grease;
3) the replacement bearings.

B. Machines have internal acoustic percussion.
Excluded:
1) stop and clean up broken cavity.
2) Inspection and fastening liner hammer and the gap between the liner;
3) the replacement of fracture.

C. Discharging excessive.
Excluded:
1) through the adjustment of the gap before and after the counterattack or replacement liner plate and hammer;
2) adjusting the position counter to both sides of the rack lining
The uniform partitioned space, rack on the liner wear, the absence of change.

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Which common operation in the course of impact crusher?