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Common Causes And Troubleshooting Methods Blasting Machine

QINGDAO KNNJOO MACHINE INC. | Updated: Mar 03, 2016

1. power indicator light, the other button switches are not turned on. Reason: due to overload or seizure resulting dust blower motor relay disconnected or thermal protection switch off AC contactor . Approach: identify the reasons for re- closing.

2 . Dust blower turns on , the other button switches are not turned on. Reason: due to overload or motor seizure resulting transverse spiral heat relay disconnected or AC contactor protection switch disconnected. Approach: identify the reasons for re- closing.

3. dust blower and lateral spiral turns on , the other button switches are not turned on. Reason: due to overload or motor catching bucket elevator resulting thermal relay disconnected or AC contactor protection switch disconnected. Approach: identify the reasons for re- closing.

4 . Dust blower , horizontal spiral and bucket elevator can be normally open , the other button switches are not turned on. Reason: due to overload or motor seizure resulting vertical spiral heat relay disconnected or AC contactor protection switch disconnected. Approach: identify the reasons for re- closing.

5. one or several (but not all ) blasting is not normally open . Reason: due to overload or cause the motor catching Shot thermal relay disconnected or AC contactor protection switch disconnected. Approach: identify the reasons for re- closing. 

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