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Nine major causes of gasoline generator slip ring brush fire!
Gasoline Generator Slip Ring Brush Fire What's going on? Only by clarifying the reasons to troubleshoot according to the reasons, the following let Ito power technicians give users a detailed introduction, gasoline generator slip ring brush fire is caused by what causes. I hope the following introduction can bring users reference.
1. The brushes are of poor quality or use different grades and brushes of different types. Each brush brand and type and quality should be checked and the brushes replaced with the same quality.
2. The connection between brushes and leads, leads and terminal parts is loose, the contact resistance is large, and the load distribution ring between the brushes is even. Check the contact between brush and copper and whether the screw in the lead circuit is tight and the contact is good.
3, brush pressure is not uniform. Check each brush pressure and make adjustments so that the pressure of each brush is even and the difference does not exceed 10%.
4, bad brush grinding, contact area is small. The brushes should be reground or the generator run under load.
5, slip ring and brush surface is not clean. Use a white cloth dipped in a little fine to wipe the slide ring and wipe the brush surface with a white cloth.
6, brush in the brush box swing or action astringent, sparks increase with the load. Check whether the brush can freely move up and down in the brush frame, and replace the brush with sway and stagnation. The brush should have a clearance of 0.1~0.2mm in the brush frame.
7, brush grinding short. When it exceeds the allowable value, it should be replaced promptly.
8, slip ring is not round, the surface is uneven, there are traces of damage. Should be worn on slip rings.
9. The wear of the slip ring is uneven, the brush is loose or the vibration of the unit causes brush vibration, and the spark is aggravated by the vibration. The cause of the vibration should be identified and cleared.
When using gasoline generators , the user must pay attention to the maintenance of the unit as well as the inspection and maintenance of the unit. Only in this way can the faults be promptly corrected and the normal operation of the generator set restored.