Abstract: Abstract:Taking the boiler No.1 of Guizhou Huadian Tangzhai Power Generation Company Limited as example, the main problems of scraper slag conveyer existing in process of 168h commissioning were analyzed. The problems needing emphatically attention at present were pointed out. Combining with the actual operation of the power plant, the feasible treatment measures were proposed.

Key words: Key words:scraper slag conveyer；tensioning wheel disjointed from chain；abrasion, treatment measure