很难翻译的句子，大侠来帮忙吧? Maintence-3 Installing volute locating ring 1.With the rataing element assembled in the volute case and the volute to barrel gasket in place on the volute,push the assembly into the barrel as far as will go. 2.Slip the volute locating ring cover neck (or cover adapter).Make sure that the bevel in the bore of the ring is over the corner radius of the cover. 3.Assembly the outer barrel cover onto the barrel using only 4 nuts at 90 degree spacing.Note that as the nuts are tightened the cover will bear against the barrel volute locating ring and the volute will be pushed firmly against the barrel gasket fit.The volute to barrel gasket will be seated and compressed slightly.If the volute ring is new (that is ,not previously alerted) its thickness will be 12.7 mm and the gap between the barrel,when the volute has been seated properly,will be approximately 3.2 mm 4.When it has been determined that the volute to barrel gasket has been seated properly,the gap between the cover and barrel should be carefully measured with feeler gauges. Add 0.8 mm to the figure abtained. This is the amount of metal to be removed from the back of the locating ring. 5. Remove the barrel cover. Remove the locating ring from the cover.Machine the determined amount off the back of the ring. 6. Replace the alterd locating ring and proceed with the final assebling. The pumps as recieved from the factory will have the locating ring machined to the required thickness. 查看更多5个回答 . 3人已关注
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