中文字幕在线永久视频,国产高潮白浆在线,亚洲欧美丝袜亚洲精品图区 ,在线亚洲欧美日本,国产三级在线,国产aⅴ麻豆系列尤物,h在线观看亚洲电影在线观看,免费精品国产日韩热久久,99这里有精品视频,亚洲AV成人无码久久精品,日本高清高色视频免费,又黑又粗免费看一级视频,欧美三级韩国三级日本三级,2020国产口爆吞精在线视频,亚洲性线免费观看视频,色就色 综合偷拍区综合图,国产在线qv

、使用技術(shù)條令

5

、工作過(guò)程

首先檢查各管路系統(tǒng)的密封情況

,然后將工作水管的閥門打開一點(diǎn)
,使混合室內(nèi)的空氣帶出去
,再將吸入管路和工作管上的閥門全部打開
,使永噴射泵正常工作
,再調(diào)至額定工況

6

、全面觀察

(1)檢查所有連接處的密封情況

,工作時(shí)不得有滲漏現(xiàn)象。

(2)發(fā)現(xiàn)性能下降時(shí)

,應(yīng)檢查吸入段各部分的密封情況
,檢查泵內(nèi)部是否有雜物,垃圾積沉或堵塞以及噴嘴是否磨損

7

、保養(yǎng)

(1)水噴射泵在工作完畢后應(yīng)關(guān)閉工作水泵和吸入管路上的閥門

(2)水噴射泵停止工作后應(yīng)注意內(nèi)部的清潔情況,定期清除里面的污泥

、鹽類等沉積物及其它雜物

(3)水噴射泵長(zhǎng)期不工作時(shí)應(yīng)進(jìn)行油封。

4.Instruction

E

working process

  First check the sealing condition of a11 the piping system

then open the valve on water tube a little to vent the air in the mixing chamber After thatopen all the valve on inlet tube and water tube widely to make the injection water pump operate normally under norminal working condition

F

A11 round observation

(1)Check the sealing condition in all the joinst and connectionsno leakage should be found

(2)if deterioration in performance is found

check the sealing condition in inlet part and chedk if there is clog wirhin the pumpor if the nozzle is worn

GMaIntenance

(1)Close the valve on pump and inlet tube after operation

(2)keep the interior of pump clean after stopping

clean the clog such as mug and salt and other foreign substance

(3)Oil seal the pump when laying aside fer a long period