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<del id="sa4ao"></del> 積水回流，進(jìn)口設(shè)有止回閥。部分型號(hào)還設(shè)有底閥，根據(jù)用戶(hù)使用情況，可裝底閥或不裝，裝底閥時(shí)應(yīng)卸下螺塞。
Screw plugs are placed at the top and the bottom of
the pump bodv respectively for pouring or discharging Water．To avoid the return flow of
the water m the pump when the pump stops，a non-return
valve is installed at the irdet．A bottom valve is also
installed in pumps of certain model．It can be installed
or not according to the customers uses．When it is
installed．the screw plug should be unscrewed．
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材 料 Material |
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零件名稱(chēng) Name of parts |
海水 Sea water |
海輪淡水 Fresh water for seagoing ship |
內(nèi)河輪淡水 Fresh water for inland fiver ship |
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泵體、泵后蓋Pump Body,rear prop cover |
ZcuZn16Si4 |
QT450-10 |
HT200 |
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葉輪、密封環(huán)Vane wheel,Sealing ring |
ZcuZn16Si4 |
HT200 |
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托架、聯(lián)軸器Bracket, Shaft coupling |
QT450-10 |
HT200 |
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填料壓蓋Gland |
ZcuZn16Si4 |
QT450-10 |
HT200 |
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軸套Shaft
sleeve |
QA19-4 |
45 |
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軸Shaft |
1Cr18Ni9Ti |
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底座Base |
Q235-A焊接件(weld assembly) |
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4．1運(yùn)轉(zhuǎn)前的準(zhǔn)備Preparation
for operation
4．1.1起動(dòng)泵前先盤(pán)動(dòng)泵軸，確信轉(zhuǎn)子無(wú)卡住及磨擦現(xiàn)象。
Before starting the pump，turn
the pump．shaft by hand．Make
sure thatit Can revolve smoothly．
4．1.2全開(kāi)進(jìn)口閥。Turn
on the inlet valve fully．
4．1.3打開(kāi)出口閥或出口彎管上測(cè)壓孔，或打開(kāi)出口閥的 南開(kāi)度以便在自吸時(shí)排氣。
Tum on the outlet valve or the pressure measuring
hole at the outlet bend or turn on the outlet valve 1/10 so as to discharge air
when the pump is self-sucking．
4．1.4第一次起動(dòng)時(shí)應(yīng)擰開(kāi)泵體頂部的螺塞，將泵體內(nèi)灌滿(mǎn)水，嚴(yán)禁未加水
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