shell of
bearings should not exceed 75℃，while the temperature of bearings should not exceed 35℃．
、維護(hù)和保養(yǎng)Maintenance
6.1泵運(yùn)轉(zhuǎn)中隨時(shí)注意是否異常振動(dòng) During operation 6.2泵在長期停止使用時(shí) If the pump stops to put
into use for a long time，the screw plug at the bosom of the pump body should be unscrewed SO
as to drain water．In the meantime，the screw nut at the boRom of the separator should be unscrewed so
as to check whether the routeway is jammed or not and make clean，fitting back and tighten after checking．
6．3泵的軸承每三個(gè)月加注一次黃油(3號鋰基潤滑脂)，工作一萬小時(shí)后檢查軸承滾珠是否有剝落現(xiàn)象，必要時(shí)應(yīng)予以更換。
Lubricating grease should be
added to the bearing of the pump every three months．The surface of the ball
bearings should be examined whether exfoliation occurs after every 10,000 hours．Replace the bearing when necessary．
6．4葉輪、密封環(huán)、機(jī)械密封每年檢查一次磨損及腐蝕情況，必要時(shí)應(yīng)予以更換。
Annual interval inspection
to impeller,sealing rings and mechanical sealing should be effected and check
whether excessive wear and tear or corrosion occurs，replace them when
necessary．
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