Is conduit centrifugal pump in winter should how prevent frostbite?

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Does conduit centrifugal pump freeze very easily below microtherm condition even is pump housing aspic cracked? Be aimed at this kind of circumstance, hairui Zhonglian Pump summed up the following measure to undertake to conduit centrifugal pump prevent frostbite is safeguarded.
1. is after out of service of winter conduit centrifugal pump, we should reach centrifugal pump pipeline in put water to be given off entirely, after avoiding temperature to reduce, seeper or freeze a conduit or pump housing aspic are cracked, and will external clay dirt is cleaned clean. (ask an attention, because aspic is cracked,be, general manufacturer is carefree)
The impeller that pair of conduit centrifugal pump want after 2. , bearing, sealing ring fragile component undertakes checking regularly, if cast-iron component discovers wear away serious or of exterior rusty spot, answer to be updated in time, clean with benzine to its next, the butter on besmear, again new outfit is good.
3. is right conduitCentrifugal pumppump antrum, join wait cast-iron, applied steel wire brushs a ferruginous clean down, besmear next on antirust lacquer, wait for the place that an airing dry puts after working to deposit.
The screw that debus will tear open to come after 4. is cleaned clean with derv, the engine oil on besmear, be reinstalled next or had wrapped with plastic cloth undertake placement, in case rustily or missing.
In northward winter, the temperature outdoor often achieves 10-30 0 times to spend, after to conduit centrifugal pump one maintains goodly, not only the service life that can prolong conduit centrifugal pump, also can make the use efficiency of centrifugal pump gets making full use of at the same time. The science that winter uses to water pump defends also become all the more is important.
How to defend
1 conduit centrifugal pump is used after finishing, want to ensure the platoon that put water is empty, check cop to whether sink, if have the place that puts water,should undertake outside catchment, it is normal that the pump housing after assuring to stop pump deflate puts water mediumly eduction, because backwater, exterior temperature is too low,prevent, pipeline is frozen.
2 at the same time conduit centrifugal pump also needs to wear the dress, bare when working outdoor in chill, everybody is usable batt, towel, useless old clothings wrap up expose the establishment using water such as the water pump that is outdoor, conduit, faucet, achieve heat preservation result.
3. to already frozen centrifugal pump, conduit, must not differ ice melts with respect to open water pump, cause water pump so easily to be damaged or appear mechanical failure.
Proposal of 4. defrost method is with hot towel apply above conduit reoccupy Wen Shuichong drenchs change aspic, , must not in order to use internal heat direct and roast or drench with boiled water very hot, lest cause conduit or pump housing craze.
Above is the skill of prevent frostbite of winter of conduit centrifugal pump, hope to be helped somewhat to you.
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