2012年3月28日星期三

In the course of using the computer microplate the most common fault and the solutions

    Computer microplate  reader in the lab is a relatively common medical equipment, this medical equipment simple operation, convenient staff use, because in the lab, use frequency is higher, so when there is no proper maintenance, but may fail, which results in, thus affecting work. Now the common faults and elimination method are presented here.

    1 liquid pipe impeded

     1.1 performance lotion jet not smooth, part of the spray liquid pipe jams don't even spray liquid.
    1.2 reasons and processing methods lotion crystallization, serum protein and scraps of paper plug nozzle or pipe. First off flush nozzle, with medical needles gently hold the blockage, then execute "flushing" program. Daily work, the separation of serum samples shall be completely; After washing with the absorbent pat dry, prevent slips of paper adhesion in color than board, lead to a pipe or nozzle blocked; Every time before the shutdown should execute "flushing" program, to rule out sundry and avoid lotion dry crystals formed pipeline or nozzle; Conduit connections part closes lax or leak caused by aging, leakage, should be replaced catheter, tighten the joint. 


    2 liquid pipe impeded
    2.1 performance to absorb fluid, cup hole in the continued to have residual lotion, don't even absorb fluid.
    2.2 reasons and processing methods to absorb fluid shower nozzle the position of the mouth than cup bottom, lead to lotions not devoured residue. Should adjust program into the adjustment "low" value, to adjust to the position; To absorb fluid shower nozzle and pipe fault similar, deal with the same method. 


    3 excessive liquid
    3.1 filled fluid performance, lotions overflow cup hole, influence the results, the pollution of the environment, long-term such will corrosion microplate tray.
    3.2 reasons and processing method for pipeline to absorb fluid flow caused by residual liquid in the cup hole, it will overflow again into lotions; Program of the note fluid volume set more than a cup of hole capacity, the note liquid spill when, should modify the program Settings, to that of the cup hole match capacity, but also shoulds not be too little, lest cleaning is not complete, causing spurious results; Cleaning procedure setting nozzle number should be consistent with the actual, otherwise will happen excessive fluid. 


    4 flush nozzle tilte
    4.1 performance filled fluid absorption, flush nozzle tilt even out the hole BBL cup.
    4.2 reasons and processing methods connection to tilt bending the shower nozzle, should be calibrated connection board, at the flush nozzle; Check the connection board screw is loose, should its twist tight. Will troubleshooting, into the adjustment process, to adjust the position of rinse shower nozzle. 


    5 cleaning frame movement performance on fault
    5.1 process and operation process has obstacles, microplate friction within the sound, the instrument can't normal operation.
    5.2 reasons and processing methods level movement disorders, cleaning frame of the horizontal movement guide bar a rusty spot or crystals, because the sliding channel have long lotions from entering the, formed by crystallization, should first shutdown, open the cover clear rusty spot and JieJingWu. Should do well in the daily maintenance work; Vertical movement disorders, cleaning the rise and fall of motor rotor plane between the friction is too big, resistance is too strong, shut down after the restart, and gently touch cleaning frame, feeling for slight trembling. If there is, in the axis daub lubricating oil, fault can be ruled out. If repeated start did not get better and feel less than slight quiver, explain motor may be damaged, please professional repair.


    6 the display on the LCD panel fault
    6.1 on performance LCD shows mixed.
    6.2 reasons and processing methods electromagnetic interference, should be shut down for 1 min after restarting; Room temperature is too low, LCD shows a positive correlation with room temperature, enhance room temperature can; Aging LCD screen, please professional personnel change. The above is the use of this instrument maintenance, besides, the company is specialized in the production of digital display constant temperature oscillator, large wave bed, quartz second boiling high pure water distiller, desk-top centrifuge, adjustable high-speed homogenate machine, magnetic blender, nitrogen blow instrument, sampler and so on many kinds of instruments. If you have any queries products, welcome to contact us.

                                               Article from perlong medical (http://www.pl999.net)

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