1, the power supply must have a reliable protective grounding line, non-professionals to dismantle the electrical control part.
　　
2. The surface of the instrument should be scrubbed frequently to keep it clean. When scrubbing, avoid the side of the instrument control box to avoid dropping into the instrument and damage the instrument.
　　
3. When the instrument is frequently used, a proper amount of grease should be added every few months, and periodically check if the fastening screws of the fuse box, the control element and the instrument are loose.
　　
4. When the brush of the motor wears and causes abnormal operation, the brush should be replaced in time. After the new brush is replaced, the motor must be light-loaded (100r/mjn) for 8 hours to polish the brush. After grinding, the surface of the commutator and the inner surface of the brushing box are scooped up with a clean gauze, and the machine is installed after use.
　　
5. If the shaker is used for a long period of time, the instrument should be repaired by professional maintenance personnel when it fails. It cannot be disassembled easily.
　　
6. Remove the front and rear panels of the F section of the cabinet and inspect the drive belt. If the belt is too loose, loosen the motor base fastening studs, adjust the motor mounting base, so that the belt is properly tensioned (not too tight), and then tighten the loose bolts and test run. If the belt is worn or damaged, it must be replaced.
　　
7. When the instrument is in the “refrigeration†state for a long time, it must be heated and scrambled on schedule. It should be done once every 15 days. The method is to reset the temperature to 40°C and open the door to make the instrument work in the “heated†state. Each time can not be less than 4h. Make the inside of the tank full of moisture escape.
　　
8. When the shaker rotates at a high speed, in order to avoid large vibration of the instrument, the ancient culture reagent bottles should be placed symmetrically on the cradle, and the culture solution of each bottle should be approximately equal.
　　
9. When the instrument is not used for a long period of time, especially during the rainy season or the wet season, the electricity should be run periodically (every one month) for 5-8 hours in order to drive off the moisture absorbed by the electrical components of the equipment.
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