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28

2022

-

04

Rotary Valve from China manufacturer Winter Maintenance Tips

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1. When the Rotary Valve from China manufacturer is not in use, both ends of the wear-resistant valve passage should be blocked, and it should be placed in a dry and ventilated room;
2. The handwheel cannot be replaced by a live wrench. If it is found that the handwheel is missing or missing, it must be matched in time;
3. Pay attention to check whether the sealing surface of the wear-resistant valve is worn, and repair and replace it according to the detailed conditions;
4. If it is found that the external environment will affect or damage the valve, then a protective cover should be installed for the valve stem in time;
5. To ensure that the function of the wear-resistant valve is in doubt, it is necessary to do a good job in the experiment of the sealing function of the valve;
6. Rotary Valve from China manufacturer should ensure that the bolts on flanges and brackets are not short and need to ensure that they are complete and the threads are not damaged or loose when operating the wear-resistant valve;


7. Regularly scrub the dirt on it, and do regular inspections;
8. Pay attention to the fact that when filling, the gland must not have any skew or no pre-tightening gap;
9. Check whether the trapezoidal thread of the valve stem and the valve stem nut is worn and whether the packing is effective or expired;
10. If the valve is in operation, avoid hitting the valve, and do not place heavy objects on it.

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