How to prolong the life of negative pressure fan? After the purchase of negative pressure fan and put into use, the service life of the negative pressure fan and the maintenance and maintenance of the fan is a key, and we focus on the maintenance of the fan and matters needing attention, welcome to add. Precautions for maintenance of negative pressure fan.

The life extension of the negative pressure fan requires daily inspection

The abnormal situation of negative pressure fan is often manifested as abnormal sound, vibration and temperature rise. Therefore, in the daily operation of the fan, it is very important to pay attention to the inspection of these items.

1, sound; 2, vibration; 3, temperature,

Negative pressure fan life extension regular maintenance and inspection

The following items should be regularly maintained and checked for trouble-free operation of the fan. The clearance period should be determined according to the type, use, working conditions, importance and other different conditions of the fan. For personal safety, regular maintenance work must be carried out after shutdown.

Negative pressure fan acceptance standard Negative pressure fan can be compared according to the following points:

1. The acceptance standard of negative pressure fan depends on its appearance. The general appearance of good quality is neat and not crooked

2. The acceptance standard of negative pressure fan depends on the shell thickness. Negative pressure fan is generally made of iron sheet, and the general material with good quality is much thicker

3, negative pressure fan acceptance criteria depends on the quality of motor, blade and other accessories, the motor should be good enough, whether all copper wire, blade is not easy to deformation.