Installation and operation notes of rotary valve

Rotary valve is also known as discharge valve, it is mainly is used in power plants, cement plants, chemical plants etc. and dust removal industry, packing machine and professional mixing & conveying systems. Rotary valve is used for quantitative feeding and air lock when conveying dry powder material. It can also used for the lower hopper of dust collector and air preheater. It is an ideal accessory in conveying, discharging and dosing system  due to simple structure, stable performance and easy maintenance.

  

Installation notes

 1. The rotary valve must be kept clean, especially the inner body of main casing .

2.Check all fasteners to ensure the connection is reliable, the machine (including motor) is well earth grounded.

3. The upper and lower flange under of rotary valve must be fixed firmly, to make the whole machine placed inhorizontality at the same time

4.Check the wiring of motor to ensure it is able to start.

 Operation notes

 1.Pay attention that if motor is over heat when start up the power supply ,you must stop and inspect it, so as not to affect normal operation of the gearmotor.

2.Gearmotor must be operated as per the operating manual and the gearmotor rotating direction must rotate as per the arrow direction as shown.

3.If powder leakage phenomenon is found on the shaft, please tighten the packing gland bolts at both ends.

4.During operation , check  heating circumstance of bearing, general bearing temperature rising shall not be over 60 ℃.

5.During operation, if you find abnormal vibration, please stop the machine and exclude the abnormal phenomenon.

6.If there is bolt looseness in the process of operation, please tighten the bolt.