1, rotary vane vacuum pump vacuum is not high:
(1) If the pump temperature is too high, the sealing degree will drop. If the temperature of the gas to be drawn is high, the gas should be cooled before entering the rotary vane vacuum pump. If the outside temperature is too high, the cooling and ventilation aids are needed.
(2) If the pump cooling water is not enough, should open or increase the cooling water.
(3) oil level is too low to sight oil line position, should add enough oil.
(4) gas town valve is not closed serious leak, should be closed.
(5) vacuum oil into water or organic matter, should be replaced with new oil.
(6) rotary vane vacuum pump leakage of air is mostly due to the poor seal of the pump side, then open the exhaust cover, check the oil pool B is lack of oil, such as oil should be refuel from the hole at the oil pool B Filled with oil.
(7) turn the spring break, it should be removed and replaced.
(8) Valves and other accessories damaged, should be promptly replaced.
(9) rotary vane vacuum pump to use a long time, wear large gap increased, repair or replacement of damaged parts.

2, rotary vane vacuum pump motor overload operation:
(1) rotary vane vacuum temperature is too high.
(2) Aspiration of scrap iron or other mechanical material causes one-sided wear, repair or replacement of worn parts.
(3) improper assembly, resulting in single-sided wear, timely adjustment.

3, rotary vane vacuum pump Other:
(1) Oil leakage at the shaft end, wear and tear of seal ring or incorrect assembly, should be replaced or reassembled.
(2) Excessive oil will result in fuel injection on the car. This should be released a little or all the oil-retaining devices have been damaged and should be readjusted or repaired.
(3) the end of the oil spill, because the front and rear face bruised, end plate is not tightened, the end face should be tightened.

Warning: The vacuum can not pumping containing corrosive gas, or without drying device, the organic matter collection device directly use and open the atmosphere, how the type of vacuum pump is strictly prohibited for a long time and atmospheric operation.

Swim Ring

PD Toys plastic Co., Ltd is OEM & ODM manufacturer of inflatable products in the mainland of China with more 17 years of manufacturing experience. products ranges are Inflatable Toys, inflatable pools, inflatable Pool Floats, towable tubes, air furniture and Promotional Items etc. total have more than 1500 employees (4 factories) related to PVC inflatable products.