Rotary Vane Vacuum Pump Common Failure and Troubleshooting
The seals of the shaft hole, end cover, oil mark, oil tank, etc. are damaged or not compressed.
---Replace the seal and tighten the screws.
There is a leak in the fuel tank.
---Plug the leak.
The system is suddenly exposed to the atmosphere.
---Close the low vacuum valve and continue to open the valve.
Too much oil.
---Adjust the oil volume.
Rotor rotation direction is reversed.
---Reconnect the power supply and change direction.
No Air Suction
The pump wheel key is broken and the rotor does not rotate.
---Change a new key.
The cross joint of the two-stage rotor is broken, and the high vacuum stage does not rotate.
The air inlet valve is not opened.
---Open the valve.
The exhaust valve piece is broken.
---Replace a new valve piece.
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