rotary vane vacuum pump of summary

Rotary vane pump smoke and fuel injection: refers to rotary vane vacuum pump running in the exhaust port smoke or fuel injection.

1. Smoke, if the pump has just started to operate smoke phenomenon, belongs to normal, if smoke for a long time is abnormal. Solution: smoking indicates the repair of the pump's intake port, including pipes, valves and containers. After the leak is processed, the smoke will end. Vortex flowmeter.

2. Fuel injection indicates that there are a lot of leakage points outside the intake port, and even the air inlet exposes the atmosphere. Solution: Seal the inlet of the pump to make the pump run, if there is no fuel injection, that there is a leak; exhaust valve damage, check whether the exhaust valve damage, replace the bad disc.Roots blower