Question: What are the reasons for difficulty in starting a vacuum pump?

Answer:

1、 Foreign objects entering the pump:

Solution - Flush with water or dismantle the pump for thorough inspection and cleaning.

2、 Power supply failure:

Solution - Check for power outage or phase loss.

3、 Too tight gland pressing:

Solution - Loosen the bolts of the gland pressing cover, start the pump, and slowly tighten the cover bolts until there is a slight water leakage.

4、 Scaling or rust:

Solution - Soak in acid solution to remove scale and rust.

5、 Excessive working fluid:

Solution - Adjust the working fluid until the pump can start.