First, electric lubrication pump output line resistance

Exclusion methods:

(1) Whether the output pipe is properly arranged, the pipe diameter should not be too small, and the pipe bend Angle should be too small for multi-lubrication pump

Check whether the valve is flexible

3. Properly open the outlet valve until the operating point

Two, oil moisture, gas more

Exclusion methods:

1. The water and bubbles in the oil can be controlled at the temperature of 100 ℃ -120℃. After slowly draining out, the temperature can be gradually raised to the working point

Whether the piping layout is reasonable

Install the exhaust valve

The pipeline and impeller runner are blocked

Exclusion methods:

Remove sundries in the pipeline and impeller runner

Check whether the valve gate valve is out of order

Iv. Blockage of inlet filter screen

Exclusion methods:

Clean the filter screen regularly

Mesh size of the filter should not be too dense