Fault phenomenon:

The air inlet valve cannot be opened after the screw air compressor is started.
 

Cause analysis:

(1) Pressure switch failure;
(2) Solenoid valve failure;
(3) Poor stuck action of the intake valve;
(4) The discharge solenoid valve is faulty;
(5) The pressure maintenance valve is not working properly;
(6) Control the leakage of air source pipeline.
 

Troubleshooting:

Check, repair or replace the above possible causes.
 

General Treatment Methods

Routine Maintenance: Regularly inspect and maintain the compressor according to the manufacturer’s guidelines.
Professional Service: If issues persist, consult a professional technician for a thorough diagnosis and repair.
Operational Checks: Ensure the compressor is used within its specified operational parameters.
Addressing these issues promptly can help ensure that your screw air compressor operates efficiently and reliably.