DELLMECO Double Diaphragm Pump DM40/125

Ensure compressed air is not supplied to the pump before cleaning.

Ensure the pump is not pressurized before cleaning.

Initial Hose Removal and Valve Adjustment

Remove the hose from the suction side of the pump.

Close the flow valve on the discharge side.

Start air pressure briefly to discharge remaining fluid inside the pump.

Ensure there is no leakage of fluid

Check the tightness of every bolt of the pump

Ensure connection parts of the piping and peripheral equipment are not loose

Confirm that parts to be replaced at regular intervals have been changed

Adjust the flow valve on the discharge side

Is the supply air pressure within the normal operating range?

Enter the current supply air pressure

Is the supply air pressure within the normal operating range?

Is the pump speed increasing rapidly?

Adjust the supply air pressure to prevent cavitations

Enter the current air pressure supplying the pump

Enter the required system pressure

Select the pressure transmission ratio applied

Is the current air pressure sufficient for the required system pressure?

Verify the system pressure is stable at the required level

Ensure all connections are secure after adjustment