F7D1 : Flow Detected Pump

To avoid serious injury follow all warnings and instructions in the manual. Wear appropriate personal protective equipment.

The number on the end of the error code refers to which pump is having the issue. For example F7D#.

The pump flow exceeded 20 cc/min flow coming into Idle mode.

Verify there are no leaks in the system. Make sure the air flow switch is actuating properly. Do not trigger the gun without atomizing air.