Dispense lane will not dispense fries

The F3D3 controller will display an error message. Follow the instructions on the display screen to resolve the issue.
Additional instructions are provided in the following steps.
Low Fry Level – Refill hopper with fries.
Error 02 – No Bucket, Recheck Assembly, or Error 07 – Doors Stuck, Clear Dispense Area.
Error 03 – Drum Stuck, Empty Hopper & Refill, or Error 04 – Fry Bridge, Clear Fry Bridge, or Error 05 – Drum Stuck, Empty Hopper & Refill.
Error 04 – Hopper Empty, Add Fries.
If any other error messages are displayed, such as Error 01, Error 06, or Error 08, call for service.
If the steps above do not resolve this issue, call for service.