How to reset the pump address

To reset the pump's network address, even when you don't know what address the pumps is currently set to, enter the command:

*ADR0

Multiple Connected Pumps

This will cause ALL connected pumps to take the address 0. Which means that your next step is to disconnect all but one pump and manually set the pumps address using the command

ADR##

where ## is the pump address from 00 to 99