Here are some manuals which might prove useful, especially if you are in the field, and the manual is in the shop:
Pump Boss I manual
Pump Boss II manual - Page 21 tells the auto-link procedure that allows you to match up your Pump Boss II receiver with an existing remote, without having to have a programmer.
Connection Diagram Reed B series to Pump Boss II
Frequency Chart for Pump Boss - First 2 numbers of ID code show frequency.