MDB FILE AND TXT FILE FOR AHU

Dears

i am using v8i ss5 microstation mechanical solution.

i am using the mdb files and text files for all mechanical categories like (pipes, elbows....etc) for control purpose (putting the BOQ Code inside the mdb file for a certain item).

iam now facing challenge for equipment like AHU i cant found the mdb file or txt file for such equipment.

kindly help me if there are a way for catch the AHU catalog in order to assign the BOQ in manufacture code field for example.

regards