Please follow the instructions located on the SEAS OpenFoam wiki.
Also, please ensure that you are part of the seas group when logged into FASRC cluster:
[bfreeman@rclogin ~]$ id
uid=12345(bfreeman) gid=6666(rc_admin) groups=34540(cluster_users),34739(seas)
If you do not have SEAS group membership, please fill out a RT Help Ticket.