Remain has switched to POWER6 hardware and new TD/OMS updates that will be delivered can not be restored to V5R3 or V5R4 without applying required IBM i PTF's.  

Required PTF's

You will not be able to install any program you receive when this program was created on a machine with IBM i 6.1 and your version of the operating system software is 5.2 or lower. When your operating system  software version is 5.3 or 5.4 following PTF’s are required for restoring objects that were created on IBM i 6.1

i5/OS release Required PTF
V5R3M0         MF41354
V5R3M5         MF41734
V5R4M0         MF40520
V5R4M5         MF42655

 Following PTF’s are required for restoring java programs that were created on IBM i 6.1

i5/OS release Required PTF
V5R3M0         SI27297
V5R4M0         SI27765

Before you start the installation of TD/OMS release V60 for any module you should also set the QVFYOBJRST system value from 3 to 1.

Please also read from the following redbook:

Section 2.2

Section 3.1.2  http://www.redbooks.ibm.com/redpapers/pdfs/redp4293.pdf