I did the following
1. Kindly install Burmese unicode fonts from these sites in order for the Bible to display.
FONTS SITES : (Source Wikipedia)
WinMyanmar Ver. 5.2 Unicode - from WinMyanmar System (requires email registration for downloading)
Padauk font ver 2.4 - from SIL International.
2. Copy the unzipped Burmese.bblx to the e-sword folder
3. Run E-Sword and go to Options-Fonts. Select Padauk Book or Winuni Inwa font