28 - 30 - Engine Room R/B No.2 and Engine Room J/B No.2 Inner Circuit

28 - Engine Room R/B No.2 and Engine Room J/B No.2 Inner Circuit:

29 - Engine Room R/B No.2 and Engine Room J/B No.2 Inner Circuit:

30 - Engine Room R/B No.2 and Engine Room J/B No.2 Inner Circuit: