How do i beat this RIDICULOUS boss in Valkyria Chronicles? Help!

[estebxx]

PullusPardus said:

estebxx said:
NOTES:

1) Grenades dont damage the generators.

but you throw them inside for an instant kill.

OH... i never got them INSIDE of the generators, i didnt knew that, i tried once but it bounced of and blew up in front of the generator but didnt do any damage, i didnt knew that. i will fix my post then.