The generator is a fire element, which creates loud noise, smoke and pollution. It also consumes a large amount of electricity. All these factors combine to generate negative energies. Hence, the correct positioning of the generator room is essential for creating a positive vaastu environment.
The generator room should be placed in the southeast corner of the building. Since south east is a termed as a fire direction. Keeping a generator in the southeast is like complementing this direction. If, by any chance, this corner is already occupied, the generator can also be placed in the south.