A generator only matters under load. We load-bank it, megger the windings, and verify it'll carry the work it's bought for.
A generator that idles fine can still collapse under load. We load-bank the set to verify real output, test winding insulation, and inspect the engine, fuel, and transfer system so you buy capacity you can actually count on when the power's out.
Tell us about the standby, portable & industrial gensets and where it is. We'll confirm scheduling.