It was natural instinct to destroy. They could literally throw a wrench into the gears, but it seemed far more effective to take a heavy choppa to the plasma reactor control circuitry.
“NO!” the servitor shouted, throwing himself over the controls. By this point, he was a least respected enough to have, “wait! Hear me out! Kaptain! There’s a better way…” They probably should have known well enough to trust the servitor, as he was clearly the smartest of the group, but he really sold the idea when he added, “Its more profitable.”