 The ship had a further 39 smaller engines for various purposes including bilge pumps capable of shifting 300 tons of water per hour, pumps for cooling water through the steam condensers, fans to draw air through the ship through a system of ventilation ducts, steering gear, hydraulic pumps for the guns, air compressors, winches and for generating electricity.The engine room was noisy, wet, greasy, oily and steamy.It would be a normal occurrence for engines to leak steam and for bearings to run hot so that they had to be hosed down to keep them operating.