Assess, determine readings and operating functions of pumps, flushing systems, instruments and controls, interlocks, check valves, foam tanks, metering valves, proportioning systems, foam agents, educators, foam pumps, foam concentration range, wind speed, and order of discharge as applicable to Foam Systems. Perform all level of repairs and overhauls on all types of fire apparatus and equipment, to include fire pumps and associated valves and pluming, drive trains, cabs and chassis components, auxiliary power generators, aerial ladders, hydraulic systems, emergency siren lighting, and gasoline and diesel engines.