Under the direction of the Chief Engineer II or Utility Shop Supervisor, the Stationary Engineer job duties include but are not limited to: Operates, maintains, and repairs boilers, heaters, pumps, valves, apprentices, and lines used in the distribution of steam and heated or processed water; operates, repairs and maintains refrigerant compressors, condensers, evaporators, traps, transfer pumps, expansion valves, stop valves, and float valves, together with all refrigerant lines and devices used to control temperatures; operates, maintains and repairs air compressors, together with distribution lines and all valves and devices for air control; operates, maintains and repairs all natural and manufactured gas distribution lines, and manufacturing systems including all valves and control devices; operates, repairs and maintains water filters, softeners, piping and pumps used in conjunction with water distribution, including all sinks and toilet bowls, supply lines and water lines; operates, repairs and maintains all types of motors and engines used to power pumps, compressors and fans; repairs and maintains single-phase and multi-phase electrical circuits up to 550 volts; repairs and maintains electrical transformers, motors, controls, machinery fixtures, appliances and elevators; repairs and maintains electronic systems such as clocks, closed circuit television, automatic alarm systems, security systems, energy management systems, equal potential grounding and automatic power transfers; calibrates control systems for air conditioning, refrigeration, heating and ventilation systems, including air balance, humidistat and solid state electronic motor control amplifiers; operates, maintains and repairs water and sewage systems, laundry, bakery and culinary equipment; inspects and trouble shoots electrical and mechanical systems and equipment to identify repairs needed; performs minor building maintenance and repair; plans layouts and estimates costs of electrical, mechanical, and electronic systems; requisitions parts, supplies and equipment; calculates systems requirements to provide estimates for modification or replacement of systems; leads and trains subordinate and less senior personnel, and advises them of unusual problems, procedures, and practices. The commitment categories of patients treated at DSH-Metropolitan: Lanterman-Petris-Short (LPS) Act, Incompetent to Stand Trial (PC 1370), Offenders with Mental Health Disorders (Penal Code Section 2964/2972/2974), Not Guilty by Reason of Insanity (PC 1026).