- Test oil in circuit breakers and transformers for dielectric strength, refilling oil periodically.
Occupations with related tasks Save Table: XLSX CSV
- Perform tests of water chemistry in boilers.
- Operate biomass fuel-burning boiler or biomass fuel gasification system equipment in accordance with specifications or instructions.
- Operate high-pressure steam boiler or water chiller equipment for electrical cogeneration operations.
- Operate equipment to heat biomass, using knowledge of controls, combustion, and firing mechanisms.
- Operate equipment to start, stop, or regulate biomass-fueled generators, generator units, boilers, engines, or auxiliary systems.
- Inspect biomass power plant or processing equipment, recording or reporting damage and mechanical problems.
- Record or report operational data, such as readings on meters, instruments, and gauges.
- Operate valves, pumps, engines, or generators to control and adjust production of biofuels or biomass-fueled power.
- Calculate, measure, load, or mix biomass feedstock for power generation.
- Clean work areas to ensure compliance with safety regulations.
- Perform routine maintenance or make minor repairs to mechanical, electrical, or electronic equipment in biomass plants.
- Measure and monitor raw biomass feedstock, including wood, waste, or refuse materials.
- Calibrate liquid flow devices or meters, including fuel, chemical, and water meters.
- Assess quality of biomass feedstock.
- Read and interpret instruction manuals or technical drawings related to biomass-fueled power or biofuels production equipment or processes.
- Operate heavy equipment, such as bulldozers and front-end loaders.
- Preprocess feedstock to prepare for biochemical or thermochemical production processes.
- Manage parts and supply inventories for biomass plants.
- Perform tests of water chemistry in boilers.
- Measure, mix, prepare, and test chemical solutions used to clean or repair machinery and equipment.
- Dismantle machines and remove parts for repair, using hand tools, chain falls, jacks, cranes, or hoists.
- Reassemble machines after the completion of repair or maintenance work.
- Record production, repair, and machine maintenance information.
- Lubricate or apply adhesives or other materials to machines, machine parts, or other equipment according to specified procedures.
- Install, replace, or change machine parts and attachments, according to production specifications.
- Set up and operate machines, and adjust controls to regulate operations.
- Collaborate with other workers to repair or move machines, machine parts, or equipment.
- Read work orders and specifications to determine machines and equipment requiring repair or maintenance.
- Inspect or test damaged machine parts, and mark defective areas or advise supervisors of repair needs.
- Start machines and observe mechanical operation to determine efficiency and to detect problems.
- Transport machine parts, tools, equipment, and other material between work areas and storage, using cranes, hoists, or dollies.
- Collect and discard worn machine parts and other refuse to maintain machinery and work areas.
- Inventory and requisition machine parts, equipment, and other supplies so that stock can be maintained and replenished.
- Remove hardened material from machines or machine parts, using abrasives, power and hand tools, jackhammers, sledgehammers, or other equipment.
- Replace, empty, or replenish machine and equipment containers such as gas tanks or boxes.
- Clean machines and machine parts, using cleaning solvents, cloths, air guns, hoses, vacuums, or other equipment.
- Replace or repair metal, wood, leather, glass, or other lining in machines, or in equipment compartments or containers.
- Troubleshoot electrical, hydraulic, or mechanical equipment and machines.
- Measure, mix, prepare, and test chemical solutions used to clean or repair machinery and equipment.
- Test water sources for factors, such as flow volume and contaminant presence.
- Monitor and adjust operations of geothermal power plant equipment or systems.
- Prepare and maintain logs, reports, or other documentation of work performed.
- Identify and correct malfunctions of geothermal plant equipment, electrical systems, instrumentation, or controls.
- Collect and record data associated with operating geothermal power plants or well fields.
- Determine whether emergency or auxiliary systems will be needed to keep properties heated or cooled in extreme weather conditions.
- Perform pre- and post-installation pressure, flow, and related tests of vertical and horizontal geothermal loop piping.
- Identify equipment options, such as compressors, and make appropriate selections.
- Adjust power production systems to meet load and distribution demands.
- Maintain electrical switchgear, process controls, transmitters, gauges, and control equipment in accordance with geothermal plant procedures.
- Calculate heat loss and heat gain factors for residential properties to determine heating and cooling required by installed geothermal systems.
- Maintain, calibrate, or repair plant instrumentation, control, and electronic devices in geothermal plants.
- Install and maintain geothermal plant electrical protection equipment.
- Design and lay out geothermal heat systems according to property characteristics, heating and cooling requirements, piping and equipment requirements, applicable regulations, or other factors.
- Install and maintain geothermal system instrumentation or controls.
- Prepare newly installed geothermal heat systems for operation by flushing, purging, or other actions.
- Weld piping, such as high density polyethylene (HDPE) piping, using techniques such as butt, socket, side-wall, and electro-fusion welding.
- Install, maintain, or repair ground or water source-coupled heat pumps to heat and cool residential or commercial building air or water.
- Integrate hot water heater systems with geothermal heat exchange systems.
- Determine the type of geothermal loop system most suitable to a specific property and its heating and cooling needs.
- Dig trenches for system piping to appropriate depths and lay piping in trenches.
- Apply coatings or operate systems to mitigate corrosion of geothermal plant equipment or structures.
- Backfill piping trenches to protect pipes from damage.
- Operate equipment, such as excavators, backhoes, rock hammers, trench compactors, pavement saws, grout mixers or pumps, geothermal loop reels, and coil tubing units (CTU).
- Test water sources for factors, such as flow volume and contaminant presence.
- Perform laboratory tests on samples collected, such as analyzing the content of contaminated wastewater.
- Determine the nature of code violations and actions to be taken, and issue written notices of violation, participating in enforcement hearings, as necessary.
- Prepare, organize, and maintain inspection records.
- Investigate complaints and suspected violations regarding illegal dumping, pollution, pesticides, product quality, or labeling laws.
- Determine which sites and violation reports to investigate, and coordinate compliance and enforcement activities with other government agencies.
- Interview individuals to determine the nature of suspected violations and to obtain evidence of violations.
- Inform individuals and groups of pollution control regulations and inspection findings, and explain how problems can be corrected.
- Verify that hazardous chemicals are handled, stored, and disposed of in accordance with regulations.
- Learn and observe proper safety precautions, rules, regulations, and practices so that unsafe conditions can be recognized and proper safety protocols implemented.
- Monitor follow-up actions in cases where violations were found, and review compliance monitoring reports.
- Examine permits, licenses, applications, and records to ensure compliance with licensing requirements.
- Prepare written, oral, tabular, and graphic reports summarizing requirements and regulations, including enforcement and chain of custody documentation.
- Observe and record field conditions, gathering, interpreting, and reporting data such as flow meter readings and chemical levels.
- Determine sampling locations and methods, and collect water or wastewater samples for analysis, preserving samples with appropriate containers and preservation methods.
- Research and keep informed of pertinent information and developments in areas such as EPA laws and regulations.
- Participate in the development of spill prevention programs and hazardous waste rules and regulations, and recommend corrective actions for hazardous waste problems.
- Inspect waste pretreatment, treatment, and disposal facilities and systems for conformance to federal, state, or local regulations.
- Analyze and implement state, federal or local requirements as necessary to maintain approved pretreatment, pollution prevention, and storm water runoff programs.
- Evaluate label information for accuracy and conformance to regulatory requirements.
- Respond to questions and inquiries, such as those concerning service charges and capacity fees, or refer them to supervisors.
- Research and perform calculations related to landscape allowances, discharge volumes, production-based and alternative limits, and wastewater strength classifications, making recommendations and completing documentation.
- Inform health professionals, property owners, and the public about harmful properties and related problems of water pollution and contaminated wastewater.
- Review and evaluate applications for registration of products containing dangerous materials, or for pollution control discharge permits.
- Conduct research on hazardous waste management projects to determine the magnitude of problems and treatment or disposal alternatives and costs.
- Maintain and repair materials, work sites, and equipment.
- Prepare data to calculate sewer service charges and capacity fees.
- Perform laboratory tests on samples collected, such as analyzing the content of contaminated wastewater.
- Identify and quantify drugs or poisons found in biological fluids or tissues, in foods, or at crime scenes.
- Collect evidence from crime scenes, storing it in conditions that preserve its integrity.
- Keep records and prepare reports detailing findings, investigative methods, and laboratory techniques.
- Use photographic or video equipment to document evidence or crime scenes.
- Testify in court about investigative or analytical methods or findings.
- Use chemicals or other substances to examine latent fingerprint evidence and compare developed prints to those of known persons in databases.
- Measure and sketch crime scenes to document evidence.
- Visit morgues, examine scenes of crimes, or contact other sources to obtain evidence or information to be used in investigations.
- Train new technicians or other personnel on forensic science techniques.
- Operate and maintain laboratory equipment and apparatus.
- Collect impressions of dust from surfaces to obtain and identify fingerprints.
- Examine and analyze blood stain patterns at crime scenes.
- Analyze gunshot residue and bullet paths to determine how shootings occurred.
- Confer with ballistics, fingerprinting, handwriting, documents, electronics, medical, chemical, or metallurgical experts concerning evidence and its interpretation.
- Prepare solutions, reagents, or sample formulations needed for laboratory work.
- Examine footwear, tire tracks, or other types of impressions.
- Examine physical evidence, such as hair, biological fluids, fiber, wood, or soil residues to obtain information about its source and composition.
- Reconstruct crime scenes to determine relationships among pieces of evidence.
- Determine types of bullets and specific weapons used in shootings.
- Review forensic analysts' reports for technical merit.
- Interpret laboratory findings or test results to identify and classify substances, materials, or other evidence collected at crime scenes.
- Compare objects, such as tools, with impression marks to determine whether a specific object is responsible for a specific mark.
- Examine firearms to determine mechanical condition and legal status, performing restoration work on damaged firearms to obtain information, such as serial numbers.
- Analyze data from computers or other digital media sources for evidence related to criminal activity.
- Enter data into databases.
- Operate drones to capture aerial footage or photographs of crime scenes for further analysis.
- Identify and quantify drugs or poisons found in biological fluids or tissues, in foods, or at crime scenes.
- Obtain fuel and oil samples and check them for contamination.
- Inspect completed work to certify that maintenance meets standards and that aircraft are ready for operation.
- Read and interpret maintenance manuals, service bulletins, and other specifications to determine the feasibility and method of repairing or replacing malfunctioning or damaged components.
- Maintain repair logs, documenting all preventive and corrective aircraft maintenance.
- Examine and inspect aircraft components, including landing gear, hydraulic systems, and deicers to locate cracks, breaks, leaks, or other problems.
- Conduct routine and special inspections as required by regulations.
- Replace or repair worn, defective, or damaged components, using hand tools, gauges, and testing equipment.
- Inspect airframes for wear or other defects.
- Check for corrosion, distortion, and invisible cracks in the fuselage, wings, and tail, using x-ray and magnetic inspection equipment.
- Measure parts for wear, using precision instruments.
- Remove or install aircraft engines, using hoists or forklift trucks.
- Service and maintain aircraft and related apparatus by performing activities such as flushing crankcases, cleaning screens, and or moving parts.
- Test operation of engines and other systems, using test equipment, such as ignition analyzers, compression checkers, distributor timers, or ammeters.
- Assemble and install electrical, plumbing, mechanical, hydraulic, and structural components and accessories, using hand or power tools.
- Reassemble engines following repair or inspection and reinstall engines in aircraft.
- Maintain, repair, and rebuild aircraft structures, functional components, and parts, such as wings and fuselage, rigging, hydraulic units, oxygen systems, fuel systems, electrical systems, gaskets, or seals.
- Measure the tension of control cables.
- Read and interpret pilots' descriptions of problems to diagnose causes.
- Examine engines through specially designed openings while working from ladders or scaffolds, or use hoists or lifts to remove the entire engine from an aircraft.
- Listen to operating engines to detect and diagnose malfunctions, such as sticking or burned valves.
- Remove or cut out defective parts or drill holes to gain access to internal defects or damage, using drills and punches.
- Communicate with other workers to coordinate fitting and alignment of heavy parts, or to facilitate processing of repair parts.
- Inventory and requisition or order supplies, parts, materials, and equipment.
- Clean, refuel, and change oil in line service aircraft.
- Modify aircraft structures, space vehicles, systems, or components, following drawings, schematics, charts, engineering orders, and technical publications.
- Clean engines, sediment bulk and screens, and carburetors, adjusting carburetor float levels.
- Install and align repaired or replacement parts for subsequent riveting or welding, using clamps and wrenches.
- Accompany aircraft on flights to make in-flight adjustments and corrections.
- Locate and mark dimensions and reference lines on defective or replacement parts, using templates, scribes, compasses, and steel rules.
- Spread plastic film over areas to be repaired to prevent damage to surrounding areas.
- Fabricate defective sections or parts, using metal fabricating machines, saws, brakes, shears, and grinders.
- Clean, strip, prime, and sand structural surfaces and materials to prepare them for bonding.
- Determine repair limits for engine hot section parts.
- Disassemble engines and inspect parts, such as turbine blades or cylinders, for corrosion, wear, warping, cracks, and leaks, using precision measuring instruments, x-rays, and magnetic inspection equipment.
- Remove, inspect, repair, and install in-flight refueling stores and external fuel tanks.
- Trim and shape replacement body sections to specified sizes and fits and secure sections in place, using adhesives, hand tools, and power tools.
- Cure bonded structures, using portable or stationary curing equipment.
- Prepare and paint aircraft surfaces.
- Obtain fuel and oil samples and check them for contamination.
