Performs preventive maintenance, installs, commissions, tests, repairs, analyzes results and troubleshoots the following types of equipment: 480 V through 230 KV switchgear, oil/air/gas/vacuum insulated .48/2.4/4.16/13.8/34.5/69/115/230 KV circuit breakers, substation power transformers, pad-mounted transformers, pole-mounted transformers, loadbreak switches, high and low voltage disconnect switches, oil switches, circuit switchers, transformer tap changers (auto and manual), reclosers, motor starters, reactors and switchgear, Bucholtz relays, cooling fans, substation lighting, substation civil maintenance, emergency lighting, bus ducts and insulators, using various types of test and equipment. Locates equipment or system faults and operating irregularities and makes repairs.
Field repairs electrical and mechanical components of oil/SF6 circuit breakers, which include air compressors, hydraulic pumps, mechanical springs, and air systems. Also adjusts mechanism on breaker linkage as required. Performs motion analysis, torque test, and ductor tests of circuit breaker contacts. Overhauls circuit breaker, air compressors and air closing valves.
Relocates, sets, and aligns new/used power transformers.
Replaces/repairs battery banks/chargers and performs battery load tests.
Processes insulating oil for transformers and breakers. Assembles tankage, hoses, bladders, and processing equipment. Handles oil drums, monitors and controls oil levels, oil circulation, and drying process procedures. Disconnects, disassembles, cleans-up and stores equipment when job is complete.
Performs preventive maintenance and/or revises existing equipment and systems to conform to verbal instructions, revised drawings and work orders; then makes operational test runs for satisfactory repair and acceptance.
Provides work direction for lower classified technicians.
Trains subordinate technicians in diagnostics, troubleshooting, test, repair and maintenance procedures/methods.
calibration settings, final condition of equipment, etc.
Practices good housekeeping, including jobsite cleanup, conforms to safety standards, rules, and practices and requires it in others.
Performs other miscellaneous tasks as directed by the Supervisor.
