Electrical Services is composed of three units Electrical, Electronic Low Voltage, and medium voltage and low current. The Electrical Unit maintains secondary voltage power distribution systems, performing such utility functions as installation of new electrical circuits maintenance and repair of building switchboards repair of indoor and outdoor lighting systems general troubleshooting and repair of electrical distribution systems. The Electronics and Low Voltage Unit installs and maintains permanent systems such as fire alarms, clocks, and bell systems. The High Voltage Unit operates and maintains extensive high voltage power distribution systems. This unit performs such functions as Repair or replacement of underground or overhead distribution lines Rerouting of power distribution to back-up circuits during emergencies.