Following completion of Chapter 7, students should be able to:

1. Develop a preventive maintenance program for your on-site system, wastewater collection and/or treatment system.
2. Set up a maintenance recordkeeping system.
3. Use a systematic approach when troubleshooting equipment or system problems.
4. Recognize the serious consequences that could occur when inexperienced, unqualified or unauthorized persons attempt to troubleshoot or repair electrical panels, controls, circuits, wiring, or equipment.
5. Properly select and safely use the following pieces of equipment (if qualified and authorized):
   1. Multimeter
   2. Ammeter
   3. Megger
   4. Ohmmeter
6. Communicate effectively with electricians.

NOTE: Previous chapters present special maintenance information for specific types of collection systems and treatment processes. This chapter focuses on two key elements of a small wastewater utility operator's job. First, it focuses on the importance of establishing a maintenance program for a utility and provides guidelines for developing an effective program. Second, this chapter teaches operators a strategy for troubleshooting problems in their wastewater systems, with particular emphasis on electrical problems.

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