3 RV Electrical Systems

RV Electrical – The heartbeat of the RV is the 3 separate electrical systems that control all the various functions that that our customer expects to operate at a touch of a button. The difference between a parts hanger and a successful technician is the technician understands how these electrical systems flow and how to systematically troubleshoot the inner workings of a circuit whether it be powered by the on board batteries or the power cord from the campground pedestal.

Module 1 – The 3 Electrical Systems and How They Operate

  • What is Electricity? Where does it come from and what are the terms we use to describe it
  • What are the 3 Electrical Systems
  • Voltage, Amperage, Resistance and Watts – the common language all successful technicians understand
  • 30 amp vs 50 amp power and why it matters


Module 2- Direct Current or D.C. Voltage

  • What is DC voltage and where does it come from
  • Batteries the energy source that controls your appliances, water pump, room slide outs and safety devices
  • Converters are more than a fancy battery charger
  • Solar panels and wind generators
  • Troubleshooting and locating a blown fuse, open and shorted circuit


Module 3- Alternating Current or A.C. Voltage

  • What is AC voltage and where does it come from
  • Why AC voltage powers your major appliances
  • Inverters – making AC power out of DC batteries
  • Demystifying the 120/240 circuit panel box and transfer switches


Module 4 – Advanced Electrical Troubleshooting Techniques

  • Troubleshooting Steps
  • Troubleshooting and Isolation Techniques
  • Learning to use your VOM
  • When to use and not use a Test Light
  • Using an Amp Clamp

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