Provides instruction on performing AC and DC voltage systems inspections and tests; servicing AC and DC power sources; servicing wiring/distribution systems; and maintaining, repairing and inspecting AC and DC devices.

Covers installation, repair and replacement of RV heating systems, including gravity, pilot and DSI (direct spark ignition furnaces). Topics examined include verifying LP-gas pressure and electrical voltage; inspecting and cleaning burner, pilot, etc.

Covers the basics of hydraulic systems used in RV's. Includes information on system components, maintenance and trouble shooting.

Provides instruction on performing fresh water systems tests; inspecting and repairing fresh water storage tanks, distribution systems, and fixtures and devices; performing waste water systems tests; and inspecting, repairing and replacing waste tanks.

Introduces and explains the many important steps in inspecting the RV before delivering to the customer, including checking LP gas systems, pre-testing all appliances and accessories, testing and inspecting the AC and DC electrical system, & safety items.