National Learning Corporation

Elevator and Escalator Specialist National Learning Corporation

The Elevator and Escalator Specialist Passbook(R) prepares you for your test by allowing you to take practice exams in the subjects you need to study. It provides hundreds of questions and answers in the areas that will likely be covered on your upcoming exam, including but not limited to: electrical theory; electronic controls; electrical, mechanical and hydraulic devices and components; troubleshooting and repairs; workplace safety; and other related areas.