DriveMaster® - Lesson 4: Electrical Control Systems (NON-ECM), © 2001 Horton, Inc.

LESSON 4: ELECTRICAL CONTROL SYSTEMS (NON-ECM)

4.5 Summary - Open/Closed Electrical Controls

INDEX

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Normally-open Electrical System with normally-open solenoid valve
All switches open Solenoid de-energized Drive disengaged	Any switch closed Solenoid energized Drive engaged

Normally-closed Electrical System with normally-closed solenoid valve
All switches closed Solenoid energized Drive disengaged	Any switch open Solenoid de-energized Drive engaged

Learning Objectives:
• (Review Only)

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INTRO | LESSON 1 | 2 | 3 | 4 | LAB | REVIEW | SERVICING | LESSON 5 | 6 | 7 | 8 | 9 | 10 | 11 | REVIEW | TEST