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Table of Contents
Introduction
Disclosure .................................................................................................................... 1
About This Manual ...................................................................................................... 1
Additional Documentation........................................................................................... 2
Customer Service ......................................................................................................... 2
Chapter 1. Description
Features
Product Features........................................................................................................... 4
Model Specific Features .............................................................................................. 5
Component Descriptions
External Luminaire Components ................................................................................. 6
Luminaire Internal Head Components......................................................................... 7
Luminaire Yoke Components ...................................................................................... 8
Dimmer Models ......................................................................................................... 10
Principles of Operation
VL550 Incandescent Luminaires ............................................................................... 11
VL550 Incandescent Block Diagram - Without On-Board IGBT Dimmer (120V or
230V)................................................................................................................... 11
VL550D Incandescent Luminaires ............................................................................ 12
VL550D Incandescent Block Diagram - With On-Board IGBT Dimmer (120V or
230V)................................................................................................................... 12
Chapter 2. Maintenance
Testing
Running Parameter Tests ........................................................................................... 14
Diagnostic Tests ......................................................................................................... 16
Test Descriptions ................................................................................................. 16
Test Menu System Chart ..................................................................................... 17
Equipment Handling
Locations/Use ............................................................................................................ 18
Lamps......................................................................................................................... 18
Servicing.............................................................................................................. 18
Heat ..................................................................................................................... 18
Lamp Life ............................................................................................................ 18
Solid State Electronics ............................................................................................... 19
Electrostatic Discharge (ESD)............................................................................. 19
Printed Circuit Boards (PCBs) ............................................................................ 19
Maintenance Procedures
Lamp Replacement - Incandescent ............................................................................ 20
Summary of Contents for VL550
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