SM-6495 - Ansaldo STS

Table of ContentsTable of Contents1. INTRODUCTION................................................................................................................................1-11.1. Description and General Operation ..........................................................................................1-11.2. Reference Documents ..............................................................................................................1-31.3. Parts List Ordering References.................................................................................................1-31.4. Major Installation Parts .............................................................................................................1-42. INSTALLATION.................................................................................................................................2-12.1. Introduction ...............................................................................................................................2-12.1.1. Required Tools..............................................................................................................2-12.1.2. Foundations ..................................................................................................................2-12.2. Mast Mounting ..........................................................................................................................2-12.2.1. Mast Mounting for Sidewalk Gate Mechanisms............................................................2-22.2.2. Pedestrian Gate Shield Installation...............................................................................2-42.3. Power and Control Wiring .........................................................................................................2-52.3.1. Power Supply Filtering and Regulation Test for Non-Battery Operation for12 and 24 VDC Systems...............................................................................................2-62.3.2. Wiring Diagram for 12-Volt Systems.............................................................................2-72.3.3. Wiring Diagram for 24-Volt Systems.............................................................................2-72.3.4. Wiring Diagram for 3-Wire Control 12-Volt Systems ....................................................2-72.3.5. Wiring Diagram for Pedestrian Mechanism 12-Volt Systems.......................................2-82.4. Spring Buffer Adjustment........................................................................................................2-152.4.1. Horizontal (Down) Buffer Adjustment ........................................................................ 2-152.4.2. Vertical (Up) Buffer Adjustment ................................................................................. 2-152.5. Torque Testing and Adjustments............................................................................................2-152.5.1. Torque Testing (Not required for Sidewalk Gate Mechanisms)................................. 2-152.5.2. Horizontal Adjustment................................................................................................ 2-162.5.3. Vertical Adjustment .................................................................................................... 2-172.6. Cam Adjustment .....................................................................................................................2-172.7. Gate Arm Ascent and Descent Time Test (12-Volt Systems) ................................................2-182.7.1. Gate Arm Ascent and Descent Time Test (24-Volt Systems) ................................... 2-192.7.2. Circuit Breaker ........................................................................................................... 2-192.8. Test Checklist..........................................................................................................................2-203. GENERAL MAINTENANCE AND TROUBLESHOOTING ...............................................................3-13.1. Safety Considerations at Multiple Gate Locations....................................................................3-13.2. General Maintenance................................................................................................................3-23.2.1. Periodic Maintenance ...................................................................................................3-23.2.2. Control Relays...............................................................................................................3-23.2.3. Contact Adjustments.....................................................................................................3-23.2.4. Electrical Assembly.......................................................................................................3-33.2.5. Hold Clear Device (Brake) Removal/Replacement and Testing Procedure.................3-43.2.6. Gearmotor.....................................................................................................................3-73.2.7. Idler Gear Assembly .....................................................................................................3-83.2.8. Main Shaft and Segment Gear .....................................................................................3-8SM 6495, Rev. 7, December 2008v