Models 5E, 5F, 5G & 5H Electric Switch Machines: Single ... - Alstom

TopicTABLE OF CONTENTSPage1. SECTION 1 - GENERAL DESCRIPTION.........................................................1–11.1. SCOPE OF MANUAL ..................................................................................1–11.2. SWITCH MACHINE FEATURES.................................................................1–11.2.1. Single Control Versus Dual Control .............................................................1–11.2.2. Controllers ...................................................................................................1–21.3. MODEL 5E, 5F, 5G AND 5H DESIGN.........................................................1–31.3.1. Model 5E Switch Machine ...........................................................................1–41.3.2. Model 5F Switch Machine............................................................................1–41.3.3. Model 5G Switch Machine...........................................................................1–41.3.4. Model 5H Switch Machine ...........................................................................1–41.4. MODEL 5 SERIES SWITCH MACHINE COMPONENTS............................1–51.5. SAFETY PRECAUTIONS FOR MAINTAINERS..........................................1–81.5.1. General Recommendations.........................................................................1–81.5.2. Proper Attire ................................................................................................1–91.5.3. Train Control Room (TCR) Work .................................................................1–91.5.4. General Safety on Property .........................................................................1–91.5.5. Safety at Wayside......................................................................................1–101.5.6. Safety at Station Platforms ........................................................................1–101.5.7. Safety at Switch Machines ........................................................................1–112. SECTION 2 - THEORY OF OPERATION.........................................................2–12.1. GENERAL ...................................................................................................2–12.2. POWER OPERATION.................................................................................2–12.3. HAND CRANK OPERATION.......................................................................2–42.4. HAND THROW OPERATION (5F AND 5H SWITCH MACHINES) .............2–62.5. COMPONENT FUNCTIONS .......................................................................2–82.5.1. Motor ...........................................................................................................2–92.5.1.1. Commutator and Brushes .......................................................................2–112.5.1.2. Magnetic Detent......................................................................................2–122.5.2. Hand Crank Cutout Switches.....................................................................2–142.5.3. Friction Clutch............................................................................................2–162.5.3.1. Friction Clutch Gear Mechanism.............................................................2–172.5.3.2. Main Gear Bracket..................................................................................2–172.5.4. Cam Bar, Throw Bar, Point Detector Mechanism......................................2–182.5.5. Lock Rod ...................................................................................................2–212.5.6. Point Detector Rods ..................................................................................2–232.5.7. Box Style Bearings and Wear Plates.........................................................2–252.5.8. Point Detector Circuit Controller ................................................................2–262.5.8.1. Normal/Reverse Contacts.......................................................................2–282.5.8.2. Motor Control Contacts...........................................................................2–282.5.8.3. Shunt Contact .........................................................................................2–29P1293, Rev. Jun/07 i Alstom Signaling Inc.