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

Scheduled Maintenance4.5. PREVENTIVE MAINTENANCE INDEXTable 4–1 lists the recommended intervals for preventive maintenance (PM) actions andreferences the particular procedure in this section. A high number of daily switchoperations may require these inspections be performed more often.Table 4–1. Preventive Maintenance IndexInterval Maintenance Action TableWeekly Site and Switch Machine Inspection 4–2MonthlySwitch Machine Lubrication(Quarterly if less than 20 moves per day)4–3 through 4–6QuarterlyRecycling Time Test 4–7Obstruction and Overload Relay Test andAdjustment4–8 and 4–9Motor Brush Inspection 4–10Box-style Bearing and Wear Plate Inspection 4–11Throw Rod Check and Adjustment 4–12Lock Rod and Adjustment 4–13Point Detector Rod and Adjustment 4–14Point Detector Contact and Adjustment4–15 through4–17Motor Control Contact and Adjustment 4–18Controller Contact Adjustment (Model 5G4–19and 5H)Friction Clutch Inspection 4–20Friction Clutch Test 4–21Friction Clutch Adjustment 4–22Crank Cut-Out Switch Adjustment 4–23Hand-Power Lever Test (Model 5F and 5H) 4–24Semi-annually Commutator inspection 4–25Annually Magnetic Detent Inspection 4–26Blocking Rectifier Test 4–27As Required Component Replacement SeeSection 6 Table 6–2P1293, Rev. Jun/07 4–3 Alstom Signaling Inc.