4000 Switch Machine - Alstom

SECTION 6CORRECTIVE MAINTENANCEPURPOSEThis section describes removal and replacement procedures of major components found to befaulty through inspection and test procedures described in Section 4, Scheduled Maintenance andSection 5, Troubleshooting. The removal and replacement procedure, for a given component,describes any adjustment or test along with special tools that may be required to complete theprocedure. Recommended spare parts are identified and shown in "SECTION 7 - PARTSCATALOG".REMOVAL AND REPLACEMENT PROCEDURESThe following are removal and replacement procedures for specific switch machine components.These procedures should be followed in the sequence given. Tools and adjustments, if required,are described in the procedure.WARNINGKeep clear of gears and switch points when machine is underoperational control. Power to switch machine must be cut off at controlroom before any removal or replacement procedure is performed.P2444, Rev. Jan/07 6-1 ALSTOM Signaling Inc.