7.6 Drive Replacement408 YASKAWA ELECTRIC SIEP C710616 27G YASKAWA AC Drive A1000 Technical Manual Replacing the DriveWARNING! Electrical Shock Hazard. Do not connect or disconnect wiring while the power is on. Failure to comply can result in seriouspersonal injury. Before servicing the drive, disconnect all power to the equipment. The internal capacitor remains charged even afterthe power supply is turned off. After shutting off the power, wait for at least the amount of time specified on the drive before touchingany components.WARNING! Electrical Shock Hazard. Do not allow unqualified personnel to perform work on the drive. Failure to comply could result inserious injury. Installation, maintenance, inspection and servicing must be performed only by authorized personnel familiar withinstallation, adjustment and maintenance of AC drives.NOTICE: Damage to Equipment. Observe proper electrostatic discharge procedures (ESD) when handling the drive and circuitboards. Failure to comply may result in ESD damage to the drive circuitry.The following procedure explains how to replace a drive. This section provides instructions for drive replacement only.To install option boards or other types of options, then refer to the specific manuals for those options.NOTICE: When transferring a braking transistor, braking resistor, or other type of option from a damaged drive to a new replacementdrive, make sure they are working properly before reconnecting them to the new drive. Replace broken options to prevent immediatebreak down of the replacement drive.1. Remove the terminal cover.Figure 7.57Figure 7.57 Drive Replacement: Removing the Terminal Cover2. Loosen the screws holding the terminal board in place. Take out the screw securing the bottom cover andremove the bottom cover from the drive.Note: Drives set up for compliance with IP00 do not have a bottom cover.Figure 7.58Figure 7.58 Drive Replacement: Removing the Terminal Board3. Slide the terminal board as illustrated by the arrows, and remove it from the drive along with the bottom cover.Figure 7.59Figure 7.59 Drive Replacement: Remove the Terminal Board
