Delta PCS100 Maintenance Manual page 123

Before attempting any work around the PCS100, observe the following precautions:
 Remove any watches, rings, or other metallic accessories.
 Only use tools with insulated handles.
 Wear rubber gloves and boots.
 Do not lay tools or metal parts on top of the cabinet.
Removing a DC Main Relay
1. Open the front door. See "Opening a Front Door" on page 20.
2. Remove the safety cover. See "Removing a Safety Cover" on page 34.
3. Press to disconnect the cable from the DC main relay.
4. Remove the nut securing the wires and the bracket.
5. Remove the wires and the bracket.
Maintenance Manual
DC Main
Relay
Figure 157. Disconnecting the Cable
Figure 158. Removing the Wires and the Bracket
111
Maintenance